DELL COMPUTER CORPORATION
=========================

   OPTIPLEX GM/GM+

   Processor        Pentium                                       
   Processor Speed  75/90/100/120/133/150/166MHz                  
   Chip Set         Intel                                         
   Video Chip Set   S3                                            
   Maximum Onboard  128MB (EDO supported)                         
   Memory           
   Maximum Video    2MB                                           
   Memory           
   Cache            256KB                                         
   BIOS             Unidentified                                  
   Dimensions       330mm x 218mm                                 
   I/O Options      Ethernet 10BaseT connector, floppy drive      
                    interface, IDE interfaces (2), parallel port, 
                    PS/2 mouse port, serial ports (2), VESA       
                    feature connector, VGA port, riser slot,      
                    cache slot, ATX power connector               
   NPU Options      None                                          

<gopher://bitreich.org/I/th99/m/C-D/34393-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | ATX power         |   ATX    | Ethernet 10BaseT |   CN6    |
   | connector         |          | connector        |          |
   |-------------------+----------+------------------+----------|
   | Front panel       |    C1    | IDE interface 1  |   CN7    |
   | connector         |          |                  |          |
   |-------------------+----------+------------------+----------|
   | IDE interface LED |    C2    | IDE interface 2  |   CN8    |
   |-------------------+----------+------------------+----------|
   | IDE interface LED |    C3    | Floppy drive     |   CN9    |
   |                   |          | interface        |          |
   |-------------------+----------+------------------+----------|
   | VGA port          |   CN1    | Chassis fan      |   CN10   |
   |                   |          | power            |          |
   |-------------------+----------+------------------+----------|
   | Parallel port     |   CN2    | VESA feature     |   CN15   |
   |                   |          | connector        |          |
   |-------------------+----------+------------------+----------|
   | Serial port 2     |   CN3    | Cache slot       |   SL1    |
   |-------------------+----------+------------------+----------|
   | Serial port 1     |   CN4    | Riser slot       |   SL2    |
   |-------------------+----------+------------------+----------|
   | PS/2 mouse port   |   CN5    |                  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Label  | Position  |
   |---------------------------------------+--------+-----------|
   |>> | Factory configured - do not alter |   J2   |   Open    |
   |---+-----------------------------------+--------+-----------|
   |>> | Password enabled                  |   J3   |  Closed   |
   |---+-----------------------------------+--------+-----------|
   |   | Password disabled                 |   J3   |   Open    |
   |---+-----------------------------------+--------+-----------|
   |>> | NIC setting normal operation      |  J10   |   Open    |
   |---+-----------------------------------+--------+-----------|
   |   | NIC setting clear                 |  J10   |  Closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       8MB        |    (2) 1M x 32     |        None        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 2M x 32     |        None        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 1M x 32     |    (2) 1M x 32     |
   |------------------+--------------------+--------------------|
   |       24MB       |    (2) 2M x 32     |    (2) 1M x 32     |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 4M x 32     |        None        |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 2M x 32     |    (2) 2M x 32     |
   |------------------+--------------------+--------------------|
   |       40MB       |    (2) 4M x 32     |    (2) 1M x 32     |
   |------------------+--------------------+--------------------|
   |       48MB       |    (2) 4M x 32     |    (2) 2M x 32     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 8M x 32     |        None        |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 4M x 32     |    (2) 4M x 32     |
   |------------------+--------------------+--------------------|
   |       72MB       |    (2) 8M x 32     |    (2) 1M x 32     |
   |------------------+--------------------+--------------------|
   |       80MB       |    (2) 8M x 32     |    (2) 2M x 32     |
   |------------------+--------------------+--------------------|
   |       96MB       |    (2) 8M x 32     |    (2) 4M x 32     |
   |------------------+--------------------+--------------------|
   |      128MB       |    (2) 8M x 32     |    (2) 8M x 32     |
   |------------------------------------------------------------|
   | Note: Board accepts EDO memory.                            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |            Size            |              SL1              |
   |----------------------------+-------------------------------|
   |           256KB            |    256KB module installed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 VIDEO MEMORY CONFIGURATION                 |
   |------------------------------------------------------------|
   | Note: The location of the banks and the chip size is       |
   | unidentified.                                              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CPU SPEED SELECTION                     |
   |------------------------------------------------------------|
   |   CPU   |  Clock   | Multiplier |   J1   |   J4   |   J5   |
   |  speed  |  speed   |            |        |        |        |
   |---------+----------+------------+--------+--------+--------|
   |  75MHz  |  50MHz   |    1.5x    |  Open  |  Open  |  Open  |
   |---------+----------+------------+--------+--------+--------|
   |  90MHz  |  60MHz   |    1.5x    |  Open  |  Open  |  Open  |
   |---------+----------+------------+--------+--------+--------|
   | 100MHz  |  66MHz   |    1.5x    |  Open  |  Open  |  Open  |
   |---------+----------+------------+--------+--------+--------|
   | 120MHz  |  60MHz   |     2x     |  Open  |  Open  |  Open  |
   |---------+----------+------------+--------+--------+--------|
   | 133MHz  |  66MHz   |     2x     |  Open  |  Open  | Closed |
   |---------+----------+------------+--------+--------+--------|
   | 150MHz  |  60MHz   |    2.5x    |  Open  | Closed |  Open  |
   |---------+----------+------------+--------+--------+--------|
   | 166MHz  |  66MHz   |    2.5x    | Closed |  Open  |  Open  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                CPU SPEED SELECTION (CON'T)                 |
   |------------------------------------------------------------|
   |CPU speed|Clock speed|Multiplier|  J6  |  J7  |  J8  |  J9  |
   |---------+-----------+----------+------+------+------+------|
   |  75MHz  |   50MHz   |   1.5x   | Open | Open | Open |Closed|
   |---------+-----------+----------+------+------+------+------|
   |  90MHz  |   60MHz   |   1.5x   | Open | Open |Closed| Open |
   |---------+-----------+----------+------+------+------+------|
   | 100MHz  |   66MHz   |   1.5x   | Open |Closed| Open | Open |
   |---------+-----------+----------+------+------+------+------|
   | 120MHz  |   60MHz   |    2x    |Closed| Open | Open | Open |
   |---------+-----------+----------+------+------+------+------|
   | 133MHz  |   66MHz   |    2x    | Open | Open | Open | Open |
   |---------+-----------+----------+------+------+------+------|
   | 150MHz  |   60MHz   |   2.5x   | Open | Open | Open | Open |
   |---------+-----------+----------+------+------+------+------|
   | 166MHz  |   66MHz   |   2.5x   | Open | Open | Open | Open |
   +------------------------------------------------------------+