ABIT COMPUTER CORPORATION

PS5 PCI

Processor         Pentium
Processor Speed   60/66MHz
Chip Set          Unidentified
Max. Onboard DRAM 128MB
Cache             256/512/1024KB
BIOS              Award
Dimensions        330mm x 218mm
I/O Options       32-bit PCI bus slots (3), green PC connector
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                   Location     Purpose                Location

  Green PC connector          JP14       Reset switch             JW4

  Power LED & keylock          JW1       Turbo LED                JW5

  Speaker                      JW2       32-bit PCI bus slots   SL1 - SL3

  Turbo switch                 JW3

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   CPU cache select write back             JP1           pins 1 & 2
                                                              closed

      CPU cache select write through          JP1           pins 2 & 3
                                                              closed

  »   Pipeline mode disabled                  JP2           pins 1 & 2
                                                              closed

      Pipeline mode enabled                   JP2           pins 2 & 3
                                                              closed

  »   Always invalid                          JP3           pins 2 & 3
                                                              closed

      Only invalid in write cycle             JP3           pins 1 & 2
                                                              closed

  »   CMOS memory normal operation            JP5              Open

      CMOS memory clear                       JP5             Closed

  »   Factory configured - do not             JP12             Open
      alter

  »   Monitor type select color               JP18            Closed

      Monitor type select monochrome          JP18             Open

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (2) 256K x 36         NONE

       4MB        (2) 512K x 36         NONE

       4MB        (2) 256K x 36    (2) 256K x 36

       6MB        (2) 256K x 36    (2) 512K x 36

       8MB         (2) 1M x 36          NONE

       8MB        (2) 512K x 36    (2) 512K x 36

      10MB        (2) 256K x 36     (2) 1M x 36

      12MB        (2) 512K x 36     (2) 1M x 36

      16MB         (2) 2M x 36          NONE

      16MB         (2) 1M x 36      (2) 1M x 36

      18MB        (2) 256K x 36     (2) 2M x 36

      20MB        (1) 512K x 36     (2) 2M x 36

      20MB        (2) 512K x 36     (2) 2M x 36

      32MB         (2) 4M x 36          NONE

      32MB         (2) 2M x 36      (2) 2M x 36

      34MB        (2) 256K x 36     (2) 4M x 36

      36MB        (2) 512K x 36     (2) 4M x 36

      40MB         (2) 1M x 36      (2) 4M x 36

      48MB         (2) 2M x 36      (2) 4M x 36

      64MB         (2) 8M x 36          NONE

      64MB         (2) 4M x 36      (2) 4M x 36

      66MB        (2) 256K x 36     (2) 8M x 36

      68MB        (2) 512K x 36     (2) 8M x 36

      72MB         (2) 1M x 36      (2) 8M x 36

      96MB         (2) 4M x 36      (2) 8M x 36

      128MB        (2) 8M x 36      (2) 8M x 36

                         DRAM JUMPER CONFIGURATION

         Bank 0                  Bank 1                     JP4

   Single sided SIMM       Single sided SIMM         pins 1 & 2, 3 & 4
                                                          closed

   Single sided SIMM       Double sided SIMM         pins 1 & 2, 3 & 4
                                                          closed

   Double sided SIMM       Double sided SIMM         pins 2 & 3, 4 & 5
                                                          closed

   Double sided SIMM       Single sided SIMM         pins 2 & 3, 4 & 5
                                                          closed

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     256KB        (8) 32K x 8     (1) 8K x 8

     512KB        (8) 64K x 8    (1) 32K x 8

      1MB         (8) 128K x 8   (1) 32K x 8

               CACHE JUMPER CONFIGURATION

            Size                       JP11

           256KB             pins 2 & 3, 5 & 6 closed

           512KB             pins 1 & 2, 5 & 6 closed

            1MB              pins 1 & 2, 4 & 5 closed

  CPU SPEED CONFIGURATION (IMI IMISC466 CLOCK GENERATOR)

     Speed          JP7            JP8            JP9

     60MHz          Open           Open         Closed

     66MHz          Open           Open          Open

  CPU SPEED CONFIGURATION (MXIC MX8315 CLOCK GENERATOR)

     Speed          JP7            JP8           JP9

     60MHz          Open         Closed          Open

     66MHz         Closed         Open          Closed