ECS H87H3-M4 User Manual page 11

8. Audio ports
Use the audio jacks to connect audio devices. The D port is for stereo line-in
signal,while the F port is for microphone in signal. This motherboard supports 8-
channel audio devices that correspond to the A, B, C, and E port respectively. In
addition, all of the 3 ports, B, C, and E provide users with both right & left channels
individually.Users please refer to the following note for specific port function
definition.
A: Center & Woofer
B: Back Surround
C: Side Surround
The above port definition can be changed to audio input or audio output by changing the
driver utility setting.
H87H3-M4 USER MANUAL
D: Line-in
E: Front Out
F: Mic_in Rear
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