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VI9

ACER, INC.

VI9

Device Type

Mainboard

Processor

80386DX/CX486DLC/80486SX/80486DX/80486DX2

Processor Speed

33/40/50(internal)/50/66(internal)MHz

Chip Set

EFAR

Video Chip Set

None

Maximum Onboard Memory

32MB

Maximum Video Memory

None

Cache

128/256KB

BIOS

AMI

Dimensions

250mm x 220mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J4/pins 1 - 5

Reset switch

J4/pins 19 & 20

Speaker

J4/pins 7 - 10

External battery

JP4

Turbo LED

J4/pins 12 & 13

32-bit VESA local bus slots

SL1 & SL2

Turbo switch

J4/pins 15 - 17

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

CMOS memory normal operation

JP1

Pins 2 & 3 closed

 

CMOS memory clear

JP1

Pins 1 & 2 closed

 

Battery type select external

JP1

Open

Factory configured - do not alter

JP10

Unidentified

Factory configured - do not alter

JP11

Unidentified

Factory configured - do not alter

JP12

Unidentified

SIMM 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) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

None

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

None

(3) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(3) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP5

JP6

JP7

128KB

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

256KB

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU SPEED SELECTION

Speed

J3

JP14

33MHz

Pins 1 & 2 closed

Pins 1 & 2 closed

40MHz

Open

Pins 1 & 2 closed

50iMHz

Pins 3 & 4 closed

Pins 1 & 2 closed

50MHz

Pins 3 & 4 closed

Pins 2 & 3 closed

66iMHz

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU TYPE SELECTION

Type

JP8

JP9

JP13

JP15

JP16

JP17

80386DX

2 & 3

2 & 3

1 & 2

Open

Open

Open

CX486DLC

1 & 2

1 & 2

1 & 2

Open

Open

Open

80486SX

1 & 2

1 & 2

2 & 3

Open

Closed

Closed

80486DX

1 & 2

1 & 2

1 & 2

Open

Closed

Closed

80486DX2

1 & 2

1 & 2

1 & 2

Open

Closed

Closed

Note: Pins designated should be in the closed position.