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AP58

ACER, INC.

AP58

Device Type

Mainboard

Processor

CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/IDT C6/Pentium/

Pentium MMX

Processor Speed

75/90/100/120/133/150/166/200/233/266/300MHz

Chip Set

SIS

Video Chip Set

None

Maximum Onboard Memory

384MB (EDO & SDRAM supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

280mm x 220mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

C1/pins 1 – 5

Serial port 2

CN3

Speaker

C1/pins 7 – 10

Parallel port

CN4

Green PC LED

C1/pins 12 & 13

IDE interface 1

CN5

Green PC connector

C1/pins 15 – 17

IDE interface 2

CN6

Reset switch

C1/pins 19 & 20

PS/2 mouse interface

CN7

IDE interface LED

C2

IR connector

IR1

CPU fan power

C3

32-bit PCI slots

PC1 – PC4

Floppy drive interface

CN1

USB connector

USB

Serial port 1

CN2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

PCI clock select synchronous

JP8

Pins 1 & 2 closed

 

PCI clock select asynchronous

JP8

Pins 2 & 3 closed

»

CMOS memory normal operation

JP14

Pins 1 & 2 closed

 

CMOS memory clear

JP14

Pins 2 & 3 closed

»

On board I/O enabled

JP18

Pins 1 & 2 closed

 

On board I/O disabled

JP18

Pins 2 & 3 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

128MB

(2) 16M x 36

None

136MB

(2) 16M x 36

(2) 1M x 36

SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

144MB

(2) 16M x 36

(2) 2M x 36

160MB

(2) 16M x 36

(2) 4M x 36

192MB

(2) 16M x 36

(2) 8M x 36

256MB

(2) 16M x 36

(2) 16M x 36

Note: Board accepts EDO memory.

DIMM CONFIGURATION

Size

Bank 2

Bank 3

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 SDRAM memory.

CACHE CONFIGURATION

Size

Bank 0

256KB

(2) 32K x 32

512KB

(2) 64K x 32

CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4

JP5

JP6

120MHz

50MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

133MHz

55MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

166MHz

66MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

200MHz

75MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86L)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4

JP5

JP6

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

166MHz

66MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

200MHz

75MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4

JP5

JP6

166MHz

60MHz

2.5x

2 & 3

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

200MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

200MHz

75MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

233MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

233MHz

83MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

2 & 3

266MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4

JP5

JP6

75MHz

50MHz

1.5x

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

90MHz

60MHz

1.5x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

100MHz

66MHz

1.5x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

120MHz

60MHz

1.5x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

133MHz

66MHz

1.5x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

166MHz

66MHz

1.75x

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4

JP5

JP6

166MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

233MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

266MHz

66MHz

4x

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

1 & 2

300MHz

66MHz

4.5x

2 & 3

2 & 3

2 & 3

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IDT C6)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4

JP5

JP6

150MHz

75MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

180MHz

60MHz

3x

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4

JP5

JP6

75MHz

50MHz

1.5x

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

90MHz

60MHz

1.5x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

100MHz

66MHz

1.5x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

120MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

133MHz

66MHz

2x

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

150MHz

60MHz

2.5x

2 & 3

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

166MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4

JP5

JP6

150MHz

60MHz

2.5x

2 & 3

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

166MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

233MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

JP11

2.2v

Pins 11 & 12 closed

2.8v

Pins 7 & 8 closed

2.9v

Pins 5 & 6 closed

3.2v

Pins 9 & 10 closed

3.45v

Pins 1 & 2 closed

3.45v/3.52v (IDT only)

Pins 1 & 2, 3 & 4 closed

3.52v

Pins 3 & 4 closed