(TXT) View Source
       
       # PACKARD BELL
       
          PB686 SERIES
       
          (AXCEL I/LEGEND I/PACK-MATE I)
       
          Processor         80286                                        
          Processor Speed   12MHz                                        
          Chip Set          C & T                                        
          Max. Onboard DRAM 1MB                                          
          Cache             None                                         
          BIOS              Phoenix                                      
          Dimensions        330mm x 218mm                                
          I/O Options       Serial ports (2), parallel port, floppy      
                            interface                                    
          NPU Options       80287                                        
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose          | Location | Purpose           | Location |
          |------------------+----------+-------------------+----------|
          | Speaker          |    J2    | Floppy interface  |    J9    |
          |------------------+----------+-------------------+----------|
          | Turbo LED        |    J3    | Parallel port     |    P1    |
          |------------------+----------+-------------------+----------|
          | Reset switch     |    J4    | Serial port       |    P2    |
          |                  |          | (25-pin)          |          |
          |------------------+----------+-------------------+----------|
          | External battery |    J5    | Serial port       |    P3    |
          |                  |          | (9-pin)           |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP1   | pins 1 & 2 |
          |   | alter                            |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select color        |  JP2   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  JP2   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |  Piggyback   | Bank 0 | Parity  | Bank 1 | Parity  |
          |       | board (PB1)  |  (B0)  | 0 (P0)  |  (B1)  | 1 (P1)  |
          |-------+--------------+--------+---------+--------+---------|
          | 640KB |   (4) 4464   |  (4)   |   (2)   |  NONE  |  NONE   |
          |       |  +(2) 4164   | 44256  |  41256  |        |         |
          |-------+--------------+--------+---------+--------+---------|
          |  1MB  |     NONE     |  (4)   |   (2)   |  (4)   |   (2)   |
          |       |              | 44256  |  41256  | 44256  |  41256  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |             Size             |             JP5             |
          |------------------------------+-----------------------------|
          |            640KB             |           Closed            |
          |------------------------------+-----------------------------|
          |             1MB              |            Open             |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                PARALLEL PORT CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Port       |        JP23        |        JP27        |
          |------------------+--------------------+--------------------|
          |       LPT1       | pins 2 & 3 closed  | pins 2 & 4 closed  |
          |------------------+--------------------+--------------------|
          |       LPT2       | pins 1 & 2 closed  | pins 1 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 SERIAL PORT CONFIGURATION                  |
          |------------------------------------------------------------|
          |    P2    |    P3    |        JP24        |      JP33       |
          |----------+----------+--------------------+-----------------|
          |   COM1   |   COM2   | pins 1 & 3, 2 & 4  | pins 1 & 3, 2 & |
          |          |          |       closed       |    4 closed     |
          |----------+----------+--------------------+-----------------|
          |   COM2   |   COM1   | pins 1 & 2, 3 & 4  | pins 1 & 2, 3 & |
          |          |          |       closed       |    4 closed     |
          |----------+----------+--------------------+-----------------|
          |   COM1   | Disabled | pins 2 & 4 closed  |   pins 1 & 3    |
          |          |          |                    |     closed      |
          |----------+----------+--------------------+-----------------|
          |   COM2   | Disabled | pins 1 & 2 closed  |   pins 1 & 2    |
          |          |          |                    |     closed      |
          |----------+----------+--------------------+-----------------|
          | Disabled |  COM 1   | pins 3 & 4 closed  |   pins 3 & 4    |
          |          |          |                    |     closed      |
          |----------+----------+--------------------+-----------------|
          | Disabled |   COM2   | pins 1 & 3 closed  |   pins 2 & 4    |
          |          |          |                    |     closed      |
          +------------------------------------------------------------+