Chapter1 Motherboard Description
1-29
1.7.6.2 Telephony Header: JTAD1
Pin No. Assignment
1
Phone
2 Ground
3
Ground
4
MONO_out
1.7.6.3 Front AUDIO Header: JAUDIO1
Pin No. Assignment Pin No. Assignment
1
MIC_in
2
Ground
3
+5V
4
+5V
5
Audio_out_R
6 Speaker_out_R
7
HIP_on
8
Pin Removed as key
pin
9
Audio_out_L
10
Speaker_out_L
1.7.6.4 CD Audio-In Headers: JCDIN1/JCDIN2
Pin No. of JCDIN2 Assignment
1
Left Channel Input
2
Ground
3
Ground
4
Right Channel Input
Pin No. of JCDIN1 Assignment
1
Left Channel Input
2
Ground
3
Right Channel Input
4
Ground
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