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       # DELL COMPUTER CORPORATION
       
          System 333P
       
          Processor        80386DX                                       
          Processor Speed  33MHz                                         
          Chip Set         VLSI                                          
          Max. Onboard     16MB                                          
          DRAM             
          Cache            None (32KB on optional cache card)            
          BIOS             AMI                                           
          Dimensions       342mm x 185mm                                 
          I/O Options      Bus mouse, cache card/shunt card slot, floppy 
                           interface, IDE interface, parallel port,      
                           riser card slot, serial ports (2), VGA port   
          NPU Options      80387                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | 16-bit riser card |   EXP1   | VGA pass-through |  JFEAT   |
          |-------------------+----------+------------------+----------|
          | IDE interface LED |    HD    | Floppy drive     |  JFLOP   |
          |                   |          | interface        |          |
          |-------------------+----------+------------------+----------|
          | External battery  |   JBAT   | IDE interface    |   JIDE   |
          |-------------------+----------+------------------+----------|
          | Proprietary cache |  JCACHE  | Parallel port    |  JLPT1   |
          | card/shunt card   |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Serial port 1     |  JCOM1   | Bus mouse port   |  JMOUSE  |
          |-------------------+----------+------------------+----------|
          | Serial port 2     |  JCOM2   | Front panel      |  JVIEW   |
          |                   |          | status LCD       |          |
          |-------------------+----------+------------------+----------|
          | Factory           |  JDIAG   | VGA port         |   JVGA   |
          | diagnostic        |          |                  |          |
          | interface         |          |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function              |    JP1     | Position |
          |------------------------------------+------------+----------|
          | » | Factory configured - do not    | pins 1 & 2 |   Open   |
          |   | alter                          |            |          |
          |---+--------------------------------+------------+----------|
          | » | Monitor type select color      | pins 3 & 4 |  Closed  |
          |---+--------------------------------+------------+----------|
          |   | Monitor type select monochrome | pins 3 & 4 |   Open   |
          |---+--------------------------------+------------+----------|
          | » | Factory test disabled          | pins 5 & 6 |   Open   |
          |---+--------------------------------+------------+----------|
          |   | Factory test enabled           | pins 5 & 6 |  Closed  |
          |---+--------------------------------+------------+----------|
          | » | Password check enabled         | pins 7 & 8 |  Closed  |
          |---+--------------------------------+------------+----------|
          |   | Password check disabled        | pins 7 & 8 |   Open   |
          |---+--------------------------------+------------+----------|
          | » | IDE drives installed select    |  pins 9 &  |  Closed  |
          |   | one (on-board IDE port only)   |     10     |          |
          |---+--------------------------------+------------+----------|
          |   | IDE drives installed select    |  pins 9 &  |   Open   |
          |   | two (on-board IDE port only)   |     10     |          |
          |---+--------------------------------+------------+----------|
          | » | IDE port enabled               | pins 11 &  |   Open   |
          |   |                                |     12     |          |
          |---+--------------------------------+------------+----------|
          |   | IDE port disabled              | pins 11 &  |  Closed  |
          |   |                                |     12     |          |
          |---+--------------------------------+------------+----------|
          | » | Monitor type select standard   | pins 13 &  |   Open   |
          |   | VGA                            |     14     |          |
          |---+--------------------------------+------------+----------|
          |   | Monitor type select            | pins 13 &  |  Closed  |
          |   | multi-frequency VGA            |     14     |          |
          |---+--------------------------------+------------+----------|
          | » | VGA interrupt request select   | pins 15 &  |   Open   |
          |   | none                           |     16     |          |
          |---+--------------------------------+------------+----------|
          |   | VGA interrupt request select   | pins 15 &  |  Closed  |
          |   | IRQ9                           |     16     |          |
          |---+--------------------------------+------------+----------|
          | » | IOCHRDY signal disabled to IDE | pins 17 &  |  Closed  |
          |   | drive(s)                       |     18     |          |
          |   |                                |            |   Open   |
          |   |                                | pins 19 &  |          |
          |   |                                |     20     |          |
          |---+--------------------------------+------------+----------|
          |   | IOCHRDY signal enabled to IDE  | pins 17 &  |   Open   |
          |   | drive(s)                       |     18     |          |
          |   |                                |            |  Closed  |
          |   |                                | pins 19 &  |          |
          |   |                                |     20     |          |
          |---+--------------------------------+------------+----------|
          | » | VGA interface enabled          | pins 21 &  |  Closed  |
          |   |                                |     22     |          |
          |---+--------------------------------+------------+----------|
          |   | VGA interface disabled         | pins 21 &  |   Open   |
          |   |                                |     22     |          |
          |---+--------------------------------+------------+----------|
          | » | Factory configured - do not    | pins 23 &  |   Open   |
          |   | alter                          |     24     |          |
          |---+--------------------------------+------------+----------|
          | » | Factory configured - do not    | pins 25 &  |   Open   |
          |   | alter                          |     26     |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          | 1MB  | (1) 256K x  |    NONE     |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 2MB  | (1) 256K x  | (1) 256K x  |    NONE    |    NONE    |
          |      |     36      |     36      |            |            |
          |------+-------------+-------------+------------+------------|
          | 3MB  | (1) 256K x  | (1) 256K x  | (1) 256K x |    NONE    |
          |      |     36      |     36      |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (1) 256K x  | (1) 256K x  | (1) 256K x | (1) 256K x |
          |      |     36      |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (1) 1M x 36 |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 5MB  | (1) 1M x 36 | (1) 256K x  |    NONE    |    NONE    |
          |      |             |     36      |            |            |
          |------+-------------+-------------+------------+------------|
          | 6MB  | (1) 1M x 36 | (1) 256K x  | (1) 256K x |    NONE    |
          |      |             |     36      |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 7MB  | (1) 1M x 36 | (1) 256K x  | (1) 256K x | (1) 256K x |
          |      |             |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 8MB  | (1) 1M x 36 | (1) 1M x 36 |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 9MB  | (1) 1M x 36 | (1) 1M x 36 | (1) 256K x |    NONE    |
          |      |             |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 10MB | (1) 1M x 36 | (1) 1M x 36 | (1) 256K x | (1) 256K x |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 12MB | (1) 1M x 36 | (1) 1M x 36 |  (1) 1M x  |    NONE    |
          |      |             |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 13MB | (1) 1M x 36 | (1) 1M x 36 |  (1) 1M x  | (1) 256K x |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 16MB | (1) 1M x 36 | (1) 1M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |             |             |     36     |     36     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     VRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |            Size            |            Bank 0             |
          |----------------------------+-------------------------------|
          |           256KB            |             NONE              |
          |----------------------------+-------------------------------|
          |           512KB            |           (2) 44256           |
          +------------------------------------------------------------+