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

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

CN1

Turbo LED

J1

Serial port 1

CN2

Reset switch

J2

Serial port 2

CN3

Auxiliary keyboard connector

J3

External battery

CN4

32-bit bus slots

SL1 & SL2

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

RAM address select remap to FA0000 - FDFFFF

JP12

pins 1 & 2 closed

 

RAM address select do not remap

JP12

pins 2 & 3 closed

»

Serial port pin select COM1 = 25-pin & COM2 = 9-pin

SW2/1

On

 

Serial port pin select COM1 = 9-pin & COM2 = 25-pin

SW2/1

Off

»

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 BIOS

SW2/8

Off

 

BIOS location select ROM BIOS

SW2/8

On

»

Monitor type select monochrome

SW2/9

Off

 

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 closed

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

4MB

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

4MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

6MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

8MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

NPU TYPE CONFIGURATION

Type

JP6

JP7

JP8

None installed

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

3167

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

80387SX

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 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