
ACER, INC.

1100 25/33

Processor         80386SX
Processor Speed   25/33MHz
Chip Set          Unidentified
Max. Onboard DRAM 8MB
Cache             None
BIOS              Unidentified
Dimensions        355mm x 305mm
I/O Options       32-bit bus slots (2), parallel port, serial ports (2)
NPU Options       80387SX/3167

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  Parallel port             CN1       Turbo LED                   J1

  Serial port 1             CN2       Reset switch                J2

  Serial port 2             CN3       Auxiliary keyboard          J3
                                      connector

  External battery          CN4       32-bit bus slots         SL1 & SL2

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch        Position

     RAM address select remap to           JP12             pins 1 & 2
      FA0000 - FDFFFF                                         closed

      RAM address select do not             JP12             pins 2 & 3
      remap                                                   closed

     Serial port pin select COM1           SW2/1               On
      = 25-pin & COM2 = 9-pin

      Serial port pin select COM1           SW2/1               Off
      = 9-pin & COM2 = 25-pin

     Serial port 1 enabled                 SW2/2               Off

      Serial port 1 disabled                SW2/2               On

     Serial port 2 enabled                 SW2/3               Off

      Serial port 2 disabled                SW2/3               On

     Parallel port enabled                 SW2/4               Off

      Parallel port enabled                 SW2/4               On

     BIOS location select RAM              SW2/8               Off
      BIOS

      BIOS location select ROM              SW2/8               On
      BIOS

     Monitor type select                   SW2/9               Off
      monochrome

      Monitor type select CGA               SW2/9               On

     DRAM Bank 1 disabled                 SW2/10               On

      DRAM Bank 1 enabled                  SW2/10               Off

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      2MB         (4) 512K x 9       NONE

      4MB         (4) 512K x 9   (4) 512K x 9

      4MB         (4) 1M x 9         NONE

      6MB         (4) 512K x 9    (4) 1M x 9

      8MB         (4) 1M x 9      (4) 1M x 9

                         DRAM JUMPER CONFIGURATION

    Size          JP13           JP14            JP15           JP16

    2MB        pins 2 & 3      pins 2 & 3     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

    4MB        pins 2 & 3      pins 2 & 3     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

    4MB        pins 1 & 2      pins 1 & 2     pins 2 & 3      pins 2 & 3
                 closed         closed          closed         closed

    6MB        pins 1 & 2      pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

    8MB        pins 1 & 2      pins 1 & 2     pins 2 & 3      pins 2 & 3
                 closed         closed          closed         closed

                          NPU TYPE CONFIGURATION

        Type                JP6              JP7               JP8

   None installed        pins 2 & 3       pins 2 & 3        pins 2 & 3
                          closed            closed            closed

        3167             pins 2 & 3       pins 2 & 3        pins 2 & 3
                          closed            closed            closed

       80387SX           pins 1 & 2       pins 1 & 2        pins 1 & 2
                          closed            closed            closed

             BIOS CONFIGURATION

  Size     SW1/1    SW1/2    SW1/3    SW1/4

  27256     On       Off      Off      On

  27128     On       Off      On       Off

  27512     Off      On       Off      On

      I/O RECOVERY DELAY CONFIGURATION

  Delay    SW1/5    SW1/6    SW1/7    SW1/8

    0       Off      Off      Off      Off

    1       Off      Off      Off      On

    2       Off      Off      On       Off

    3       Off      Off      On       On

    4       Off      On       On       On

    5       Off      On       Off      On

    6       Off      On       On       Off

    7       Off      On       On       On

    8       On       Off      Off      Off

    9       On       Off      Off      On

   10       On       Off      On       Off

   11       On       Off      On       On

   12       On       On       Off      Off

   13       On       On       Off      On

   14       On       On       On       Off

   15       On       On       On       On

        PARALLEL PORT CONFIGURATION

  Setting    SW2/5      SW2/6      SW2/7

   LPT 1      Off        Off        On

   LPT 2       On         On        Off

