
ABIT COMPUTER CORPORATION

LM6

Device Type              Mainboard
Processor                Pentium II/Celeron
Processor Speed          233/266/300/333MHz
Chip Set                 Intel 440LX
Maximum Onboard Memory   1GB (EDO & SDRAM supported)
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,

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  AGP slot                 AGP         Chassis fan power        FAN3

  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 - 5
                                       keylock

  Serial port 2            CN5         IDE interface LED   PN2/pins 6 & 7

  Serial port 1            CN6         Soft off power      PN2/pins 8 & 9
                                       supply

  USB connector 1          CN7         Wake on ring             JP3
                                       header

  USB connector 2          CN8         32-bit PCI slots      PC1 - PC5

  PS/2 mouse port          CN9         SB link header           SB1

  CPU fan power            FAN1        Wake on LAN              WOL1
                                       connector

  Chassis fan power        FAN2

                        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 64       None

      24        (1) 2M x 64   (1) 1M x 64        None          None

      32        (1) 1M x 64   (1) 1M x 64    (1) 1M x 64    (1) 1M x 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 64       None

      40        (1) 2M x 64   (1) 2M x 64    (1) 1M x 64       None

      48        (1) 2M x 64   (1) 2M x 64    (1) 2M x 64       None

      48        (1) 4M x 64   (1) 2M x 64        None          None

      56        (1) 2M x 64   (1) 2M x 64    (1) 2M x 64    (1) 1M x 64

                            DIMM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

      64        (1) 2M x 64    (1) 2M x 64    (1) 2M x 64    (1) 2M x 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 64       None

      80        (1) 4M x 64    (1) 4M x 64    (1) 2M x 64       None

      96        (1) 4M x 64    (1) 4M x 64    (1) 4M x 64       None

      96        (1) 8M x 64    (1) 4M x 64       None           None

      112       (1) 4M x 64    (1) 4M x 64    (1) 4M x 64    (1) 2M x 64

      128       (1) 4M x 64    (1) 4M x 64    (1) 4M x 64    (1) 4M x 64

      128       (1) 8M x 64    (1) 8M x 64       None           None

      128       (1) 16M x 64      None           None           None

      128       (1) 8M x 64    (1) 4M x 64    (1) 4M x 64       None

      160       (1) 8M x 64    (1) 8M x 64    (1) 4M x 64       None

      192       (1) 8M x 64    (1) 8M x 64    (1) 8M x 64       None

      192       (1) 16M x 64   (1) 8M x 64       None           None

      224       (1) 8M x 64    (1) 8M x 64    (1) 8M x 64    (1) 4M x 64

      256       (1) 8M x 64    (1) 8M x 64    (1) 8M x 64    (1) 8M x 64

      256       (1) 16M x 64   (1) 16M x 64      None           None

      256       (1) 16M x 64   (1) 8M x 64    (1) 8M x 64       None

      320       (1) 16M x 64   (1) 16M x 64   (1) 8M x 64       None

      384       (1) 16M x 64   (1) 16M x 64   (1) 16M x 64      None

      448       (1) 16M x 64   (1) 16M x 64   (1) 16M x 64   (1) 8M x 64

      512       (1) 16M x 64   (1) 16M x 64   (1) 16M x 64  (1) 16M x 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.

