AMD 790GX FAN Power Headers SYSFAN1, SYSFAN2, CHAFAN 3-pin, CPUFAN 4-pin, CD Audio-In Headers

Models: SB750 790GX

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(8) FAN Power Headers: SYSFAN1, SYSFAN2, CHAFAN (3-pin), CPUFAN (4-pin)

PWRLED

Pin 1 (9) CD Audio-In Headers (4-pin): CDIN1

SPEAK

Pin 1 CD Audio-In Headers(10)IR infrared module Headers (5-pin): IR

VCC5

GND

NC

SPKR

JW FP

Pin 1Manual background

PWR LED

 

 

PWRBTN

VCC5

PWRLED

PWRBTN

GND

VCC5

HDDLE

GND

RSTSW NC

HDLED

System Case Connections

RESET

(8) FAN Power Headers: SYSFAN1, SYSFAN2, CHAFAN (3-pin), CPUFAN (4-pin)

These connectors support cooling fans of 350mA (4.2 Watts) or less, depending on the fan manufacturer, the wire and plug may be different. The red wire should be positive, while the black should be ground. Connect the fan’s plug to the board taking into consideration the polarity of connector.

GND +12V CPUFAN IN CPUFAN OUT

CPUFAN Manual backgroundManual background

1 4

SYSFAN2

3 1

CHAFAN SYSFAN1

3

3 1 1

FAN Power Headers

(9) CD Audio-In Headers (4-pin): CDIN1

CDIN are the connectors for CD-Audio Input signal. Please connect it to CD-ROM CD-Audio output connector.

CDIN1

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CD Audio-In Headers

(10)IR infrared module Headers (5-pin): IR

This connector supports the optional wireless transmitting and receiving infrared module. You must configure the setting through the BIOS setup to use the IR function.

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AMD 790GX, SB750 user manual FAN Power Headers SYSFAN1, SYSFAN2, CHAFAN 3-pin, CPUFAN 4-pin, CD Audio-In Headers 4-pin CDIN1