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       # PURETEK INDUSTRIAL CO, INC.
       
          14400BPS FAX/MODEM ADAPTER (EXT)
       
          Card Type              Fax, Modem (asynchronous)               
          Chip Set               Unidentified                            
          Maximum Data Rate      14.4Kbps                                
          Maximum Fax Rate       14.4Kbps                                
          Data Bus               External                                
          Fax Class              Class I & II                            
          Data Modulation        Bell 103/212A                           
          Protocol                                                       
                                 ITU-T V.21, V.22, V.22bis, V.23, V.25,  
                                 V.32, V.32bis                           
          Fax Modulation         ITU-T V.17, V.21CH2, V.27ter, V.29      
          Protocol               
          Error                  MNP5, V.42, V.42bis                     
          Correction/Compression 
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Function        |  Label   |   Function   |  Label  |
          |------------------------------------------------------------|
          | DC power                    |    CN1     | Line out | CN3  |
          |-----------------------------+------------+----------+------|
          | RS-232/422                  |    CN2     | Line in  | CN4  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                 Setting                 | Label | Position |
          |-----------------------------------------+-------+----------|
          | í DTR normal                            | SW1/1 |   Off    |
          |-----------------------------------------+-------+----------|
          | Modem ignores DTR                       | SW1/1 |    On    |
          |-----------------------------------------+-------+----------|
          | í Verbose result codes                  | SW1/2 |   Off    |
          |-----------------------------------------+-------+----------|
          | Numeric result codes                    | SW1/2 |    On    |
          |-----------------------------------------+-------+----------|
          | í Result code display enabled           | SW1/3 |    On    |
          |-----------------------------------------+-------+----------|
          | Result code display disabled            | SW1/3 |   Off    |
          |-----------------------------------------+-------+----------|
          | í Local echo enabled                    | SW1/4 |   Off    |
          |-----------------------------------------+-------+----------|
          | Local echo disabled                     | SW1/4 |    On    |
          |-----------------------------------------+-------+----------|
          | í Auto answer disabled                  | SW1/5 |    On    |
          |-----------------------------------------+-------+----------|
          | Auto answer enabled                     | SW1/5 |   Off    |
          |-----------------------------------------+-------+----------|
          | í CD signal normal                      | SW1/6 |   Off    |
          |-----------------------------------------+-------+----------|
          | CD forced high                          | SW1/6 |    On    |
          |-----------------------------------------+-------+----------|
          | í Load Y or Y1 configuration from NVRAM | SW1/7 |   Off    |
          |-----------------------------------------+-------+----------|
          | Load &F0 generic template configuration | SW1/7 |    On    |
          | from ROM                                |       |          |
          |-----------------------------------------+-------+----------|
          | í Smart mode                            | SW1/8 |    On    |
          |-----------------------------------------+-------+----------|
          | Dumb mode                               | SW1/8 |   Off    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          |   LED   | Color |  Status  |           Condition           |
          |---------+-------+----------+-------------------------------|
          |   AA    |  Red  |    On    |      Auto-answer enabled      |
          |---------+-------+----------+-------------------------------|
          |   AA    |  Red  |   Off    |     Auto-answer disabled      |
          |---------+-------+----------+-------------------------------|
          |   AA    |  Red  | Blinking |       Phone is ringing        |
          |---------+-------+----------+-------------------------------|
          |   CD    |  Red  |    On    |    Carrier signal detected    |
          |---------+-------+----------+-------------------------------|
          |   CD    |  Red  |   Off    |  Carrier signal not detected  |
          |---------+-------+----------+-------------------------------|
          |   RD    |  Red  |    On    |    Modem is receiving data    |
          |---------+-------+----------+-------------------------------|
          |   RD    |  Red  |   Off    |  Modem is not receiving data  |
          |---------+-------+----------+-------------------------------|
          |   SD    |  Red  |    On    |  Modem is transmitting data   |
          |---------+-------+----------+-------------------------------|
          |   SD    |  Red  |   Off    |   Modem is not transmitting   |
          |         |       |          |             data              |
          |---------+-------+----------+-------------------------------|
          |   TR    |  Red  |    On    |      DTR signal is high       |
          |---------+-------+----------+-------------------------------|
          |   TR    |  Red  |   Off    |       DTR signal is low       |
          |---------+-------+----------+-------------------------------|
          |   CS    |  Red  |    On    | CTS forced high and transmit  |
          |         |       |          | hardware flow control enabled |
          |---------+-------+----------+-------------------------------|
          |   CS    |  Red  |   Off    |  CTS forced low and transmit  |
          |         |       |          |     hardware flow control     |
          |         |       |          |           disabled            |
          |---------+-------+----------+-------------------------------|
          | ARQ/FAX |  Red  |    On    |  Data mode; error correction  |
          |         |       |          |            enabled            |
          |---------+-------+----------+-------------------------------|
          | ARQ/FAX |  Red  |   Off    |   Data and Fax mode; error    |
          |         |       |          |  correction and fax disabled  |
          |---------+-------+----------+-------------------------------|
          | ARQ/FAX |  Red  | Blinking |   Data mode; retransmitting   |
          |         |       |          |        data to remote         |
          |         |       |          |                               |
          |         |       |          |  Fax mode; fax mode enabled   |
          +------------------------------------------------------------+
       
          +---------------------------------------------------------+
          |                  SUPPORTED COMMAND SET                  |
          |---------------------------------------------------------|
          |                    Basic AT Commands                    |
          |---------------------------------------------------------|
          | AT, ‘+++’, A/                                           |
          |---------------------------------------------------------|
          | A, B, E, G, H, L, M, T, V                               |
          |---------------------------------------------------------|
          |                       S Registers                       |
          |---------------------------------------------------------|
          | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12   |
          |---------------------------------------------------------|
          | Note: See MHI Help file for full command documentation. |
          +---------------------------------------------------------+
       
                            Proprietary AT Command Set
       
       For a full command summary, see PURETEK INDUSTRIAL CO, INC.14400BPS
                             FAX/MODEM ADAPTER (INT)