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       # ELITEGROUP COMPUTER SYSTEMS, INC.
       
          P5HX-A (VER. 2.0 PCB 2.1)
       
          Processor        CX M1/Pentium                                 
          Processor Speed  75/90/100/120/133/150/166/200MHz              
          Chip Set         Intel                                         
          Video Chip Set   None                                          
          Maximum Onboard  256MB (EDO supported)                         
          Memory           
          Maximum Video    None                                          
          Memory           
          Cache            256/512KB                                     
          BIOS             Unidentified                                  
          Dimensions       330mm x 218mm                                 
          I/O Options      32-bit PCI slots (4), floppy drive interface, 
                           green PC connector, IDE interfaces (2),       
                           parallel port, PS/2 mouse port, serial ports  
                           (2), cache slot, IR connectors (2), USB       
                           connector, ATX power connector, soft on/off   
                           power switch                                  
          NPU Options      None                                          
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose          | Location  | Purpose         | Location  |
          |------------------+-----------+-----------------+-----------|
          | ATX power        |    ATX    | Power LED &     | J12 pins  |
          | connector        |           | keylock         |  11 - 15  |
          |------------------+-----------+-----------------+-----------|
          | PS/2 mouse port  |    J3     | Speaker         | J12 pins  |
          |                  |           |                 |  17 - 20  |
          |------------------+-----------+-----------------+-----------|
          | Serial port 1    |    J4     | IDE interface   |    J13    |
          |                  |           | LED             |           |
          |------------------+-----------+-----------------+-----------|
          | Serial port 2    |    J5     | USB connector   |    J17    |
          |------------------+-----------+-----------------+-----------|
          | Parallel port    |    J6     | Chassis fan     |    J18    |
          |                  |           | power           |           |
          |------------------+-----------+-----------------+-----------|
          | Green PC LED     |    J8     | IR connector    |    J19    |
          |                  |           | (fast)          |           |
          |------------------+-----------+-----------------+-----------|
          | Floppy drive     |    J9     | IR connector    |    J20    |
          | interface        |           |                 |           |
          |------------------+-----------+-----------------+-----------|
          | IDE interface 1  |    J10    | Soft on/off     |    J21    |
          |                  |           | power switch    |           |
          |------------------+-----------+-----------------+-----------|
          | IDE interface 2  |    J11    | 32-bit PCI      | PC1 - PC4 |
          |                  |           | slots           |           |
          |------------------+-----------+-----------------+-----------|
          | Green PC         | J12 pins  | Cache slot      |    SL1    |
          | connector        |   4 & 5   |                 |           |
          |------------------+-----------+-----------------+-----------|
          | Reset switch     | J12 pins  |                 |           |
          |                  |  9 & 10   |                 |           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function               | Label |   Position   |
          |-------------------------------------+-------+--------------|
          | » | CMOS memory normal operation    | JP11  |  Pins 2 & 3  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | CMOS memory clear               | JP11  |  Pins 1 & 2  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     | JP16  | Unidentified |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          |   | Password disabled               | JP18  |  Pins 1 & 2  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | Password enabled                | JP18  |  Pins 2 & 3  |
          |   |                                 |       |    closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       8MB        |    (2) 1M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       16MB       |    (2) 2M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       24MB       |    (2) 2M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       32MB       |    (2) 4M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       32MB       |    (2) 2M x 36     |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       40MB       |    (2) 4M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       48MB       |    (2) 4M x 36     |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       64MB       |    (2) 8M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |       72MB       |    (2) 8M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       80MB       |    (2) 8M x 36     |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       96MB       |    (2) 8M x 36     |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |      128MB       |    (2) 8M x 36     |    (2) 8M x 36     |
          |------------------+--------------------+--------------------|
          |      128MB       |    (2) 16M x 36    |        None        |
          |------------------+--------------------+--------------------|
          |      136MB       |    (2) 16M x 36    |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |      144MB       |    (2) 16M x 36    |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |      160MB       |    (2) 16M x 36    |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |      192MB       |    (2) 16M x 36    |    (2) 8M x 36     |
          |------------------+--------------------+--------------------|
          |      256MB       |    (2) 16M x 36    |    (2) 16M x 36    |
          |------------------------------------------------------------|
          | Note: Board accepts EDO memory.                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |      Size      |      Bank 0      |          SL1           |
          |----------------+------------------+------------------------|
          |   256KB (A)    |       None       | 256KB module installed |
          |----------------+------------------+------------------------|
          |   256KB (B)    |   (2) 32K x 32   |     Not installed      |
          |----------------+------------------+------------------------|
          |   512KB (A)    |       None       | 512KB module installed |
          |----------------+------------------+------------------------|
          |   512KB (B)    |   (2) 32K x 32   | 256KB module installed |
          |----------------+------------------+------------------------|
          |   512KB (C)    |   (2) 64K x 32   |     Not installed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |             Size              |            JP15            |
          |-------------------------------+----------------------------|
          |           256KB (A)           |            Open            |
          |-------------------------------+----------------------------|
          |           256KB (B)           |           Closed           |
          |-------------------------------+----------------------------|
          |           512KB (A)           |            Open            |
          |-------------------------------+----------------------------|
          |           512KB (B)           |           Closed           |
          |-------------------------------+----------------------------|
          |           512KB (C)           |            Open            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU SPEED SELECTION (CYRIX)                 |
          |------------------------------------------------------------|
          | CPU speed  |   Clock   | Multiplier | JP7  |  JP8  |  JP9  |
          |            |   speed   |            |      |       |       |
          |------------+-----------+------------+------+-------+-------|
          |   120MHz   |   50MHz   |     2x     | Open | 2 & 3 | 3 & 4 |
          |------------+-----------+------------+------+-------+-------|
          |   133MHz   |   55MHz   |     2x     | Open | 2 & 3 | 1 & 2 |
          |------------+-----------+------------+------+-------+-------|
          |   150MHz   |   60MHz   |     2x     | Open | 2 & 3 | 3 & 4 |
          |------------+-----------+------------+------+-------+-------|
          |   166MHz   |   66MHz   |     2x     | Open | 2 & 3 | 1 & 2 |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU SPEED SELECTION (INTEL)                 |
          |------------------------------------------------------------|
          |   CPU    |  Clock  | Multiplier |  JP7  |  JP8  |   JP9    |
          |  speed   |  speed  |            |       |       |          |
          |----------+---------+------------+-------+-------+----------|
          |  75MHz   |  50MHz  |    1.5x    | 1 & 2 | 1 & 2 | 1 & 2, 3 |
          |          |         |            |       |       |   & 4    |
          |----------+---------+------------+-------+-------+----------|
          |  90MHz   |  60MHz  |    1.5x    | 1 & 2 | 1 & 2 |  3 & 4   |
          |----------+---------+------------+-------+-------+----------|
          |  100MHz  |  66MHz  |    1.5x    | 1 & 2 | 1 & 2 |  1 & 2   |
          |----------+---------+------------+-------+-------+----------|
          |  120MHz  |  60MHz  |     2x     | 1 & 2 | 2 & 3 |  3 & 4   |
          |----------+---------+------------+-------+-------+----------|
          |  133MHz  |  66MHz  |     2x     | 1 & 2 | 2 & 3 |  1 & 2   |
          |----------+---------+------------+-------+-------+----------|
          |  150MHz  |  60MHz  |    2.5x    | 2 & 3 | 2 & 3 |  3 & 4   |
          |----------+---------+------------+-------+-------+----------|
          |  166MHz  |  66MHz  |    2.5x    | 2 & 3 | 2 & 3 |  1 & 2   |
          |----------+---------+------------+-------+-------+----------|
          |  200MHz  |  66MHz  |     3x     | 2 & 3 | 1 & 2 |  1 & 2   |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU VOLTAGE SELECTION (SINGLE)               |
          |------------------------------------------------------------|
          |   Voltage    |   JP1   |   JP2   |  JP3   |  JP4   |  JP5  |
          |--------------+---------+---------+--------+--------+-------|
          | »  |  3.3v   |  1 & 2  |  1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 |
          |----+---------+---------+---------+--------+--------+-------|
          |    |  3.52v  |  3 & 4  |  1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU VOLTAGE SELECTION (DUAL)                |
          |------------------------------------------------------------|
          | Voltage |   V   | JP1  | JP2  | JP3  | JP4  | JP5  | JP17  |
          |         | core  |      |      |      |      |      |       |
          |---------+-------+------+------+------+------+------+-------|
          |  3.3v   | 2.5v  | 1 &  | 2 &  | 2 &  | 2 &  | 2 &  | 1 & 2 |
          |         |       |  2   |  3   |  3   |  3   |  3   |       |
          |---------+-------+------+------+------+------+------+-------|
          |  3.3v   | 2.7v  | 1 &  | 2 &  | 2 &  | 2 &  | 2 &  | 3 & 4 |
          |         |       |  2   |  3   |  3   |  3   |  3   |       |
          |---------+-------+------+------+------+------+------+-------|
          |  3.3v   | 2.8v  | 1 &  | 2 &  | 2 &  | 2 &  | 2 &  | 5 & 6 |
          |         |       |  2   |  3   |  3   |  3   |  3   |       |
          |---------+-------+------+------+------+------+------+-------|
          |  3.3v   | 2.9v  | 1 &  | 2 &  | 2 &  | 2 &  | 2 &  | 7 & 8 |
          |         |       |  2   |  3   |  3   |  3   |  3   |       |
          |---------+-------+------+------+------+------+------+-------|
          |  3.52v  | 2.5v  | 3 &  | 2 &  | 2 &  | 2 &  | 2 &  | 1 & 2 |
          |         |       |  4   |  3   |  3   |  3   |  3   |       |
          |---------+-------+------+------+------+------+------+-------|
          |  3.52v  | 2.7v  | 3 &  | 2 &  | 2 &  | 2 &  | 2 &  | 3 & 4 |
          |         |       |  4   |  3   |  3   |  3   |  3   |       |
          |---------+-------+------+------+------+------+------+-------|
          |  3.52v  | 2.8v  | 3 &  | 2 &  | 2 &  | 2 &  | 2 &  | 5 & 6 |
          |         |       |  4   |  3   |  3   |  3   |  3   |       |
          |---------+-------+------+------+------+------+------+-------|
          |  3.52v  | 2.9v  | 3 &  | 2 &  | 2 &  | 2 &  | 2 &  | 7 & 8 |
          |         |       |  4   |  3   |  3   |  3   |  3   |       |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+