ACER, INC.

V12C

Processor

Pentium

Processor Speed

60MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB

Maximum Video Memory

None

Cache

256KB

BIOS

Acer

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (3), floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

ID3P Power LED & keylock

C03 pins 1 - 4

Parallel port

CN3

ID3P Reset switch

C03 pins 7 & 8

Floppy drive interface

CN4

Power LED & keylock

C04 pins 1 - 5

IDE interface

CN5

Speaker

C04 pins 7 - 10

PS/2 mouse port

CN7

Turbo LED

C04 pins 12 & 13

IDE interface LED

J1

Turbo switch

C04 pins 15 - 17

Chassis fan power

J2

Reset switch

C04 pins 19 & 20

Keyboard & PS/2 mouse connector

J3

Serial port 1

CN1

32-bit PCI slots

PC1 - PC3

Serial port 2

CN2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

CN6

Pins 1 & 3, 2 & 4 closed

 

MIO CTLR enabled

JP4

Pins 1 & 2 closed

 

MIO CTLR disabled

JP4

Pins 2 & 3 closed

 

BIOS type select Acer

JP5

Pins 1 & 2 closed

 

BIOS type select OEM

JP5

Pins 2 & 3 closed

 

Password disabled

JP6

Pins 2 & 3 closed

 

Password enabled

JP6

Pins 1 & 2 closed

 

PS/2 mouse IRQ12 enabled

JP9

Closed

 

PS/2 mouse IRQ12 disabled

JP9

Open

 

ECP mode enabled

JP10

Closed

 

ECP mode disabled

JP10

Open

»

Factory configured - do not alter

JP13

Pins 2 & 3 closed

»

Factory configured - do not alter

JP14

Pins 2 & 3 closed

»

Factory configured - do not alter

JP15

Pins 1 & 2 closed

»

Factory configured - do not alter

JP16

Pins 2 & 3 closed

»

Factory configured - do not alter

JP17

Pins 1 & 2 closed

»

P54C pipeline enabled

JP21

Closed

 

P54C pipeline disabled

JP21

Open

»

Cache type select write back

JP22

Closed

 

Cache type select write through

JP22

Open

»

Keylock disabled

JP23

Closed

 

Keylock enabled

JP23

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Note: 256KB cache is factory installed and is not configurable.

CPU SPEED SELECTION

Speed

JP18

60MHz

Pins 1 & 2 closed

CPU MULTIPLIER SELECTION

Multiplier

JP24

1.5x

Pins 1 & 2 closed

2x

Pins 2 & 3 closed

DMA CHANNEL SELECTION

Channel

JP8

JP12

1

Pins 2 & 3 closed

Pins 2 & 3 closed

3

Pins 1 & 2 closed

Pins 1 & 2 closed