DECISION COMPUTER INTERNATIONAL CO., LTD.
=========================================

   SAFLINE 4-PORT MULTIPLEXER SERIAL

   Card Type         Serial                                       
   Chipset           GoldStar                                     
   I/O Options       Serial ports (4)                             
   Data Bus          8-bit ISA                                    

<gopher://bitreich.org/I/th99/i/C-D/52589-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |               Function                |       Label        |
   |---------------------------------------+--------------------|
   | Serial ports via RJ-11 connector      |         J1         |
   |------------------------------------------------------------|
   |      Note:Standard DB-25 serial ports are provided on an   |
   |      external expansion box.                               |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Setting               | Label |   Position   |
   |-------------------------------------+-------+--------------|
   |>> | Bus speed set to 16MHz or lower |  JP1  |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Bus speed set higher than 16MHz |  JP1  |  Pins 3 & 4  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  JP3  | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Board is in normal mode         |  JP5  |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Board is in PC-MOS/386 mode     |  JP5  |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              SERIAL PORT ADDRESSES/INTERRUPTS              |
   |------------------------------------------------------------|
   | Option |  Port 1  | IRQ |  Port 2  | IRQ | Port 3 | Port 4 |
   |--------+----------+-----+----------+-----+--------+--------|
   |    | 1 |   3F8h   |  4  |   2F8h   |  3  |  1B0h  |  1B8h  |
   |    |   | (COM1:)  |     | (COM2:)  |     |        |        |
   |----+---+----------+-----+----------+-----+--------+--------|
   |    | 2 |   3F8h   |  4  |   2F8h   |  3  |  2B0h  |  2B8h  |
   |    |   | (COM1:)  |     | (COM2:)  |     |        |        |
   |----+---+----------+-----+----------+-----+--------+--------|
   |>>  | 3 |   1A0h   | SW1 |   1A8h   | SW1 |  1B0h  |  1B8h  |
   |----+---+----------+-----+----------+-----+--------+--------|
   |    | 4 |   2A0h   | SW1 |   2A8h   | SW1 |  2B0h  |  2B8h  |
   |------------------------------------------------------------|
   |      Note:The interrupt for port 3 and port 4 is always    |
   |      set by SW1.                                           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |          SERIAL PORT ADDRESSES/INTERRUPTS (CON'T)          |
   |------------------------------------------------------------|
   |  Option   |           JP2            |  SW1/7   |  SW1/8   |
   |-----------+--------------------------+----------+----------|
   |    |  1   | Pins 1 & 2, 3 & 4 closed |    On    |    On    |
   |----+------+--------------------------+----------+----------|
   |    |  2   | Pins 1 & 2, 3 & 4 closed |    On    |   Off    |
   |----+------+--------------------------+----------+----------|
   |>>  |  3   |           Open           |   Off    |    On    |
   |----+------+--------------------------+----------+----------|
   |    |  4   |           Open           |   Off    |   Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         INTERRUPT                          |
   |------------------------------------------------------------|
   |  Setting  | SW1/1  | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
   |-----------+--------+-------+-------+-------+-------+-------|
   |   | IRQ2  |   On   |  Off  |  Off  |  Off  |  Off  |  Off  |
   |---+-------+--------+-------+-------+-------+-------+-------|
   |   | IRQ3  |  Off   |  On   |  Off  |  Off  |  Off  |  Off  |
   |---+-------+--------+-------+-------+-------+-------+-------|
   |   | IRQ4  |  Off   |  Off  |  On   |  Off  |  Off  |  Off  |
   |---+-------+--------+-------+-------+-------+-------+-------|
   |>> | IRQ5  |  Off   |  Off  |  Off  |  On   |  Off  |  Off  |
   |---+-------+--------+-------+-------+-------+-------+-------|
   |   | IRQ6  |  Off   |  Off  |  Off  |  Off  |  On   |  Off  |
   |---+-------+--------+-------+-------+-------+-------+-------|
   |   | IRQ7  |  Off   |  Off  |  Off  |  Off  |  Off  |  On   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   MAXIMUM TRANSFER RATE                    |
   |------------------------------------------------------------|
   |    Setting    |    JP4/A     |    JP4/B     |    JP4/C     |
   |---------------+--------------+--------------+--------------|
   |    9600bps    |     Open     |     Open     |    Closed    |
   |---------------+--------------+--------------+--------------|
   |   19.2Kbps    |     Open     |    Closed    |     Open     |
   |---------------+--------------+--------------+--------------|
   |   38.4Kbps    |    Closed    |     Open     |     Open     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |      The function of the LED is unidentified.              |
   +------------------------------------------------------------+