GEMLIGHT COMPUTER, LTD.

GMB-P57IPS (VER. 5.01)

Device Type

Mainboard

Processor

CX 6X86/CX 6X86L/CX 6X86MX/AM K5/AM K6/Pentium/Pentium MMX

Processor Speed

90/100/110/120/133/150/166/200/233/266MHz

Chip Set

Intel 430 TX

Video Chipset

None

Maximum Onboard Memory

256MB (EDO & SDRAM supported)

Maximum Video Memory

None

Cache

512KB

BIOS

Award

Dimensions

220mm x 240mm

I/O Options

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

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface LED

J2/pins 1 & 2

Serial port 2

J13

Turbo LED

J2/pins 3 & 4

Serial port 1

J14

Soft off power supply

J2/pins 5 & 6

Parallel port

J15

Reset switch

J2/pins 9 & 10

Floppy drive interface

J16

Power LED

J2/pins 11 - 13

P/S2 mouse connector

J17

Speaker

J2/pins 17 - 20

IR connector

J18

IDE interface 1

J10

PS/2 mouse port

J21

IDE interface 2

J11

32-bit PCI slots

PC1 - PC4

USB connector

J12

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Flash BIOS voltage select 5v

JP4

Pins 2 & 3 closed

 

Flash BIOS voltage select 12v

JP4

Pins 1 & 2 closed

CMOS CONFIGURATION

Setting

JP3

JP6

CMOS memory normal mode

Closed

Open

CMOS memory clear

Open

Closed

SIMM CONFIGURATION

Size

Bank 2

1MB

(2) 512K x 32

8MB

(2) 1MB x 32

16MB

(2) 2MB x 32

32MB

(2) 4MB x 32

64MB

(2) 8MB x 32

DIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(1) 1MB x 64

None

16MB

(1) 2MB x 64

None

32MB

(1) 4MB x 64

None

32MB

(1) 2MB x 64

(1) 2MB x 64

48MB

(1) 4MB x 64

(1) 2MB x 64

64MB

(1) 8MB x 64

None

64MB

(1) 4MB x 64

(1) 4MB x 64

80MB

(1) 8MB x 64

(1) 2MB x 64

96MB

(1) 8MB x 64

(1) 4MB x 64

128MB

(1) 8MB x 64

(1) 8MB x 64

128MB

(1) 16MB x 64

None

160MB

(1) 16MB x 64

(1) 4MB x 64

192MB

(1) 16MB x 64

(1) 8MB x 64

256MB

(1) 16MB x 64

(1) 16MB x 64

CPU SPEED SELECTION (INTEL)

Speed

Clock speed

Multiplier

JP9

JP10

JP13

JP12/1 & 2

JP12/3 & 4

90MHz

60MHz

1.5x

1 & 2

1 & 2

1 & 2

Closed

Open

100MHz

66MHz

1.5x

1 & 2

1 & 2

1 & 2

Open

Open

120MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

Closed

Open

133MHz

66MHz

2x

2 & 3

1 & 2

1 & 2

Open

Open

150MHz

60MHz

2.5x

2 & 3

2 & 3

1 & 2

Closed

Open

166MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

Open

Open

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

Open

Open

Note: Pins designated are in the closed position

CPU SPEED SELECTION (INTEL MMX)

Speed

Clock speed

Multiplier

JP9

JP10

JP13

JP12/1 & 2

JP12/3 & 4

166MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

Open

Open

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

Open

Open

233MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

Open

Open

Note: Pins designated are in the closed position

CPU SPEED SELECTION (AM K5)

Speed

Clock speed

Multiplier

JP9

JP10

JP13

JP12/1 & 2

JP12/3 & 4

90MHz

60MHz

1.5x

1 & 2

1 & 2

1 & 2

Closed

Open

100MHz

66MHz

1.5x

1 & 2

1 & 2

1 & 2

Open

Open

120MHz

60MHz

2x

1 & 2

1 & 2

1 & 2

Closed

Open

133MHz

66MHz

2x

2 & 3

1 & 2

1 & 2

Open

Open

150MHz

60MHz

2.5x

1 & 2

1 & 2

1 & 2

Open

Open

166MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

Open

Open

Note: Pins designated are in the closed position

CPU SPEED SELECTION (AM K6)

Speed

Clock speed

Multiplier

JP9

JP10

JP13

JP12/1 & 2

JP12/3 & 4

166MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

Open

Open

200MHz

66MHz

3x

1 & 2

2 & 3

1 & 2

Open

Open

233MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

Open

Open

266MHz

66MHz

4x

2 & 3

1 & 2

2 & 3

Open

Open

Note: Pins designated are in the closed position

CPU SPEED SELECTION (CX 6X86)

Speed

Clock speed

Multiplier

JP9

JP10

JP13

JP12/1 & 2

JP12/3 & 4

133MHz

55MHz

2x

2 & 3

1 & 2

1 & 2

Closed

Closed

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

Closed

Open

Note: Pins designated are in the closed position

CPU SPEED SELECTION (CX 6X86L)

Speed

Clock speed

Multiplier

JP9

JP10

JP13

JP12/1 & 2

JP12/3 & 4

166MHz

66MHz

2x

2 & 3

1 & 2

1 & 2

Open

Open

200MHz

75MHz

2x

2 & 3

1 & 2

1 & 2

Open

Closed

Note: Pins designated are in the closed position

CPU SPEED SELECTION (CX 6X86MX)

Speed

Clock speed

Multiplier

JP9

JP10

JP13

JP12/1 & 2

JP12/3 & 4

166MHz

66MHz

2.5x

2 & 3

2 & 3

1 & 2

Closed

Open

200MHz

66MHz

3x

2 & 3

1 & 2

1 & 2

Open

Closed

233MHz

66MHz

3.5x

2 & 3

2 & 3

1 & 2

Open

Closed

Note: Pins designated are in the closed position

CPU VOLTAGE SELECTION (SINGLE)

Voltage

JP1/1 & 2

JP1/ 3 & 4

JP7/ 1 & 2

JP7/ 3 & 4

JP7/ 5 & 6

JP7/ 7 & 8

3.3V

Closed

Closed

Closed

Open

Closed

Closed

3.5V

Closed

Closed

Closed

Closed

Closed

Closed

CPU VOLTAGE SELECTION (DUAL)

V I/O

V core

JP1/1 & 2

JP1/3 & 4

JP7/1 & 2

JP7/3 & 4

JP7/5 & 6

JP7/7 & 8

3.3V

2.8V

Open

Open

Open

Open

Open

Closed

3.3V

2.9V

Open

Open

Closed

Open

Open

Closed

3.3V

3.2V

Open

Open

Open

Open

Closed

Closed