(TXT) View Source
       
       # DIGITAL EQUIPMENT CORPORATION
       
          PC 386 CE (IPB1)
       
          Processor        80386SX                                       
          Processor Speed  16MHz                                         
          Chip Set         Unidentified                                  
          Video Chip Set   None                                          
          Maximum Onboard  4MB                                           
          Memory           
          Maximum Video    None                                          
          Memory           
          Cache            None                                          
          BIOS             Unidentified                                  
          Dimensions       220mm x 220mm                                 
          I/O Options      External memory slots (2), floppy drive       
                           interface, SCSI interface, parallel port,     
                           serial ports (2)                              
          NPU Options      80387                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose            | Location | Purpose         | Location |
          |--------------------+----------+-----------------+----------|
          | Front panel        |    P1    | Serial port     |    P8    |
          | connector          |          |                 |          |
          |--------------------+----------+-----------------+----------|
          | Speaker            |    P2    | Serial port     |    P9    |
          |--------------------+----------+-----------------+----------|
          | Floppy drive       |    P4    | SCSI interface  |   J19    |
          | interface          |          |                 |          |
          |--------------------+----------+-----------------+----------|
          | External battery   |    P6    | External memory |  SL1 &   |
          |                    |          | slots           |   SL2    |
          |--------------------+----------+-----------------+----------|
          | Parallel port      |    P7    |                 |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function               | Label |   Position   |
          |-------------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J1   | Unidentified |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J2   | Unidentified |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  J3   | Unidentified |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Speaker volume select normal    |  W1   |     Open     |
          |   | volume                          |       |              |
          |---+---------------------------------+-------+--------------|
          |   | Speaker volume select low       |  W1   |    Closed    |
          |   | volume                          |       |              |
          |---+---------------------------------+-------+--------------|
          | » | SCSI clock speed select 8MHz    |  W11  |  Pins 1 & 2  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | SCSI clock speed select 16MHz   |  W11  |  Pins 2 & 3  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Floppy drive pre-compensation   |  W13  |     Open     |
          |   | mode 125ns                      |       |              |
          |---+---------------------------------+-------+--------------|
          |   | Floppy drive pre-compensation   |  W13  |    Closed    |
          |   | mode 187ns                      |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Logic ground is connected to    |  W20  |    Closed    |
          |   | chassis ground                  |       |              |
          |---+---------------------------------+-------+--------------|
          |   | Logic ground is not connected   |  W20  |     Open     |
          |   | to chassis ground               |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Parallel port IRQ select IRQ5   |  W21  |  Pins 1 & 2  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | Parallel port IRQ select IRQ7   |  W21  |  Pins 2 & 3  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | Normal mode enabled             | SW1/1 |     Off      |
          |---+---------------------------------+-------+--------------|
          |   | Manufacturing mode enabled      | SW1/1 |      On      |
          |---+---------------------------------+-------+--------------|
          |   | PC mode enabled                 | SW1/2 |     Off      |
          |---+---------------------------------+-------+--------------|
          |   | Terminal server mode enabled    | SW1/2 |      On      |
          |---+---------------------------------+-------+--------------|
          |   | Video speed select slow         | SW2/1 |     Off      |
          |---+---------------------------------+-------+--------------|
          |   | Video speed select fast         | SW2/1 |      On      |
          |---+---------------------------------+-------+--------------|
          |   | Monitor type select color       | SW2/2 |      On      |
          |---+---------------------------------+-------+--------------|
          |   | Monitor type select monochrome  | SW2/2 |     Off      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |  Size  | Bank 0  |   Bank 1    |   Bank 2    |   Bank 3    |
          |--------+---------+-------------+-------------+-------------|
          |  1MB   |   1MB   |    None     |    None     |    None     |
          |--------+---------+-------------+-------------+-------------|
          |  2MB   |   1MB   | (1) 1M x 9  |    None     |    None     |
          |--------+---------+-------------+-------------+-------------|
          |  3MB   |   1MB   | (1) 1M x 9  | (1) 1M x 9  |    None     |
          |--------+---------+-------------+-------------+-------------|
          |  4MB   |   1MB   | (1) 1M x 9  | (1) 1M x 9  | (1) 1M x 9  |
          |------------------------------------------------------------|
          | Note: Bank 0 is factory installed and is not configurable. |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |       Size       |         W2         |         W3         |
          |------------------+--------------------+--------------------|
          |       1MB        |        Open        |        Open        |
          |------------------+--------------------+--------------------|
          |       2MB        |       Closed       |        Open        |
          |------------------+--------------------+--------------------|
          |       3MB        |        Open        |       Closed       |
          |------------------+--------------------+--------------------|
          |       4MB        |       Closed       |       Closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   FLOPPY DRIVE SELECTION                   |
          |------------------------------------------------------------|
          |      Setting      |     W4      |     W6      |     W7     |
          |-------------------+-------------+-------------+------------|
          | » |    Enabled    |   Closed    |   Closed    |   Closed   |
          |---+---------------+-------------+-------------+------------|
          |   |   Disabled    |    Open     |    Open     |    Open    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             FLOPPY DRIVE MOTOR SPEED SELECTION             |
          |------------------------------------------------------------|
          |      Speed       |        W10         |        W12         |
          |------------------+--------------------+--------------------|
          | » |    Single    | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     Dual     | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  SCSI INTERRUPT SELECTION                  |
          |------------------------------------------------------------|
          |     IRQ      |      W14      |     W15      |     W16      |
          |--------------+---------------+--------------+--------------|
          |    IRQ10     |     Open      |     Open     |    Closed    |
          |--------------+---------------+--------------+--------------|
          |    IRQ12     |     Open      |    Closed    |     Open     |
          |--------------+---------------+--------------+--------------|
          |    IRQ14     |    Closed     |     Open     |     Open     |
          +------------------------------------------------------------+