ACER, INC.

V58LA

Device Type

Mainboard

Processor

CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium

Processor Speed

90/100/120/133/150/166/180/200/233/266/300MHz

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

256MB (EDO supported)

Maximum Video Memory

4MB

Cache

256/512KB

BIOS

Acer

Dimensions

330mm x 218mm

I/O Options

Ethernet connector, floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA port, riser slot, USB connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Fax/modem connector

C1

IDE interface 1

CN14

Ethernet connector

CN1

Chassis fan power

CN22

PS/2 mouse port

CN3

AMC connector

CN27

Serial port 1

CN4

Power LED

CN30

Serial port 2

CN5

IDE interface LED

CN31

Parallel port

CN6

Soft off power supply

CN32

VGA port

CN8

Speaker

CN34

USB connector

CN9

Reset/suspend switch

CN35

Green PC connector

CN10

Turbo LED

JPA1/pins 2 & 4

Floppy drive interface

CN12

Power button (Aspire)

JPA1/pins 7 & 8

IDE interface 2

CN13

Riser slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

CN15

Unidentified

»

Factory configured - do not alter

CN18

Unidentified

»

Factory configured - do not alter

CN19

Unidentified

»

Factory configured - do not alter

CN20

Unidentified

»

Factory configured - do not alter

CN21

Unidentified

»

Factory configured - do not alter

CN26

Unidentified

»

Factory configured - do not alter

CN28

Unidentified

 

BIOS type select Acer

JP1

Pins 1 & 2 closed

 

BIOS type select OEM

JP1

Pins 2 & 3 closed

 

LED select IDE & floppy

JP2

Pins 1 & 2 closed

 

LED select IDE

JP2

Pins 2 & 3 closed

»

Green PC normal operation

JP3

Pins 1 & 2 closed

 

Green PC reset

JP3

Pins 2 & 3 closed

»

Factory configured - do not alter

JP6

Unidentified

»

Factory configured - do not alter

JP7

Unidentified

»

Factory configured - do not alter

JP9

Unidentified

 

Power supply select >= 1A

JP10

Pins 3 & 5, 4 & 6 closed

 

Power supply select < 1A

JP10

Pins 1 & 3, 2 & 4 closed

»

Factory configured - do not alter

JP13

Unidentified

»

Factory configured - do not alter

JP17

Unidentified

»

Factory configured - do not alter

JP18

Unidentified

 

Password disabled

S1/1

On

 

Password enabled

S1/1

Off

USER CONFIGURABLE SETTINGS (CON’T)

Function

Label

Position

 

On board sound disabled

S1/2

On

 

On board sound enabled

S1/2

Off

 

On board LAN disabled

S1/3

On

 

On board LAN enabled

S1/3

Off

 

Clock type select Cypress CY2273

S1/6

On

 

Clock type select CLK9148

S1/6

Off

DIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

64MB

(1) 4M x 64

(1) 4M x 64

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 16M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

Note: Board accepts EDO memory.

CACHE CONFIGURATION

Size

Bank 0

TAG

256KB

(2) 32K x 32

(1) 32K x 8

512KB

(2) 64K x 32

(1) 32K x 8

CACHE TYPE SELECTION

Type

JP5

Intel/Cyrix 1 + 4

Pins 1 & 2 closed

Cyrix linear burst

Pins 2 & 3 closed

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 32

None

None

None

2MB

(1) 256K x 32

(1) 256K x 32

None

None

4MB

(1) 256K x 32

(1) 256K x 32

(1) 256K x 32

(1) 256K x 32

Note: The location of the banks are unidentified.

CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

JP11

JP14

JP15

S1/4

S1/5

150MHz

60MHz

2.5x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

Off

On

166MHz

66MHz

2.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

On

200MHz

66MHz

3x

2 & 3

3 & 5, 4 & 6

1 & 3, 2 & 4

Off

On

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86L)

CPU speed

Clock speed

Multiplier

JP11

JP14

JP15

S1/4

S1/5

150MHz

60MHz

2.5x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

Off

On

166MHz

66MHz

2.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

On

200MHz

66MHz

3x

2 & 3

3 & 5, 4 & 6

1 & 3, 2 & 4

Off

On

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX MX)

CPU speed

Clock speed

Multiplier

JP11

JP14

JP15

S1/4

S1/5

166MHz

66MHz

2.5x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

On

On

200MHz

66MHz

3x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

On

On

233MHz

66MHz

3.5x

2 & 3

3 & 5, 4 & 6

1 & 3, 2 & 4

On

On

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

JP11

JP14

JP15

S1/4

S1/5

90MHz

60MHz

1.5x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

Off

Off

100MHz

66MHz

1.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

Off

120MHz

60MHz

2x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

Off

On

133MHz

66MHz

2x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

On

166MHz

66MHz

2.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

On

On

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

JP11

JP14

JP15

S1/4

S1/5

166MHz

66MHz

2.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

On

On

200MHz

66MHz

3x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

On

Off

233MHz

66MHz

3.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

Off

266MHz

66MHz

4x

1 & 2

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

On

300MHz

66MHz

4.5x

1 & 2

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

On

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP11

JP14

JP15

S1/4

S1/5

90MHz

60MHz

1.5x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

Off

Off

100MHz

66MHz

1.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

Off

120MHz

60MHz

2x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

Off

On

133MHz

66MHz

2x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

On

150MHz

60MHz

2.5x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

On

On

166MHz

66MHz

2.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

On

Off

200MHz

66MHz

3x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

On

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

JP11

JP14

JP15

S1/4

S1/5

150MHz

60MHz

2.5x

2 & 3

1 & 3, 2 & 4

1 & 3, 2 & 4

On

On

166MHz

66MHz

2.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

On

On

200MHz

66MHz

3x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

On

Off

233MHz

66MHz

3.5x

2 & 3

1 & 3, 2 & 4

3 & 5, 4 & 6

Off

Off

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION

Type

CN23

Single voltage

Pins 1 & 3, 2 & 4 closed

Dual voltage

Pins 3 & 5, 4 & 6 closed

CPU VOLTAGE SELECTION

Voltage

CN36

2.1v

Pins 3 & 4 closed

2.8v

Pins 1 & 2 closed

3.2v

Pins 5 & 6 closed

3.31v

Pins 7 & 8 closed

3.52v

Pins 9 & 10 closed