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       # ABIT COMPUTER CORPORATION
       
          LM6
       
          Device Type      Mainboard                                     
          Processor        Pentium II/Celeron                            
          Processor Speed  233/266/300/333MHz                            
          Chip Set         Intel 440LX                                   
          Maximum Onboard  1GB (EDO & SDRAM supported)                   
          Memory           
          Cache            0/128/256/512KB (located on the CPU)          
          BIOS             Award                                         
          Dimensions       305mm x 190mm                                 
          I/O Options      32-bit PCI slots (5), floppy drive interface, 
                           IDE interfaces (2), parallel port, PS/2 mouse 
                           port, serial ports (2), IR connector, USB     
                           connectors (2), ATX power connector, AGP      
                           slot,                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose          | Location | Purpose         |  Location  |
          |------------------+----------+-----------------+------------|
          | AGP slot         |   AGP    | Chassis fan     |    FAN3    |
          |                  |          | power           |            |
          |------------------+----------+-----------------+------------|
          | ATX power        |   ATX    | IR connector    |    IR1     |
          | connector        |          |                 |            |
          |------------------+----------+-----------------+------------|
          | IDE interface 1  |   CN1    | Reset switch    | PN1/pins 1 |
          |                  |          |                 |    & 2     |
          |------------------+----------+-----------------+------------|
          | IDE interface 2  |   CN2    | Speaker         | PN1/pins 4 |
          |                  |          |                 |    - 7     |
          |------------------+----------+-----------------+------------|
          | Floppy drive     |   CN3    | Green PC LED    | PN1/pins 9 |
          | interface        |          |                 |    & 10    |
          |------------------+----------+-----------------+------------|
          | Parallel port    |   CN4    | Power LED &     | PN2/pins 1 |
          |                  |          | keylock         |    - 5     |
          |------------------+----------+-----------------+------------|
          | Serial port 2    |   CN5    | IDE interface   | PN2/pins 6 |
          |                  |          | LED             |    & 7     |
          |------------------+----------+-----------------+------------|
          | Serial port 1    |   CN6    | Soft off power  | PN2/pins 8 |
          |                  |          | supply          |    & 9     |
          |------------------+----------+-----------------+------------|
          | USB connector 1  |   CN7    | Wake on ring    |    JP3     |
          |                  |          | header          |            |
          |------------------+----------+-----------------+------------|
          | USB connector 2  |   CN8    | 32-bit PCI      | PC1 - PC5  |
          |                  |          | slots           |            |
          |------------------+----------+-----------------+------------|
          | PS/2 mouse port  |   CN9    | SB link header  |    SB1     |
          |------------------+----------+-----------------+------------|
          | CPU fan power    |   FAN1   | Wake on LAN     |    WOL1    |
          |                  |          | connector       |            |
          |------------------+----------+-----------------+------------|
          | Chassis fan      |   FAN2   |                 |            |
          | power            |          |                 |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |             Function             | Label |    Position     |
          |----------------------------------+-------+-----------------|
          | » | CMOS memory normal operation | CMOS1 |   Pins 1 & 2    |
          |   |                              |       |     closed      |
          |---+------------------------------+-------+-----------------|
          |   | CMOS memory clear            | CMOS1 |   Pins 2 & 3    |
          |   |                              |       |     closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          |  8   | (1) 1M x 64 |    None     |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  16  | (1) 1M x 64 | (1) 1M x 64 |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  16  | (1) 2M x 64 |    None     |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  24  | (1) 1M x 64 | (1) 1M x 64 |  (1) 1M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          |  24  | (1) 2M x 64 | (1) 1M x 64 |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  32  | (1) 1M x 64 | (1) 1M x 64 |  (1) 1M x  |  (1) 1M x  |
          |      |             |             |     64     |     64     |
          |------+-------------+-------------+------------+------------|
          |  32  | (1) 2M x 64 | (1) 2M x 64 |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  32  | (1) 4M x 64 |    None     |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  32  | (1) 2M x 64 | (1) 1M x 64 |  (1) 1M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          |  40  | (1) 2M x 64 | (1) 2M x 64 |  (1) 1M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          |  48  | (1) 2M x 64 | (1) 2M x 64 |  (1) 2M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          |  48  | (1) 4M x 64 | (1) 2M x 64 |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  56  | (1) 2M x 64 | (1) 2M x 64 |  (1) 2M x  |  (1) 1M x  |
          |      |             |             |     64     |     64     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          |  64  | (1) 2M x 64 | (1) 2M x 64 |  (1) 2M x  |  (1) 2M x  |
          |      |             |             |     64     |     64     |
          |------+-------------+-------------+------------+------------|
          |  64  | (1) 4M x 64 | (1) 4M x 64 |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  64  | (1) 8M x 64 |    None     |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          |  64  | (1) 4M x 64 | (1) 2M x 64 |  (1) 2M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          |  80  | (1) 4M x 64 | (1) 4M x 64 |  (1) 2M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          |  96  | (1) 4M x 64 | (1) 4M x 64 |  (1) 4M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          |  96  | (1) 8M x 64 | (1) 4M x 64 |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          | 112  | (1) 4M x 64 | (1) 4M x 64 |  (1) 4M x  |  (1) 2M x  |
          |      |             |             |     64     |     64     |
          |------+-------------+-------------+------------+------------|
          | 128  | (1) 4M x 64 | (1) 4M x 64 |  (1) 4M x  |  (1) 4M x  |
          |      |             |             |     64     |     64     |
          |------+-------------+-------------+------------+------------|
          | 128  | (1) 8M x 64 | (1) 8M x 64 |    None    |    None    |
          |------+-------------+-------------+------------+------------|
          | 128  |  (1) 16M x  |    None     |    None    |    None    |
          |      |     64      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 128  | (1) 8M x 64 | (1) 4M x 64 |  (1) 4M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          | 160  | (1) 8M x 64 | (1) 8M x 64 |  (1) 4M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          | 192  | (1) 8M x 64 | (1) 8M x 64 |  (1) 8M x  |    None    |
          |      |             |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          | 192  |  (1) 16M x  | (1) 8M x 64 |    None    |    None    |
          |      |     64      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 224  | (1) 8M x 64 | (1) 8M x 64 |  (1) 8M x  |  (1) 4M x  |
          |      |             |             |     64     |     64     |
          |------+-------------+-------------+------------+------------|
          | 256  | (1) 8M x 64 | (1) 8M x 64 |  (1) 8M x  |  (1) 8M x  |
          |      |             |             |     64     |     64     |
          |------+-------------+-------------+------------+------------|
          | 256  |  (1) 16M x  |  (1) 16M x  |    None    |    None    |
          |      |     64      |     64      |            |            |
          |------+-------------+-------------+------------+------------|
          | 256  |  (1) 16M x  | (1) 8M x 64 |  (1) 8M x  |    None    |
          |      |     64      |             |     64     |            |
          |------+-------------+-------------+------------+------------|
          | 320  |  (1) 16M x  |  (1) 16M x  |  (1) 8M x  |    None    |
          |      |     64      |     64      |     64     |            |
          |------+-------------+-------------+------------+------------|
          | 384  |  (1) 16M x  |  (1) 16M x  | (1) 16M x  |    None    |
          |      |     64      |     64      |     64     |            |
          |------+-------------+-------------+------------+------------|
          | 448  |  (1) 16M x  |  (1) 16M x  | (1) 16M x  |  (1) 8M x  |
          |      |     64      |     64      |     64     |     64     |
          |------+-------------+-------------+------------+------------|
          | 512  |  (1) 16M x  |  (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |      |     64      |     64      |     64     |     64     |
          |------------------------------------------------------------|
          | Note: The board accepts up to 512MB SDRAM or 1GB EDO       |
          | memory.                                                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          | The 128KB cache is located on the Celeron 300A & 333 CPU.  |
          | The 256/512KB cache is located on the Pentium II CPU.      |
          +------------------------------------------------------------+