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Cd audio-in headers, Cdin, Com1 is the 9-pin block header – AMD KM780V User Manual

Page 14: Serial com port header: com1

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(8) FAN Power Headers: SYSFAN1, SYSFAN2 (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.








(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.










(10)

Serial COM Port Header: COM1

COM1 is the 9-pin block header.


Serial COM Port 9-pin Block

Pin1

FAN Power Headers

CPUFAN

1

4

GN

D

+1

2V

CP

UFAN

IN

CP

UF

AN

OU

T

SYSFAN2

1

3

1

3

SYSFAN1

CD Audio-In Headers

CDIN

1

4