Acer Power F1 Power F1/ Aspire T310 Service Guide - Page 89
Connecting Optional Devices, AUDIO1: Front Panel Audio Connector
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Connecting Optional Devices Refer to the following for information on connecting the mainboard's optional devices: AUDIO1: Front Panel Audio Connector This connector allows the user to install auxiliary front-oriented microphone and line-out ports for easier access. Pin 1 2 3 4 5 6 Signal Name AUD_MIC AUD_GND AUD_MIC_BIAS AUD_VCC AUD_FPOUT_R AUD_RET_R 7 HP_ON 8 KEY 9 AUD_FPOUT_L 10 AUD_RET_L Function Front Panel Microphone input signal Ground used by Analog Audio Circuits Microphone Power Filtered +5V used by Analog Audio Circuits Right Channel Audio signal to Front Panel Right Channel Audio signal to Return from Front Panel Reserved for future use to control Headphone Amplifier No Pin Left Channel Audio signal to Front Panel Left Channel Audio Signal to Return from Front Panel 76 Chapter 5