UNIDENTIFIED

MB-54VP

Processor         Pentium
Processor Speed   75/90/100MHz
Chip Set          OPTI
Max. Onboard DRAM 128MB
Cache             256/512/1024KB
BIOS              Award
Dimensions        330mm x 218mm
I/O Options       32-bit VESA local bus slots (2), 32-bit PCI slots (4)
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  External battery            J1        Turbo LED                 JP40

  Speaker                     J17       32-bit PCI slots       PC1 - PC4

  Power LED & keylock         J18       Reset switch               S1

  Turbo switch               JP39       32-bit VESA local      SL1 & SL2
                                        bus slots

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Monitor type select color                JP1            Closed

      Monitor type select monochrome           JP1             Open

  »   Fast VESA bus disabled                   JP3             Open

      Fast VESA bus enabled                    JP3            Closed

  »   End of last T2 enabled                   JP4             Open

      Beginning of last T2 enabled             JP4            Closed

  »   CMOS memory normal operation             JP6           pins 2 & 3
                                                              closed

      CMOS memory clear                        JP6           pins 1 & 2
                                                              closed

  »   AT clock speed select 3 added           JP12             Open

      AT clock speed select 0 added           JP12            Closed

  »   End of first T2 enabled                 JP14             Open

      Beginning of first T2 enabled           JP14            Closed

  »   Cache type select always                JP17           pins 1 & 2
      invalidated                                             closed

      Cache type select invalidated on        JP17           pins 2 & 3
      write through                                           closed

  »   Memory type select mapped I/O at        JP27           pins 2 & 3
      top of memory                                           closed

      Memory type select 128MB on board       JP27           pins 1 & 2
                                                              closed

  »   Bus core ratio select 2/3               JP32             Open

      Bus core ratio select 1/2               JP32            Closed

  »   Factory configured - do not alter       JP33              N/A

  »   Factory configured - do not alter       JP37              N/A

  »   Factory configured - do not alter       JP38              N/A

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

      24MB         (2) 1M 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

            DRAM CONFIGURATION (CON’T)

      Size            Bank 0           Bank 1

      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

      80MB         (2) 2M x 36      (2) 8M x 36

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

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

                      CACHE CONFIGURATION

      Size          Bank 0          Bank 1           TAG

     256KB        (4) 32K x 8     (4) 32K x 8    (1) 8K x 85

     512KB        (4) 64K x 8     (4) 64K x 8    (1) 32K x 8

      1MB        (4) 128K x 8    (4) 128K x 8    (1) 32K x 8

       CACHE JUMPER CONFIGURATION

   Size      JP28     JP29      JP30

  256KB      Open     Open     Closed

  512KB      Open    Closed    Closed

   1MB      Closed   Closed    Closed

                         TAG VOLTAGE CONFIGURATION

      Voltage             JP2              JP18               JP23

       3.3v             Closed           pins 2 & 3         pins 1 & 2
                                          closed             closed

        5v               Open            pins 1 & 2         pins 2 & 3
                                          closed             closed

         CPU SPEED CONFIGURATION

  Speed      JP19      JP20      JP22

  75MHz      Open      Open     Closed

  90MHz     Closed     Open     Closed

  100MHz    Closed    Closed    Closed

  VESA WAIT STATE CONFIGURATION

   Wait states         JP36

  0 wait states        Open

  1 wait state        Closed