
EFA CORPORATION

P5MP4

Processor         Pentium
Processor Speed   50/60/66MHz
Chip Set          Intel
Max. Onboard DRAM 192MB
Cache             256/512KB
BIOS              Award
Dimensions        330mm x 218mm
I/O Options       32-bit PCI slots (4), PS/2 mouse port
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                 Location

  Reset switch              J21        Speaker                   J25

  Turbo switch              J22        Auxiliary keyboard        J26
                                       & PS/2 mouse

  Power LED & keylock       J23        External battery          J27

  Turbo LED                 J24        32-bit PCI slots       PC1 - PC4

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not             JP2           pins 1 & 2
      alter                                                   closed

     Factory configured - do not             JP3           pins 1 & 2
      alter                                                   closed

     Factory configured - do not             JP4           pins 1 & 2
      alter                                                   closed

     Factory configured - do not             JP5           pins 1 & 2
      alter                                                   closed

     PCI IRQ select IRQ14 normal card        JP6              Open
      installed

      PCI IRQ select IRQ14 PCI IDE            JP6             Closed
      card installed

     Factory configured - do not             JP10             N/A
      alter

     Factory configured - do not             JP11          pins 1 & 2
      alter                                                   closed

     Pipeline mode enabled                   JP14            Closed

      Pipeline mode disabled                  JP14             Open

     Monitor type select color               JP16            Closed

      Monitor type select monochrome          JP16             Open

     Cache type select write back            Jp17             Open

      Cache type select write through         Jp17            Closed

     BIOS type select EPROM                  Jp18          pins 1 & 2
                                                              closed

      BIOS type select flash ROM              Jp18          pins 2 & 3
                                                              closed

     CMOS memory normal operation            JP19             Open

      CMOS memory clear                       JP19            Closed

                        DRAM CONFIGURATION

      Size            Bank 0           Bank 1          Bank 2

       2MB        (2) 256K x 36         NONE            NONE

       4MB        (2) 256K x 36         NONE        (2) 256K x 36

       4MB        (2) 512K x 36         NONE            NONE

       6MB        (2) 256K x 36         NONE        (2) 512K x 36

       6MB        (2) 512K x 36         NONE        (2) 256K x 36

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

       8MB        (2) 512K x 36         NONE        (2) 512K x 36

       8MB         (2) 1M x 36          NONE            NONE

       8MB        (2) 512K x 36    (2) 256K x 36    (2) 256K x 36

      10MB        (2) 256K x 36         NONE         (2) 1M x 36

      10MB         (2) 1M x 36          NONE        (2) 256K x 36

      10MB        (2) 256K x 36    (2) 512K x 36    (2) 512K x 36

      12MB        (2) 512K x 36         NONE         (2) 1M x 36

      12MB         (2) 1M x 36          NONE        (2) 512K x 36

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

      12MB         (2) 1M x 36     (2) 256K x 36    (2) 256K x 36

      16MB         (2) 1M x 36          NONE         (2) 1M x 36

      16MB         (2) 2M x 36          NONE            NONE

      16MB         (2) 1M x 36     (2) 512K x 36    (2) 512K x 36

      18MB        (2) 256K x 36         NONE         (2) 2M x 36

      18MB         (2) 2M x 36          NONE        (2) 256K x 36

      18MB        (2) 256K x 36     (2) 1M x 36      (2) 1M x 36

      20MB        (2) 512K x 36         NONE         (2) 2M x 36

                    DRAM CONFIGURATION (CONT)

      Size            Bank 0           Bank 1          Bank 2

      20MB         (2) 2M x 36          NONE        (2) 512K x 36

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

      20MB         (2) 2M x 36     (2) 256K x 36    (2) 256K x 36

      24MB         (2) 1M x 36          NONE         (2) 2M x 36

      24MB         (2) 2M x 36          NONE         (2) 1M x 36

      24MB         (2) 1M x 36      (2) 1M x 36      (2) 1M x 36

      24MB         (2) 2M x 36     (2) 512K x 36    (2) 512K x 36

      32MB         (2) 2M x 36          NONE         (2) 2M x 36

      32MB         (2) 4M x 36          NONE            NONE

      32MB         (2) 2M x 36      (2) 1M x 36      (2) 1M x 36

      34MB        (2) 256K x 36         NONE         (2) 4M x 36

      34MB         (2) 4M x 36          NONE        (2) 256K x 36

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

      36MB        (2) 512K x 36         NONE         (2) 4M x 36

      36MB         (2) 4M x 36          NONE        (2) 512K x 36

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

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

      40MB         (2) 1M x 36          NONE         (2) 4M x 36

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

      40MB         (2) 4M x 36     (2) 512K x 36    (2) 512K x 36

      48MB         (2) 2M x 36          NONE         (2) 4M x 36

      48MB         (2) 4M x 36          NONE         (2) 2M x 36

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

      48MB         (2) 4M x 36      (2) 1M x 36      (2) 1M x 36

      64MB         (2) 4M x 36          NONE         (2) 4M x 36

      64MB         (2) 8M x 36          NONE            NONE

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

      66MB        (2) 256K x 36         NONE         (2) 8M x 36

      66MB         (2) 8M x 36          NONE        (2) 256K x 36

      66MB        (2) 256K x 36     (2) 4M x 36      (2) 4M x 36

      68MB        (2) 512K x 36         NONE         (2) 8M x 36

      68MB         (2) 8M x 36          NONE        (2) 512K x 36

      68MB        (2) 512K x 36     (2) 4M x 36      (2) 4M x 36

      68MB         (2) 8M x 36     (2) 256K x 36    (2) 256K x 36

      72MB         (2) 1M x 36          NONE         (2) 8M x 36

      72MB         (2) 8M x 36          NONE         (2) 1M x 36

      72MB         (2) 1M x 36      (2) 4M x 36      (2) 4M x 36

      72MB         (2) 8M x 36     (2) 512K x 36    (2) 512K x 36

      80MB         (2) 2M x 36          NONE         (2) 8M x 36

      80MB         (2) 8M x 36          NONE         (2) 2M x 36

      80MB         (2) 8M x 36      (2) 1M x 36      (2) 1M x 36

      96MB         (2) 4M x 36          NONE         (2) 8M x 36

      96MB         (2) 8M x 36          NONE         (2) 4M x 36

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

                    DRAM CONFIGURATION (CONT)

      Size            Bank 0           Bank 1          Bank 2

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

      128MB        (2) 8M x 36          NONE         (2) 8M x 36

      128MB        (2) 8M x 36      (2) 4M x 36      (2) 4M x 36

      130MB       (2) 256K x 36     (2) 8M x 36      (2) 8M x 36

      132MB       (2) 512K x 36     (2) 8M x 36      (2) 8M x 36

      136MB        (2) 1M x 36      (2) 8M x 36      (2) 8M x 36

      144MB        (2) 2M x 36      (2) 8M x 36      (2) 8M x 36

      160MB        (2) 4M x 36      (2) 8M x 36      (2) 8M x 36

      192MB        (2) 8M x 36      (2) 8M x 36      (2) 8M x 36

     CACHE CONFIGURATION

     Size          Bank 0

     256KB      (8) 32K x 8

     512KB      (8) 64K x 8

                  CACHE JUMPER CONFIGURATION

        Size                 JP12                 JP13

         0KB           pins 1 & 2 closed   pins 1 & 2 closed

        256KB          pins 2 & 3 closed   pins 1 & 2 closed

        512KB          pins 2 & 3 closed   pins 2 & 3 closed

                   CPU SPEED CONFIGURATION

        Speed                JP15                 JP20

        50MHz          pins 1 & 2 closed   pins 1 & 2 closed

        60MHz          pins 2 & 3 closed   pins 2 & 3 closed

        66MHz          pins 1 & 2 closed   pins 2 & 3 closed

