PACKARD BELL
============

   386/25

   Processor    80386SX                                           
   Processor    25MHz                                             
   Speed        
   Chip Set     Unidentified                                      
   Max. Onboard 32MB                                              
   DRAM         
   Cache        64KB                                              
   BIOS         Unidentified                                      
   Dimensions   330mm x 218mm                                     
   I/O Options  Parallel port, serial ports (2), external memory  
                cards (2)                                         
   NPU Options  80387SX/3167                                      

<gopher://bitreich.org/I/th99/m/P-R/32950-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose         | Location | Purpose            | Location |
   |-----------------+----------+--------------------+----------|
   | PS/2 mouse port |    J2    | Reset switch       |   J23    |
   |-----------------+----------+--------------------+----------|
   | Parallel port   |    J4    | Speaker            |   J24    |
   |-----------------+----------+--------------------+----------|
   | Serial port 1   |    J5    | Front panel        |   J25    |
   |                 |          | connector          |          |
   |-----------------+----------+--------------------+----------|
   | Serial port 2   |    J6    | External memory    |  SL1 &   |
   |                 |          | cards              |   SL2    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | Printer edge select trailing     |  JP1   | pins 2 & 3 |
   |   | edge                             |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Printer edge select leading edge |  JP1   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Parallel port 1 enabled          |  JP2   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Parallel port 1 disabled         |  JP2   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Parallel port 2 enabled          |  JP3   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Parallel port 2 disabled         |  JP3   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | COM 1 enabled                    |  JP4   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | COM 1 disabled                   |  JP4   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | COM 2 enabled                    |  JP5   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | COM 2 disabled                   |  JP5   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Monitor type select color        |  JP6   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Monitor type select monochrome   |  JP6   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  JP7   | pins 2 & 3 |
   |   | alter                            |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | BIOS type select 27256           |  JP8   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | BIOS type select 27512           |  JP8   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | DRAM speed select 100ns          |  JP13  | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | DRAM speed select 85ns           |  JP13  | pins 1 & 2 |
   |   |                                  |        |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size |   Bank 0    |   Bank 1    |    SL1    |     SL2     |
   |------+-------------+-------------+-----------+-------------|
   | 1MB  | (2) 256K x  | (2) 256K x  |    Not    |     Not     |
   |      |      9      |      9      | installed |  installed  |
   |------+-------------+-------------+-----------+-------------|
   | 2MB  | (2) 1M x 9  |    NONE     |    Not    |     Not     |
   |      |             |             | installed |  installed  |
   |------+-------------+-------------+-----------+-------------|
   | 4MB  | (2) 1M x 9  | (2) 1M x 9  |    Not    |     Not     |
   |      |             |             | installed |  installed  |
   |------+-------------+-------------+-----------+-------------|
   | 8MB  | (2) 4M x 9  |    NONE     |    Not    |     Not     |
   |      |             |             | installed |  installed  |
   |------+-------------+-------------+-----------+-------------|
   | 9MB  | (2) 256K x  | (2) 256K x  |    Not    |  8MB card   |
   |      |      9      |      9      | installed |  installed  |
   |------+-------------+-------------+-----------+-------------|
   | 10MB | (2) 1M x 9  |    NONE     |    Not    |  8MB card   |
   |      |             |             | installed |  installed  |
   |------+-------------+-------------+-----------+-------------|
   | 32MB | (2) 4M x 9  | (2) 4M x 9  |    Not    |  16MB card  |
   |      |             |             | installed |  installed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 DRAM JUMPER CONFIGURATION                  |
   |------------------------------------------------------------|
   | Size |     JP9      |    JP10    |    JP11    |    JP12    |
   |------+--------------+------------+------------+------------|
   | 1MB  |  pins 1 & 2  | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
   |      |    closed    |   closed   |   closed   |   closed   |
   |------+--------------+------------+------------+------------|
   | 2MB  |  pins 1 & 2  | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
   |      |    closed    |   closed   |   closed   |   closed   |
   |------+--------------+------------+------------+------------|
   | 4MB  |  pins 2 & 3  | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
   |      |    closed    |   closed   |   closed   |   closed   |
   |------+--------------+------------+------------+------------|
   | 8MB  |  pins 2 & 3  | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
   |      |    closed    |   closed   |   closed   |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  DRAM TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |       Type        |        JP14        |       JP15        |
   |-------------------+--------------------+-------------------|
   |  Fast page mode   | pins 1 & 2 closed  | pins 1 & 2 closed |
   |-------------------+--------------------+-------------------|
   |   Static column   | pins 2 & 3 closed  | pins 1 & 2 closed |
   |-------------------+--------------------+-------------------|
   | Standard RAS/CAS  | pins 2 & 3 closed  | pins 2 & 3 closed |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |    Bank 0     |    Bank 1     |      TAG      |
   |------------+---------------+---------------+---------------|
   |    64KB    |  (8) 16K x 4  |  (4) 8K x 8   |  (3) 16K x 4  |
   +------------------------------------------------------------+