Acer Aspire T320 Aspire T320 Service Guide - Page 82
CN9, CN15: FAN Connector, USB_HDER1, USB_HDER2:FRONT USB HEADER, Pin Number, Pin Definition, CD-INCN8
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CN9,CN15: FAN Connector Pin Number 1 2 3 CD-IN(CN8) Pin Definition GND FAN_POWER12V SIO_FANSPD5V Pin Number 1 2 3 4 Pin Definition CD-L (CD In Left) CD-GND (Ground) CD-GND (Ground) CD-R (CD In Right) CN34:FRONT AUDIO HEADER Pin Number Pin Definition 1 FRONT_MIC 2 GND (GROUND) 3 NC 4 +5VA 5 LINE_OUT_R Pin Number Pin Definition 6 FRONT_OUT_R 7 NC (NO CONNECT) 8 NC (NO CONNECT) 9 LINE_OUT_L 10 FRONT_OUT_L 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 1 2 3 4 5 Pin Definition 5V_POWER 5V_POWER USB_DATA0USB_DATA1USB_DATA0+ Pin Number 6 7 8 9 10 Pin Definition USB_DATA1+ GND (GROUND) GND (GROUND) NC (NO CONNECT) NC (NO CONNECT) Chapter 5 75