ACER, INC.

V50LA

Device Type

Mainboard

Processor

CX M1/AM K5/Pentium

Processor Speed

75/90/100/120/133/150/166MHz

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

128MB

Maximum Video Memory

2MB

Cache

256KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Ethernet 10BaseT connector, floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot, IR connector, wavetable connector, audio in - CD-ROM

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

C1

IDE interface 2

CN9

Parallel port

C2

Floppy drive interface

CN10

Serial port 2

C3

Standby connector

CN12

Serial port 1

C4

Power LED & keylock

CN14/pins 1 - 5

PS/2 mouse port

C5

Speaker

CN14/pins 7 - 10

Ethernet 10BaseT connector

C6

Turbo LED

CN14/pins 12 & 13

Chassis fan power

C7

Turbo switch

CN14/pins 15 - 17

Audio connector

CN1

Reset switch

CN14/pins 19 & 20

Fax connector

CN2

IR connector

CN15

VGA feature connector

CN4

IDE interface LED

CN16

Wavetable connector

CN5

IDE interface LED (generic)

CN17

Audio in - CD-ROM

CN6

Green PC connector

CNX1

Network/multimedia interface

CN7

Riser slot

SL1

IDE interface 1

CN8

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

BIOS type select Acer

JP1

Pins 1 & 2 closed

 

BIOS type select OEM

JP1

Pins 2 & 3 closed

»

Password disabled

JP2

Pins 2 & 3 closed

 

Password enabled

JP2

Pins 1 & 2 closed

»

Flash BIOS write protect disabled

JP3

Pins 2 & 3 closed

 

Flash BIOS write protect enabled

JP3

Pins 1 & 2 closed

»

Factory configured - do not alter

JP9

Unidentified

»

Factory configured - do not alter

JP10

Unidentified

»

Factory configured - do not alter

JP11

Unidentified

»

Factory configured - do not alter

JP12

Unidentified

»

Factory configured - do not alter

JP13

Unidentified

»

Factory configured - do not alter

JP14

Unidentified

»

Factory configured - do not alter

JP15

Unidentified

»

Factory configured - do not alter

JP17

Unidentified

»

Factory configured - do not alter

JP18

Unidentified

»

Factory configured - do not alter

JP20

Unidentified

»

LED select IDE only

JP23

Pins 2 & 3 closed

 

LED select IDE & floppy

JP23

Pins 1 & 2 closed

SIMM 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

Size

Bank 0

256KB

(8) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP6

JP7

256KB

Pins 1 & 2 closed

Pins 1 & 2 closed

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

(2) 256K x 16

None

2MB

(2) 256K x 16

(2) 256K x 16

CPU SPEED SELECTION

Speed

JP4

75MHz

Pins 1 & 4 closed

90MHz

Pins 2 & 5 closed

100MHz

Pins 3 & 6 closed

120MHz

Pins 2 & 5 closed

133MHz

Pins 3 & 6 closed

150MHz

Pins 2 & 5 closed

166MHz

Pins 3 & 6 closed

CPU TYPE SELECTION

Type

JP8

AM K5

Pins 1 & 2 closed

CX M1

Pins 2 & 3 closed

Intel

Pins 1 & 2 closed

CPU MULTIPLIER SELECTION (CX M1)

Multiplier

JP16

JP19

1.5x, 2x, 3x

Pins 1 & 2 closed

Pins 1 & 2 closed

1x

Pins 2 & 3 closed

Pins 1 & 2 closed

1.5x, 2x, 3x

Pins 1 & 2 closed

Pins 2 & 3 closed

1x

Pins 2 & 3 closed

Pins 2 & 3 closed

CPU MULTIPLIER SELECTION (AM K5)

Multiplier

JP16

JP19

1.5x, 2x, 3x

Pins 1 & 2 closed

Pins 1 & 2 closed

1x

Pins 2 & 3 closed

Pins 1 & 2 closed

1.5x, 2x, 3x

Pins 1 & 2 closed

Pins 2 & 3 closed

1x

Pins 2 & 3 closed

Pins 2 & 3 closed

CPU MULTIPLIER SELECTION (INTEL)

Multiplier

JP16

JP19

1.5x

Pins 1 & 2 closed

Pins 1 & 2 closed

2x

Pins 2 & 3 closed

Pins 1 & 2 closed

3x

Pins 1 & 2 closed

Pins 2 & 3 closed

2.5x

Pins 2 & 3 closed

Pins 2 & 3 closed

CPU VOLTAGE SELECTION

Voltage

JP21

»

3.3v

Pins 1 & 2 closed

 

3.5v

Pins 2 & 3 closed

BIOS SELECTION

Type

JP5

 

EPROM

Pins 1 & 2 closed

 

Intel 28F001

Pins 2 & 3 closed

 

Intel 28F010

Pins 2 & 3 closed

»

SST 29EE010

Pins 3 & 4 closed