MINIX
H55-HD User's Manual
- 1 -
Checking Jumper Settings
• For a 2-pin jumper, plug the jumper cap on both pins will make it CLOSE (SHORT). Remove the
jumper cap, or plug it on either pin (reserved for future use) will leave it at OPEN position.
• For 3-pin jumper, pin 1~2 or pin 2~3 can be shorted by plugging the jumper cap in.
How to identify the PIN1 jumpers?
Please check the mainboard carefully, the PIN1 is marked by "1" or white thick line.
1-F_AUDIO(Front Panel Audio Connection Header)
Pin No.
Header
HD Audio Definition
AC97 Audio Definition
1
PORT1L
Microphone_Left
Microphone
2
AGND
Ground
Ground
3
PORT1R
Microphone_Right
MIC Power
4
PRESENCE#
-ACZ_DET
N/A
5
PORT2R
Line2_Right
Line out (R)
6
SENSE1_RETURN AuD_R_Return
N/A
7
SENSE_SEND
FAUDIO_JD
N/A
8
No Pin
N/A
N/A
9
PORT2L
Line2_Left
Line Out(L)
10
SENSE2_RETURN AuD_L_Return
N/A
2-SFAN1(Fan Power Connectors Header)
SFAN1
：
System fan connectors
Pin No.
Definition
1
GND
2
+12V
3
RPM
These fan connectors are not jumpers.
DO NOT place jumper caps on these
connectors.
1 2
9
10
F AUDIO
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