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GA-686FX Motherboard Settings and Configuration






GIGA-BYTE TECHNOLOGY CO., LTD.

GA-686FX

Processor

Pentium Pro

Processor Speed

150/166/180/200MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

512MB

Maximum Video Memory

None

Cache

256/512KB (located on Pentium Pro CPU)

BIOS

Award

Dimensions

330mm x 218mm

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 connectors (2), ATX power connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Speaker

J5

Parallel port

CN1

PS/2 mouse interface

JP2

Serial port 2

CN2

Chassis fan power

JP3

Serial port 1

CN3

USB connector

JP6

IDE interface 1

CN4

USB connector

JP7

Floppy drive interface

CN5

Soft off power supply

JP10

IDE interface 2

CN6

Turbo switch

JP11

IDE interface LED

J1

Turbo LED

JP12

Green PC connector

J2

Power LED & keylock

JP13

Green PC LED

J3

32-bit PCI slots

PC1 Ė PC4

Reset switch

J4

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

Ľ

Factory configured - do not alter

JP4

Unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(2) 1M x 36

None

None

16MB

(2) 1M x 36

(2) 1M x 36

None

16MB

(2) 2M x 36

None

None

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

None

32MB

(2) 1M x 36

(2) 1M x 36

(2) 2M x 36

32MB

(2) 2M x 36

(2) 2M x 36

None

32MB

(2) 4M x 36

None

None

40MB

(2) 2M x 36

(2) 2M x 36

(2) 1M x 36

40MB

(2) 4M x 36

(2) 1M x 36

None

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

48MB

(2) 4M x 36

(2) 2M x 36

None

56MB

(2) 4M x 36

(2) 2M x 36

(2) 1M x 36

64MB

(2) 4M x 36

(2) 2M x 36

(2) 2M x 36

64MB

(2) 4M x 36

(2) 4M x 36

None

64MB

(2) 8M x 36

None

None

72MB

(2) 8M x 36

(2) 1M x 36

None

72MB

(2) 4M x 36

(2) 4M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

None

80MB

(2) 4M x 36

(2) 4M x 36

(2) 2M x 36

80MB

(2) 8M x 36

(2) 1M x 36

(2) 1M x 36

88MB

(2) 8M x 36

(2) 2M x 36

(2) 1M x 36

96MB

(2) 8M x 36

(2) 2M x 36

(2) 2M x 36

DRAM CONFIGURATION (CONíT)

Size

Bank 0

Bank 1

Bank 2

96MB

(2) 8M x 36

(2) 4M x 36

None

96MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

104MB

(2) 8M x 36

(2) 4M x 36

(2) 1M x 36

112MB

(2) 8M x 36

(2) 4M x 36

(2) 2M x 36

128MB

(2) 16M x 36

None

None

128MB

(2) 8M x 36

(2) 8M x 36

None

128MB

(2) 8M x 36

(2) 4M x 36

(2) 4M x 36

136MB

(2) 16M x 36

(2) 1M x 36

None

136MB

(2) 8M x 36

(2) 8M x 36

(2) 1M x 36

144MB

(2) 16M x 36

(2) 1M x 36

(2) 1M x 36

144MB

(2) 16M x 36

(2) 2M x 36

None

144MB

(2) 8M x 36

(2) 8M x 36

(2) 2M x 36

152MB

(2) 16M x 36

(2) 2M x 36

(2) 1M x 36

160MB

(2) 16M x 36

(2) 2M x 36

(2) 2M x 36

160MB

(2) 16M x 36

(2) 4M x 36

None

168MB

(2) 16M x 36

(2) 4M x 36

(2) 1M x 36

176MB

(2) 16M x 36

(2) 4M x 36

(2) 2M x 36

192MB

(2) 16M x 36

(2) 4M x 36

(2) 4M x 36

192MB

(2) 16M x 36

(2) 8M x 36

None

200MB

(2) 16M x 36

(2) 8M x 36

(2) 1M x 36

208MB

(2) 16M x 36

(2) 8M x 36

(2) 2M x 36

224MB

(2) 16M x 36

(2) 8M x 36

(2) 4M x 36

256MB

(2) 16M x 36

(2) 8M x 36

(2) 8M x 36

256MB

(2) 16M x 36

(2) 16M x 36

None

256MB

(2) 32M x 36

None

None

264MB

(2) 16M x 36

(2) 16M x 36

(2) 1M x 36

264MB

(2) 32M x 36

(2) 1M x 36

None

272MB

(2) 16M x 36

(2) 16M x 36

(2) 2M x 36

272MB

(2) 32M x 36

(2) 2M x 36

None

280MB

(2) 32M x 36

(2) 2M x 36

(2) 1M x 36

288MB

(2) 32M x 36

(2) 2M x 36

(2) 2M x 36

288MB

(2) 32M x 36

(2) 4M x 36

None

296MB

(2) 32M x 36

(2) 4M x 36

(2) 1M x 36

304MB

(2) 32M x 36

(2) 4M x 36

(2) 2M x 36

320MB

(2) 32M x 36

(2) 4M x 36

(2) 4M x 36

320MB

(2) 32M x 36

(2) 8M x 36

None

328MB

(2) 32M x 36

(2) 8M x 36

(2) 1M x 36

336MB

(2) 32M x 36

(2) 8M x 36

(2) 2M x 36

352MB

(2) 32M x 36

(2) 8M x 36

(2) 4M x 36

384MB

(2) 32M x 36

(2) 8M x 36

(2) 8M x 36

DRAM CONFIGURATION (CONíT)

Size

Bank 0

Bank 1

Bank 2

384MB

(2) 32M x 36

(2) 16M x 36

None

392MB

(2) 32M x 36

(2) 16M x 36

(2) 1M x 36

400MB

(2) 32M x 36

(2) 16M x 36

(2) 2M x 36

416MB

(2) 32M x 36

(2) 16M x 36

(2) 4M x 36

448MB

(2) 32M x 36

(2) 16M x 36

(2) 8M x 36

512MB

(2) 32M x 36

(2) 16M x 36

(2) 16M x 36

512MB

(2) 32M x 36

(2) 32M x 36

None

CACHE CONFIGURATION

Note: 256KB/512KB cache is located on the Pentium Pro CPU.

CPU SPEED SELECTION

CPU speed

S1/1

S1/2

S1/3

S1/4

150MHz

On

On

Off

Off

166MHz

Off

On

Off

Off

180MHz

On

Off

On

Off

200MHz

Off

Off

On

Off








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