
ACER, INC.

ISA486GLi MODEL I333A

Processor         80386DX/CX486DLC
Processor Speed   33/40MHz
Chip Set          ALI
Max. Onboard DRAM 32MB
Cache             64/256KB
BIOS              Acer
Dimensions        220mm x 240mm
I/O Options       None
NPU Options       80387/CX387DLC

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                Location

  External battery          JP7        Turbo LED            JP12/12 & 13

  Power LED & keylock    JP12/1 - 5    Turbo switch         JP12/15 - 17

  Speaker                JP12/7 - 10   Reset switch         JP12/19 & 20

                        USER CONFIGURABLE SETTINGS

               Function                   Jumper           Position

     CMOS memory normal operation         JP11              open

      CMOS memory clear                    JP11             closed

      CPU speed select 33MHz               JP13        pins 1 & 2 closed

      CPU speed select 40MHz               JP13        pins 1 & 2 and 3 &
                                                           4 closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

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

      4MB         (4) 1M x 9         NONE

      5MB         (4) 1M x 9     (4) 256K x 9

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

      16MB        (4) 4M x 9         NONE

      17MB        (4) 256K x 9    (4) 4M x 9

      20MB        (4) 1M x 9      (4) 4M x 9

      32MB        (4) 4M x 9      (4) 4M x 9

                            SRAM CONFIGURATION

    Size        Cache      Location       TAG      Dirty Bit      JP10
                SRAM                                 (DB)

    64KB      (8) 8K x   Banks 0 & 1    (1) 8K x   (1) 16K x      open
                 8                         8           4

   256KB      (8) 32K x  Banks 0 & 1     (1) 32K   (1) 16K x     closed
                 8                        x 8          4

  Note:JP10 is closed by shorting pins 1 & 2, 3 & 4, and 5 & 6.

