
ASUS COMPUTER INTERNATIONAL

TX97-N (REV. 1.03)

Device Type         Mainboard
Processor           CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 686MX/IBM
                    6X86MX/

                    AM K5/AM K6/Pentium/Pentium MMX
Processor Speed     75/90/100/120/133/150/166/200/233MHz
Chip Set            Intel
Video Chip Set      ATI
Maximum Onboard     256 (EDO & SDRAM supported)
Memory
Maximum Video       2MB
Memory
Cache               512KB
BIOS                Unidentified
Dimensions          254mm x 218mm
I/O Options         Game/MIDI port, parallel port, PS/2 mouse port, serial
                    ports (2), VGA port, SVHS TV out, TV out
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  Chassis fan power            C1       Serial port 2              CN3

  Audio connector              C2       PS/2 mouse port            CN4

  AMC connector                C3       SVHS TV out                CN5

  CD-ROM connector             C4       TV out                     CN6

  LCD connector                C5       VGA port                   CN7

  Parallel port               CN1       Game/MIDI port             CN8

  Serial port 1               CN2

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            RTC           Pins 2 & 3
                                                              closed

      CMOS memory clear                       RTC           Pins 1 & 2
                                                              closed

              DIMM CONFIGURATION

      Size          Bank 0          Bank 1

      8MB         (1) 1M x 64        None

      16MB        (1) 2M x 64        None

      16MB        (1) 1M x 64    (1) 1M x 64

      24MB        (1) 2M x 64    (1) 1M x 64

      32MB        (1) 4M x 64        None

      32MB        (1) 2M x 64    (1) 2M x 64

      40MB        (1) 4M x 64    (1) 1M x 64

      48MB        (1) 4M x 64    (1) 2M x 64

      64MB        (1) 8M x 64        None

      64MB        (1) 4M x 64    (1) 4M x 64

      72MB        (1) 8M x 64    (1) 1M x 64

      80MB        (1) 8M x 64    (1) 2M x 64

      96MB        (1) 8M x 64    (1) 4M x 64

     128MB        (1) 16M x 64       None

     128MB        (1) 8M x 64    (1) 8M x 64

     136MB        (1) 16M x 64   (1) 1M x 64

     144MB        (1) 16M x 64   (1) 2M x 64

     160MB        (1) 16M x 64   (1) 4M x 64

     192MB        (1) 16M x 64   (1) 8M x 64

     256MB        (1) 16M x 64   (1) 16M x 64

  Note: Board accepts EDO & SDRAM memory.

      CACHE CONFIGURATION

      Size          Bank 0

     512KB       (1) 64K x 64

        VIDEO MEMORY JUMPER CONFIGURATION

      Size            Bank 0           Bank 1

       1MB        (2) 256K x 16         None

       2MB        (2) 256K x 16    (2) 256K x 16

                       CPU SPEED SELECTION (CX 6X86)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  166MHz    66MHz         2x        1 &    1 &   2 &    1 &    1 &    1 &
                                     2     2      3      2     2      2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (IBM 6X86)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  166MHz    66MHz         2x        1 &    1 &   2 &    1 &    1 &    1 &
                                     2     2      3      2     2      2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86L)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  166MHz    66MHz         2x        1 &    1 &   2 &    1 &    1 &    1 &
                                     2     2      3      2     2      2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (IBM 6X86L)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  166MHz    66MHz         2x        1 &    1 &   2 &    1 &    1 &    1 &
                                     2     2      3      2     2      2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86MX)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  166MHz    60MHz        2.5x       1 &    2 &   2 &    2 &    1 &    1 &
                                     2     3      3      3     2      2

  200MHz    66MHz        2.5x       1 &    2 &   2 &    1 &    1 &    1 &
                                     2     3      3      2     2      2

  233MHz    66MHz         3x        1 &    2 &   1 &    1 &    1 &    1 &
                                     2     3      2      2     2      2

  Note: Pins designated should be in the closed position.

                     CPU SPEED SELECTION (IBM 6X86MX)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  166MHz    60MHz        2.5x       1 &    2 &   2 &    2 &    1 &    1 &
                                     2     3      3      3     2      2

  200MHz    66MHz        2.5x       1 &    2 &   2 &    1 &    1 &    1 &
                                     2     3      3      2     2      2

  233MHz    66MHz         3x        1 &    2 &   1 &    1 &    1 &    1 &
                                     2     3      2      2     2      2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K5)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  75MHz     50MHz        1.5x       1 &    1 &   1 &    2 &    2 &    2 &
                                     2     2      2      3     3      3

  90MHz     60MHz        1.5x       1 &    1 &   1 &    2 &    1 &    1 &
                                     2     2      2      3     2      2

  100MHz    66MHz        1.5x       1 &    1 &   1 &    1 &    1 &    1 &
                                     2     2      2      2     2      2

  120MHz    60MHz        1.5x       1 &    1 &   1 &    2 &    1 &    1 &
                                     2     2      2      3     2      2

  133MHz    66MHz        1.5x       1 &    1 &   1 &    1 &    1 &    1 &
                                     2     2      2      2     2      2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K6)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  166MHz    66MHz        2.5x       1 &    2 &   2 &    1 &    1 &    1 &
                                     2     3      3      2     2      2

  200MHz    66MHz         3x        1 &    2 &   1 &    1 &    1 &    1 &
                                     2     3      2      2     2      2

  233MHz    66MHz        3.5x       1 &    1 &   1 &    1 &    1 &    1 &
                                     2     2      2      2     2      2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  75MHz     50MHz        1.5x       1 &    1 &   1 &    2 &    2 &    2 &
                                     2     2      2      3     3      3

  90MHz     60MHz        1.5x       1 &    1 &   1 &    2 &    1 &    1 &
                                     2     2      2      3     2      2

  100MHz    66MHz        1.5x       1 &    1 &   1 &    1 &    1 &    1 &
                                     2     2      2      2     2      2

  120MHz    60MHz         2x        1 &    1 &   2 &    2 &    1 &    1 &
                                     2     2      3      3     2      2

  133MHz    66MHz         2x        1 &    1 &   2 &    1 &    1 &    1 &
                                     2     2      3      2     2      2

  150MHz    60MHz        2.5x       1 &    2 &   2 &    2 &    1 &    1 &
                                     2     3      3      3     2      2

  166MHz    66MHz        2.5x       1 &    2 &   2 &    1 &    1 &    1 &
                                     2     3      3      2     2      2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (INTEL MMX)

    CPU      Clock    Multiplier    BF0    BF1   BF2    FS0    FS1   FS2
  speed     speed

  166MHz    66MHz        2.5x       1 &    2 &   2 &    1 &    1 &    1 &
                                     2     3      3      2     2      2

  200MHz    66MHz         3x        1 &    2 &   1 &    1 &    1 &    1 &
                                     2     3      2      2     2      2

  233MHz    66MHz        3.5x       1 &    1 &   1 &    1 &    1 &    1 &
                                     2     2      2      2     2      2

  Note: Pins designated should be in the closed position.

                      CPU VOLTAGE SELECTION (SINGLE)

     Voltage             VID0               VID1               VID2

       3.4v            Pins 2 & 3        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

       3.5v            Pins 1 & 2        Pins 1 & 2         Pins 2 & 3
                        closed             closed             closed

                       CPU VOLTAGE SELECTION (DUAL)

     Voltage             VID0               VID1               VID2

       2.1v            Pins 1 & 2        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

       2.8v            Pins 2 & 3        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

       2.9v            Pins 1 & 2        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

       3.2v            Pins 2 & 3        Pins 2 & 3         Pins 1 & 2
                        closed             closed             closed

