
2.3.13 *Front Panel Audio Header: *P53
| Signal | Pin | Pin | Signal | 
| Description | # | # | Description | 
| 
 | 
 | 
 | 
 | 
| AUD_MIC_L | 1 | 2 | GND | 
| 
 | 
 | 
 | 
 | 
| AUD_MIC_R | 3 | 4 | AVDD | 
| 
 | 
 | 
 | 
 | 
| AUD_FP_R | 5 | 6 | AUD_RET_R | 
| 
 | 
 | 
 | 
 | 
| F_AUD_DET | 7 | 8 | KEY | 
| 
 | 
 | 
 | 
 | 
| AUD_FP_L | 9 | 10 | AUD_RED_L | 
| 
 | 
 | 
 | 
 | 
Note: a. If you use onboard Audio port, you must close 
b. P53 is only available on S2877ANRF version.
2.3.14 CPU FAN Connector: J9/J37
PIN1
Use these connectors to connect processor cooling fans to your motherboard.
J9 for CPU1 & J37 for CPU2.
This 
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