IBM CORPORATION
===============

   PS/2 MODEL 33

   Processor    80386SX                                           
   Processor    33MHz                                             
   Speed        
   Chip Set     Intel                                             
   Max. Onboard 16MB                                              
   DRAM         
   Cache        None                                              
   BIOS         IBM                                               
   Dimensions   330mm x 218mm                                     
   I/O Options  Floppy drive interface, hard drive connector,     
                memory module cards (2),                          
                                                                  
                parallel port, PS/2 mouse port, riser card,       
                serial port, video port                           
   NPU Options  80387SX                                           

<gopher://bitreich.org/I/th99/m/I-L/31902-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose          | Location | Purpose           | Location |
   |------------------+----------+-------------------+----------|
   | Video port       |   CN1    | Hard drive        |   CN7    |
   |                  |          | connector         |          |
   |------------------+----------+-------------------+----------|
   | PS/2 mouse port  |   CN2    | Riser card slot   |   CN8    |
   |------------------+----------+-------------------+----------|
   | Parallel port    |   CN3    | Circular battery  |   CN9    |
   |                  |          | pack              |          |
   |------------------+----------+-------------------+----------|
   | Serial port      |   CN4    | Memory module     |   CN10   |
   |                  |          | card slot         |          |
   |------------------+----------+-------------------+----------|
   | Diagnostic port  |   CN5    | Memory module     |   CN11   |
   |                  |          | card slot         |          |
   |------------------+----------+-------------------+----------|
   | Floppy drive     |   CN6    |                   |          |
   | interface        |          |                   |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function             | Jumper |    Position    |
   |----------------------------------+--------+----------------|
   |>> | CMOS memory normal operation |  J20   |   pins 1 & 2   |
   |   |                              |        |     closed     |
   |---+------------------------------+--------+----------------|
   |   | CMOS memory clear            |  J20   |   pins 2 & 3   |
   |   |                              |        |     closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       8MB        |     (1) 2M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       16MB       |     (1) 2M x 9     |     (1) 2M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       TECHNICAL NOTE                       |
   |------------------------------------------------------------|
   |  This board comes standard with 1M video memory using (8)  |
   |                      256K x 4 chips.                       |
   +------------------------------------------------------------+