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ISA486GLi MODEL I333A

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

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 SRAM

Location

TAG

Dirty Bit (DB)

JP10

64KB

(8) 8K x 8

Banks 0 & 1

(1) 8K x 8

(1) 16K x 4

open

256KB

(8) 32K x 8

Banks 0 & 1

(1) 32K x 8

(1) 16K x 4

closed

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