Technical information

Chapter 5 75
CN9,CN15: FAN Connector
NOTE: A feature of the front panel headphone jack is that the rear panel audio output connctors are disabled
when headphones are plugged in. This feature is implemented through the front panel audio header
shown in the above figure and Table. If the front panel interface board is not connected to the front
panel audio header, pin5 and 6, and 9 and 10 should be jumpered on the the front panel audio header.
If these jumpers are not installed, the rear panel audio connectors will be inoperative.
USB_HDER1,USB_HDER2:FRONT USB HEADER
Pin Number Pin Definition
1GND
2 FAN_POWER12V
3 SIO_FANSPD5V
CD-IN(CN8)
Pin Number Pin Definition
1 CD-L (CD In Left)
2 CD-GND (Ground)
3 CD-GND (Ground)
4 CD-R (CD In Right)
CN34:FRONT AUDIO HEADER
Pin Number Pin Definition Pin Number Pin Definition
1 FRONT_MIC 6 FRONT_OUT_R
2 GND (GROUND) 7 NC (NO CONNECT)
3 NC 8 NC (NO CONNECT)
4 +5VA 9 LINE_OUT_L
5 LINE_OUT_R 10 FRONT_OUT_L
Pin Number Pin Definition Pin Number Pin Definition
1 5V_POWER 6 USB_DATA1+
2 5V_POWER 7 GND (GROUND)
3 USB_DATA0- 8 GND (GROUND)
4 USB_DATA1- 9 NC (NO CONNECT)
5 USB_DATA0+ 10 NC (NO CONNECT)