ACER, INC.

SYSTEM 915P (II)

Processor              80286
Processor Speed        10/12/16/20MHz
Chip Set               ALI
Max. onboard DRAM      5MB
Cache                  None
BIOS                   Acer
Dimensions             330mm x 218mm
I/O Options            Floppy drive interface, IDE interface, parallel
                       port, serial ports (2), Video port
NPU Options            80287

[Image]

                                CONNECTIONS

  Purpose                  Location   Purpose                    Location

  Parallel port              CN1      Video port                   CN4

  Serial port                CN2      Floppy drive interface       CN5

  Serial port                CN3      IDE interface                CN6

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Disable main PCB video module         AJ1-AJ5          pins 2 & 3
      connector                                               closed

      Enable main PCB video module          AJ1-AJ5          pins 1 & 2
      connector                                               closed

  »   Keylock disabled                        JP1             Closed

      Keylock enabled                         JP1              Open

  »   Parity enabled                          JP11           pins 1 & 2
                                                              closed

      Parity disabled                         JP11           pins 2 & 3
                                                              closed

                            DRAM CONFIGURATION

   Size     Bank 0     Bank 1     Bank 2    Bank 3      P0          P1

  512KB       (4)       NONE       NONE      NONE       (2)        NONE
             44256                                     41256

  640KB       (4)      (4) 4464    NONE      NONE       (2)      (2) 4164
             44256                                     41256

   1MB        (4)        (4)       NONE      NONE       (2)         (2)
             44256      44256                          41256      41256

   2MB        (4)        (4)        (2)       (4)       (2)         (2)
             44256      44256     256K x    256K x     41256      41256
                                    9         9

   5MB        (4)        (4)      (2) 1M    (2) 1M      (2)         (2)
             44256      44256      x 9       x 9       41256      41256

  Note:Parity chips are required only when parity is enabled.

                        VIDEO MODULE CONFIGURATION

    Display     SW1/switch 1   SW1/switch 2   SW1/switch 3   SW1/switch 4

   Hercules         Off            Off            On              On

      CGA            On            Off            On              On
   emulation

      CGA           Off             On            On              On

   Disabled         Off            Off            Off            Off