MICROCOM, INC. ============== QX/4232BIS+ Card Type Modem (synchronous/asynchronous) Processor Z80 Processor Speed 10MHz Maximum Onboard Memory 64KB DRAM Maximum Data Rate 14.4Kbps Data Bus Serial Data Modulation Bell 103A/212A ITU-T V.21, V.22, V.23, V.22bis, V.32, V.32bis Error MNP5, MNP10, V.42, V.42bis Correction/Compression +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |------------------+-------+-------------------------+-------| | Line out | CN1 | Volume control | R1 | |------------------+-------+-------------------------+-------| | Line in | CN2 | Talk/Data switch | SW4 | |------------------+-------+-------------------------+-------| | AC power in | CN3 | Originate/Answer switch | SW5 | |------------------+-------+-------------------------+-------| | RS232/422 port | CN4 | Reset switch | SW6 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |----------------------------------------+-------+-----------| | Minimum receive signal level set to | JP4 | Pins 1 & | | -43 dBm | | 2 closed | |----------------------------------------+-------+-----------| | Minimum receive signal level set to | JP4 | Pins 2 & | | -33 dBm | | 3 closed | |----------------------------------------+-------+-----------| | i Factory configured - do not alter | JP8/A | Closed | |----------------------------------------+-------+-----------| | i Factory configured - do not alter | JP8/B | Open | |----------------------------------------+-------+-----------| | i Factory configured - do not alter | JP8/C | Open | |----------------------------------------+-------+-----------| | i Factory configured - do not alter | JP9/A | Closed | |----------------------------------------+-------+-----------| | i Factory configured - do not alter | JP9/B | Open | |----------------------------------------+-------+-----------| | i Factory configured - do not alter | JP9/C | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS (CON'T) | |------------------------------------------------------------| | Setting | Label | Position | |---------------------------------------+--------+-----------| | Pin 1 of serial port connected to | JP10 | Pins 2 & | | signal ground | | 3 closed | |---------------------------------------+--------+-----------| | Pin 1 of serial port connected to | JP10 | Pins 1 & | | chassis ground | | 2 closed | |---------------------------------------+--------+-----------| | Pin 18 has no function | JP11/A | Open | |---------------------------------------+--------+-----------| | Modem performs local analog loopback | JP11/A | Closed | | test when pin 18 goes high | | | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW3/7 | On | | (for North America) | | | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW3/8 | On | | (for North America) | | | |------------------------------------------------------------| | Note: If pin 18 is enabled, busy out must be | | disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE TYPE SELECTION | |------------------------------------------------------------| | Setting | JP1/A | JP1/B | JP1/C | |------------------------+-----------+-----------+-----------| | Leased line (0 dBm) | Open | Open | Closed | |------------------------+-----------+-----------+-----------| | Permissive (-10 dBm) | Closed | Open | Open | |------------------------+-----------+-----------+-----------| | Programmable (-12 dBm) | Open | Closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | BUSY OUT SELECTION | |------------------------------------------------------------| | Setting | JP11/B | JP11/C | |--------------------------+----------------+----------------| | Busy out enabled | Closed | Open | |--------------------------+----------------+----------------| | Busy out disabled | Open | Closed | |------------------------------------------------------------| | Note: If busy out is enabled, pin 18 must be | | disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE TRANSMISSION LEVEL SELECTION | |------------------------------------------------------------| | Setting | SW3/1 | SW3/2 | SW3/3 | |---------------+--------------+--------------+--------------| | -2 dBm | On | On | On | |---------------+--------------+--------------+--------------| | -4 dBm | Off | On | On | |---------------+--------------+--------------+--------------| | -6 dBm | On | Off | On | |---------------+--------------+--------------+--------------| | -8 dBm | Off | Off | On | |---------------+--------------+--------------+--------------| | -10 dBm | On | On | Off | |---------------+--------------+--------------+--------------| | -12 dBm | Off | On | Off | |---------------+--------------+--------------+--------------| | -14 dBm | On | Off | Off | |---------------+--------------+--------------+--------------| | -16 dBm | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | SWITCHED LINE TRANSMISSION LEVEL SELECTION | |------------------------------------------------------------| | Setting | SW3/4 | SW3/5 | SW3/6 | |---------------+---------------+--------------+-------------| | -2 dBm | On | On | On | |---------------+---------------+--------------+-------------| | -4 dBm | Off | On | On | |---------------+---------------+--------------+-------------| | -6 dBm | On | Off | On | |---------------+---------------+--------------+-------------| | -8 dBm | Off | Off | On | |---------------+---------------+--------------+-------------| | -10 dBm | On | On | Off | |---------------+---------------+--------------+-------------| | -12 dBm | Off | On | Off | |---------------+---------------+--------------+-------------| | -14 dBm | On | Off | Off | |---------------+---------------+--------------+-------------| | -16 dBm | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONFIGURATION MODE FUNCTION | |------------------------------------------------------------| | Mode | Function | |-------+----------------------------------------------------| | 0 | Normal operation of modem - sets power-up defaults | | | for various commands | |-------+----------------------------------------------------| | 1 | Sets user profile that will be loaded at power-up | |-------+----------------------------------------------------| | 2 | Performs diagnostic tests | |-------+----------------------------------------------------| | 3 | Modifies factory default settings loaded by &F | | | command | |-------+----------------------------------------------------| | 4 | Sets power-up defaults for V.25bis synchronous and | | | dumb synchronous modes | |------------------------------------------------------------| | Note: The QX/4232bis+ modem can be configured by | | switches in five modes, although command | | configuration is preferable when possible. | | Configuration modes 1, 3, and 4 can be stored in | | NVRAM by pressing the reset switch. Mode 0 is read on | | reset or power-up. Before operating, the modem's | | switches should be returned to mode 0 and the | | appropriate settings made. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONFIGURATION MODE SELECTION | |------------------------------------------------------------| |Mode |Command Set|Async/Sync| SW1/1 |SW1/2 |SW1/3 |SW1/9 | |-----+-----------+----------+----------+------+------+------| | 0 | AT | Async |See mode 0| Off | On | On | |-----+-----------+----------+----------+------+------+------| | 0 | V.25bis | Async |See mode 0| On | On | On | |-----+-----------+----------+----------+------+------+------| | 1 | N/A | N/A | Off | Off | Off | On | |-----+-----------+----------+----------+------+------+------| | 2 | N/A | Async |See mode 2| On | Off | On | |-----+-----------+----------+----------+------+------+------| | 2 | N/A | Sync |See mode 2| On | Off | Off | |-----+-----------+----------+----------+------+------+------| | 3 | N/A | N/A | On | Off | Off | On | |-----+-----------+----------+----------+------+------+------| | 4 | V.25bis | Sync |See mode 4| On | On | Off | |-----+-----------+----------+----------+------+------+------| | 4 | None | Sync |See mode 4| Off | On | Off | +------------------------------------------------------------+ Configuration Mode 0 - Normal Operation +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |----------------------------------------+--------+----------| | i Modem goes to command mode and | SW1/1 | On | | disconnects on low DTR | | | |----------------------------------------+--------+----------| | Modem ignores DTR | SW1/1 | Off | |----------------------------------------+--------+----------| | i Command echo enabled | SW1/4 | On | |----------------------------------------+--------+----------| | Command echo disabled | SW1/4 | Off | |----------------------------------------+--------+----------| | i Auto-answer on one ring | SW1/5 | On | |----------------------------------------+--------+----------| | Auto-answer disabled | SW1/5 | Off | |----------------------------------------+--------+----------| | i Command sets enabled | SW1/8 | Off | |----------------------------------------+--------+----------| | Command sets disabled | SW1/8 | On | |----------------------------------------+--------+----------| | i Originate/Answer button determines | SW1/10 | On | | mode | | | |----------------------------------------+--------+----------| | Force answer mode | SW1/10 | Off | |----------------------------------------+--------+----------| | i Error correction result codes | SW2/5 | Off | | enabled | | | |----------------------------------------+--------+----------| | Extended result codes disabled | SW2/5 | On | |----------------------------------------+--------+----------| | i User profile loaded on reset and | SW2/6 | On | | power up | | | |----------------------------------------+--------+----------| | Factory profile loaded on reset and | SW2/6 | Off | | power up | | | |----------------------------------------+--------+----------| | i Switch configuration enabled | SW2/7 | Off | |----------------------------------------+--------+----------| | Switch configuration disabled | SW2/7 | On | |----------------------------------------+--------+----------| | i Serial port speed locked | SW2/8 | Off | |----------------------------------------+--------+----------| | Serial port speed follows connect | SW2/8 | On | | speed | | | |------------------------------------------------------------| | Note: SW2/8 has no function in V.25bis mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CD, CTS, AND DSR SIGNAL CONFIGURATION | |------------------------------------------------------------| | Setting | SW1/6 | SW1/7 | |--------------------------------------------+-------+-------| | CD, CTS, and DSR forced high | On | On | |--------------------------------------------+-------+-------| | CD normal, CTS follows CD, DSR follows OH | On | Off | |--------------------------------------------+-------+-------| | CD, CTS, and DSR forced high except at | Off | On | | disconnect | | | |--------------------------------------------+-------+-------| | i CD normal, CTS and DSR forced high | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL SELECTION | |------------------------------------------------------------| | Setting | SW2/1 | SW2/2 | |--------------------------------------------+-------+-------| | Flow control disabled | On | On | |--------------------------------------------+-------+-------| | Bidirectional XON/XOFF flow control | On | Off | | enabled | | | |--------------------------------------------+-------+-------| | i Bidirectional RTS/CTS flow control | Off | On | | enabled | | | |--------------------------------------------+-------+-------| | CTS flow control by DCE enabled | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE SELECTION | |------------------------------------------------------------| | Setting | SW2/3 | SW2/4 | |-------------------------------+--------------+-------------| | Normal mode enabled | On | On | |-------------------------------+--------------+-------------| | MNP reliable mode enabled | On | Off | |-------------------------------+--------------+-------------| | i Auto-reliable mode enabled | Off | On | |-------------------------------+--------------+-------------| | LAPM or MNP reliable mode | Off | Off | +------------------------------------------------------------+ Configuration Mode 1 - User Profile +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW1/6 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW1/7 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW1/8 | N/A | |----------------------------------------+--------+----------| | i Originate/Answer button determines | SW1/10 | On | | mode | | | |----------------------------------------+--------+----------| | Force answer mode | SW1/10 | Off | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW2/1 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW2/2 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW2/3 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW2/4 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW2/5 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW2/6 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW2/7 | N/A | |----------------------------------------+--------+----------| | i Factory configured - do not alter | SW2/8 | N/A | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER PROFILE SELECTION | |------------------------------------------------------------| | Setting | SW1/4 | SW1/5 | |-----------------------------+--------------+---------------| | User profile 0 | On | On | |-----------------------------+--------------+---------------| | User profile 1 | On | Off | |-----------------------------+--------------+---------------| | User profile 2 | Off | On | |-----------------------------+--------------+---------------| | User profile 3 | Off | Off | +------------------------------------------------------------+ Configuration Mode 2 - Diagnostic Testing +------------------------------------------------------------+ | TOGGLE SWITCHES | |------------------------------------------------------------| | Function | Label | Function | Label | |------------------------------------------------------------| | Start or stop test in | SW1/1 | Start or | SW4 | | progress | | stop test | | | | | in | | | | | progress | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |---------------------------------------+--------+-----------| | Modem will perform local digital | SW1/4 | Off | | loopback test | | | |---------------------------------------+--------+-----------| | Modem will not perform local digital | SW1/4 | On | | loopback test | | | |---------------------------------------+--------+-----------| | Modem will perform local analog | SW1/5 | Off | | loopback test | | | |---------------------------------------+--------+-----------| | Modem will not perform local analog | SW1/5 | On | | loopback test | | | |---------------------------------------+--------+-----------| | SW1/5 performs local analog loopback | SW1/6 | Off | | with self-test | | | |---------------------------------------+--------+-----------| | SW1/5 performs local analog loopback | SW1/6 | On | | test | | | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW1/7 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW1/8 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW1/10 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW2/1 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW2/2 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW2/3 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW2/4 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW2/5 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW2/6 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW2/7 | N/A | |---------------------------------------+--------+-----------| | i Factory configured - do not alter | SW2/8 | N/A | |------------------------------------------------------------| | Note: The modem will conduct tests in synchronous or | | asynchronous mode according to where SW1/9 was set | | the last time it was reset. | +------------------------------------------------------------+ Configuration Mode 3 - Factory Default Modification +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |----------------------------------------+--------+----------| | Verbose result codes enabled | SW1/6 | On | |----------------------------------------+--------+----------| | Numeric result codes enabled | SW1/6 | Off | |----------------------------------------+--------+----------| | Pins 18 and 21 have no function | SW1/7 | On | |----------------------------------------+--------+----------| | Perform local analog loopback test | SW1/7 | Off | | when pin 18 is high, remote digital | | | | loopback test when pin 21 is high | | | |----------------------------------------+--------+----------| | \K set to 0 | SW1/8 | Off | |----------------------------------------+--------+----------| | \K set to 5 | SW1/8 | On | |----------------------------------------+--------+----------| | Originate/Answer button determines | SW1/10 | On | | mode | | | |----------------------------------------+--------+----------| | Force answer mode | SW1/10 | Off | |----------------------------------------+--------+----------| | Inactivity timer disabled | SW2/1 | On | |----------------------------------------+--------+----------| | Inactivity timer set to 15 minutes | SW2/1 | Off | |----------------------------------------+--------+----------| | Modem-to-modem flow control disabled | SW2/2 | On | |----------------------------------------+--------+----------| | Modem-to-modem flow control enabled | SW2/2 | Off | |----------------------------------------+--------+----------| | Parity checking of flow control and | SW2/3 | On | | escape characters disabled | | | |----------------------------------------+--------+----------| | Flow control and escape characters | SW2/3 | Off | | will be processed only if their parity | | | | matches serial port | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODE CONFIGURATION | |------------------------------------------------------------| | Setting | SW1/4 | SW1/5 | |----------------------------------------+---------+---------| | Result codes enabled | On | On | |----------------------------------------+---------+---------| | Result codes disabled | On | Off | |----------------------------------------+---------+---------| | Result codes enabled on originate only | Off | N/A | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARITY SELECTION | |------------------------------------------------------------| | Setting | SW2/4 | SW2/5 | SW2/6 | |------------------------------------+-------+-------+-------| | Modem will use eight data bits, no | On | On | On | | parity | | | | |------------------------------------+-------+-------+-------| | Modem will use seven data bits, | On | On | Off | | odd parity | | | | |------------------------------------+-------+-------+-------| | Modem will use seven data bits, | On | Off | On | | even parity | | | | |------------------------------------+-------+-------+-------| | Modem will use seven data bits, | On | Off | Off | | MARK parity | | | | |------------------------------------+-------+-------+-------| | Modem will use seven data bits, | Off | On | On | | SPACE parity | | | | |------------------------------------+-------+-------+-------| | Modem will use eight data bits, | Off | On | Off | | odd parity | | | | |------------------------------------+-------+-------+-------| | Modem will use eight data bits, | Off | Off | On | | even parity | | | | |------------------------------------+-------+-------+-------| | Modem will use eight data bits, | Off | Off | Off | | MARK parity | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | SPEED SELECTION | |------------------------------------------------------------| | Setting | SW2/7 | SW2/8 | |--------------------------------------------+-------+-------| | Serial port speed set to 38.4Kbps; line | On | On | | speed set to 14.4Kbps | | | |--------------------------------------------+-------+-------| | Serial port speed set to 19.2Kbps; line | On | Off | | speed set to 14.4Kbps | | | |--------------------------------------------+-------+-------| | Serial port and line speeds set to 9600bps | Off | On | |--------------------------------------------+-------+-------| | Serial port speed set to 57.6Kbps; line | Off | Off | | speed set to 14.4Kbps | | | +------------------------------------------------------------+ Configuration Mode 4 - Synchronous Mode +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |----------------------------------------+--------+----------| | Modem goes to command mode and | SW1/1 | On | | disconnects on low-to-high DTR | | | | transition | | | |----------------------------------------+--------+----------| | Modem ignores DTR | SW1/1 | Off | |----------------------------------------+--------+----------| | Originate/Answer button determines | SW1/10 | On | | mode | | | |----------------------------------------+--------+----------| | Force answer mode | SW1/10 | Off | |----------------------------------------+--------+----------| | Pins 18 and 21 have no function | SW2/3 | On | |----------------------------------------+--------+----------| | Perform local analog loopback test | SW2/3 | Off | | when pin 18 is high, remote digital | | | | loopback test when pin 21 is high | | | |----------------------------------------+--------+----------| | Auto-answer on one ring | SW2/7 | Off | |----------------------------------------+--------+----------| | Auto-answer disabled | SW2/7 | On | |----------------------------------------+--------+----------| | Modem will match connect speeds. | SW2/8 | On | |----------------------------------------+--------+----------| | Modem will connect only at current | SW2/8 | Off | | speed. | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | STORED NUMBER SELECTION | |------------------------------------------------------------| | Setting | SW1/4 | SW1/5 | |--------------------------------------------+-------+-------| | Manual dial only | On | On | |--------------------------------------------+-------+-------| | Dial first stored number when Talk/Data | On | Off | | switch is pressed | | | |--------------------------------------------+-------+-------| | Dial second stored number when Talk/Data | Off | On | | switch is pressed | | | |--------------------------------------------+-------+-------| | Dial third stored number when Talk/Data | Off | Off | | switch is pressed | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE TYPE SELECTION | |------------------------------------------------------------| | Setting | SW1/6 | SW1/7 | SW1/8 | |------------------------------------+-------+-------+-------| | Modem is connected to switched | On | On | On | | line | | | | |------------------------------------+-------+-------+-------| | Modem is connected to 2-wire | Off | On | On | | leased line | | | | |------------------------------------+-------+-------+-------| | Modem is connected to 4-wire | Off | Off | On | | leased line | | | | |------------------------------------+-------+-------+-------| | Modem is connected to 2-wire | On | Off | On | | leased line. After 6 seconds of | | | | | receiving no input, the modem goes | | | | | off-hook and attempts to connect. | | | | |------------------------------------+-------+-------+-------| | Modem is connected to 4-wire | On | On | Off | | leased line. After 6 seconds of | | | | | receiving no input, the modem goes | | | | | off-hook and attempts to connect. | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT SPEED SELECTION | |------------------------------------------------------------| | Setting | SW2/1 | SW2/2 | |--------------------------------+-------------+-------------| | Modem will connect at 14.4Kbps | On | On | |--------------------------------+-------------+-------------| | Modem will connect at 9600bps | On | Off | |--------------------------------+-------------+-------------| | Modem will connect at 4800bps | Off | On | |--------------------------------+-------------+-------------| | Modem will connect at 2400bps | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CD, CTS, DSR, AND RTS SIGNAL CONFIGURATION | |------------------------------------------------------------| | Setting | SW2/4 | SW2/5 | SW2/6 | |------------------------------------+-------+-------+-------| | CD, CTS, and DSR forced high | On | On | On | |------------------------------------+-------+-------+-------| | CD, CTS, and DSR normal | On | On | Off | |------------------------------------+-------+-------+-------| | CD, CTS, and DSR forced high | On | Off | On | | except at disconnect | | | | |------------------------------------+-------+-------+-------| | CD normal, CTS and DSR forced high | On | Off | Off | |------------------------------------+-------+-------+-------| | CD, CTS, and DSR normal | Off | On | On | |------------------------------------+-------+-------+-------| | CD normal, CTS follows RTS, DSR | Off | On | Off | | forced high | | | | |------------------------------------+-------+-------+-------| | CD and CTS use ITU-T V.13 to | Off | Off | On | | simulate half-duplex modes, DSR | | | | | normal | | | | |------------------------------------+-------+-------+-------| | CD and CTS use ITU-T V.13 to | Off | Off | Off | | simulate half-duplex modes, DSR | | | | | forced high | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAGNOSTIC LED(S) (POWER-UP) | |------------------------------------------------------------| | TST | OH | HS | Condition | |--------+--------+----------+-------------------------------| | On | Off | Off | Firmware checksum incorrect | |--------+--------+----------+-------------------------------| | On | Off | Red | RAM test failed | |--------+--------+----------+-------------------------------| | On | Off | Green | Modem failed | |--------+--------+----------+-------------------------------| | On | On | N/A | Modem failed | |--------+--------+----------+-------------------------------| | Off | Off | Off | All tests passed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAGNOSTIC LED(S) (NORMAL OPERATION) | |------------------------------------------------------------| | LED | Color | Status | Condition | |-----+--------------+----------+----------------------------| | PWR | Unidentified | On | Power is on | |-----+--------------+----------+----------------------------| | PWR | Unidentified | Off | Power is off | |-----+--------------+----------+----------------------------| | TST | Unidentified | On | System error has occurred | | | | | or modem is retraining | |-----+--------------+----------+----------------------------| | TST | Unidentified | Blinking | Serial port is waiting to | | | | | be configured | |-----+--------------+----------+----------------------------| | TST | Unidentified | One | Data error has occurred | | | | blink | | |-----+--------------+----------+----------------------------| | TST | Unidentified | Off | Normal operation | |-----+--------------+----------+----------------------------| | OH | Unidentified | On | Modem is off-hook | |-----+--------------+----------+----------------------------| | OH | Unidentified | Off | Modem is on-hook | |-----+--------------+----------+----------------------------| | HS | Red | On | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 300bps | |-----+--------------+----------+----------------------------| | HS | Red | 1 blink | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 600bps | |-----+--------------+----------+----------------------------| | HS | Red | 2 blinks | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 1200bps | |-----+--------------+----------+----------------------------| | HS | Red | 3 blinks | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 2400bps | |-----+--------------+----------+----------------------------| | HS | Green | On | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 4800bps | |-----+--------------+----------+----------------------------| | HS | Green | 1 blink | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 7200bps | |-----+--------------+----------+----------------------------| | HS | Green | 2 blinks | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 9600bps | |-----+--------------+----------+----------------------------| | HS | Green | 3 blinks | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 12Kbps | |-----+--------------+----------+----------------------------| | HS | Green | 4 blinks | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 14.4Kbps | |-----+--------------+----------+----------------------------| | HS | N/A | Off | Modem is connected at, or | | | | | serial port speed is set | | | | | to, 75bps | |-----+--------------+----------+----------------------------| | DTR | Unidentified | On | DTR signal is high | |-----+--------------+----------+----------------------------| | DTR | Unidentified | Off | DTR signal is low | |-----+--------------+----------+----------------------------| | TXD | Unidentified | Blinking | Modem is transmitting data | |-----+--------------+----------+----------------------------| | TXD | Unidentified | Off | Modem is not transmitting | | | | | data | |-----+--------------+----------+----------------------------| | RXD | Unidentified | Blinking | Modem is receiving data | |-----+--------------+----------+----------------------------| | RXD | Unidentified | Off | Modem is not receiving | | | | | data | +------------------------------------------------------------+ +------------------------------------------------------------+ | SUPPORTED STANDARD COMMANDS | |------------------------------------------------------------| | Basic AT Commands | |------------------------------------------------------------| | +++, 'comma', A/ | |------------------------------------------------------------| | A, B, E, H, I, L, M, O, P, Q, T, V, W, X, Y, Z | |------------------------------------------------------------| | &D, &F, &G, &M, &P, &T, &W, &X, &Y, &Z | |------------------------------------------------------------| | Extended AT Commands | |------------------------------------------------------------| | \A, \B, \C, \E, \J, \N, \Q, \T | |------------------------------------------------------------| | %A, %C, %E, %F, %G | |------------------------------------------------------------| | Special AT Commands | |------------------------------------------------------------| | -J, *H, )M, @M, :E | |------------------------------------------------------------| | S-Registers | |------------------------------------------------------------| | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S12, S14, | | S16, S18, S22, S23, S25, S26, S27 | |------------------------------------------------------------| | Note: See MHI documentation for complete information. | +------------------------------------------------------------+ Proprietary AT Command Set +------------------------------------------------------------+ | COMMAND SET - V.25bis | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | [cmds] \M | |--------------+---------------------------------------------| | Description: | Enables the V.25bis command set. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY SWITCH SETTINGS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %Sn [cmds] | |--------------+---------------------------------------------| | Description: | Displays the modem's switch settings. | |------------------------------------------------------------| | Command | Function | |-----------------+------------------------------------------| | %S0 | Display settings of SW1/1-SW1/10. | |-----------------+------------------------------------------| | %S1 | Display settings of SW2/1-SW2/8. | |-----------------+------------------------------------------| | %S2 | Display settings of SW3/1-SW3/8. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE CALL RESTORAL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )Pn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the modem will attempt to | | | reconnect with a dial backup call to a | | | leased line MNP reliable mode connection | | | that has terminated abnormally. If the dial | | | backup reconnects successfully, the call | | | will proceed as if it had not disconnected. | |------------------------------------------------------------| | Command | Function | |------------------+-----------------------------------------| | )P0 | Leased line call restoral disabled. | |------------------+-----------------------------------------| | i )P1 | Leased line call restoral enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE COMPROMISE EQUALIZER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )En [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the compromise equalizer | | | will be used for leased line V.32 and | | | V.32bis connections. | |------------------------------------------------------------| | Command | Function | |-------------------+----------------------------------------| | i )E0 | Compromise equalizer disabled. | |-------------------+----------------------------------------| | )E1 | Compromise equalizer enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE DIAL BACKUP | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] :Nn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the modem will attempt to | | | connect to the first stored number with a | | | switched line connection if the leased line | | | connection fails. | |------------------------------------------------------------| | Command | Function | |-------------------------+----------------------------------| | :N0 | Dial backup disabled. | |-------------------------+----------------------------------| | i :N1 | Dial backup enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE DIAL BACKUP IN ANSWER MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the modem is allowed to | | | execute a dial backup if it is in answer | | | mode. | |------------------------------------------------------------| | Command | Function | |----------------+-------------------------------------------| | )C0 | Dial backup disabled in answer mode. | |----------------+-------------------------------------------| | i )C1 | Dial backup enabled in answer mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE MAXIMUM RETRAIN COUNTER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] :Gn [cmds] | |--------------+---------------------------------------------| | Description: | Sets the number of times the modem is | | | allowed to retrain in the time specified by | | | the :H command before it attempts a dial | | | backup connection. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE MAXIMUM RETRAIN TIME | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] :Hn [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the amount of time in which the modem | | | is allowed to retrain the number of times | | | specified by the :G command before it | | | attempts a dial backup connection. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE ORIGINATE MODE TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Vn [cmds] | |--------------+---------------------------------------------| | Default: | 5 | |--------------+---------------------------------------------| | Range: | 0 - 90 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the amount of time that the | | | originating modem waits for an answer | | | before attempting a dial backup. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE QUALITY | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] )F [cmds] | |--------------+---------------------------------------------| | Default: | N/A | |--------------+---------------------------------------------| | Range: | 0 - 65535 | |--------------+---------------------------------------------| | Unit: | N/A | |--------------+---------------------------------------------| | Description: | Displays the poorest quality of the phone | | | line this connection. Higher numbers | | | indicate a poorer connection. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE QUALITY CLEAR | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] :Y [cmds] | |--------------+---------------------------------------------| | Description: | Clears the line quality value reported by | | | )F so that the current line quality may be | | | monitored. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE RESTORAL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )Ln [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the modem will attempt to | | | restore a leased line connection while | | | connected with a dial backup connection. | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | )L0 | Modem will not attempt to restore leased | | | line connection. | |---------------+--------------------------------------------| | i )L1 | Modem will attempt to restore leased line | | | connection. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE RESTORAL CARRIER TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )Wn [cmds] | |--------------+---------------------------------------------| | Default: | 20 | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Sets the amount of time that the modem | | | waits for a carrier after attempting to | | | restore a leased line connection. If this | | | time expires the modem will begin a dial | | | backup again. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE RESTORAL DELAY | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )Xn [cmds] | |--------------+---------------------------------------------| | Default: | 60 | |--------------+---------------------------------------------| | Range: | 0 - 60 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the amount of time that the modem | | | waits after a successful dial backup to | | | check the leased line to see if service has | | | been re-established. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE RESTORAL RETRY DELAY | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )Yn [cmds] | |--------------+---------------------------------------------| | Default: | 40 | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Sets the amount of time after a failed | | | attempt to re-connect to the leased line, | | | and while it is performing a dial backup, | | | that the modem watches for a carrier on the | | | leased line. If no carrier is detected | | | within this time the modem proceeds with | | | the dial backup. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE RESTORE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] )B [cmds] | |--------------+---------------------------------------------| | Description: | Initiates a leased line restoral. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Ln [cmds] | |--------------+---------------------------------------------| | Description: | Selects what type of line the modem is | | | connected to and whether it will attempt to | | | automatically re-connect. | |------------------------------------------------------------| | Command | Function | |----------------+-------------------------------------------| | i &L0 | Modem is connected to switched line. | |----------------+-------------------------------------------| | &L1 | Modem is connected to 2-wire leased line. | |----------------+-------------------------------------------| | &L2 | Modem is connected to 4-wire leased line. | |----------------+-------------------------------------------| | &L3 | Modem is connected to 2-wire leased line. | | | After 6 seconds of receiving no input, | | | the modem goes off-hook and attempts to | | | connect. | |----------------+-------------------------------------------| | &L4 | Modem is connected to 4-wire leased line. | | | After 6 seconds of receiving no input, | | | the modem goes off-hook and attempts to | | | connect. | +------------------------------------------------------------+ +------------------------------------------------------------+ | OPERATING MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] $Sn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the modem will operate in | | | asynchronous or synchronous mode. | |------------------------------------------------------------| | Command | Function | |-----------------------+------------------------------------| | i $S0 | Determined by SW1/9. | |-----------------------+------------------------------------| | $S1 | Force asynchronous mode. | |-----------------------+------------------------------------| | $S2 | Force synchronous mode. | +------------------------------------------------------------+ Proprietary V.25bis Command Set +------------------------------------------------------------+ | COMMAND SET - AT | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | ATZ | |--------------+---------------------------------------------| | Description: | Enables the AT command set. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SECURITY - PASSWORD SELECTION (ASYNCHRONOUS | | MODE) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | PSW | |--------------+---------------------------------------------| | Description: | Changes the connection password. The user | | | will be prompted to enter the old and new | | | passwords. Passwords must be exactly five | | | characters, case insensitive. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SECURITY - PASSWORD SELECTION (SYNCHRONOUS | | MODE) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | PSWxxxxx;yyyyy | |--------------+---------------------------------------------| | Description: | Changes the connection password. The xxxxx | | | represents old connection password, and the | | | yyyyy is the new connection password. | | | Passwords must be exactly five characters, | | | case insensitive. | +------------------------------------------------------------+ See MICROCOM, INC. DESKPORTE FAST for a full command summary.