Sony PCV-R532DS - Manual (Page 75)

System Board 67
MIC
CD-IN Connector
The CD-IN connector on the system board is a 1 x 4-pin header connector
that connects to the DVD-ROM drive’s audio output connector.
CD-IN
Pin Signal Name
1 Left Line In
2 Ground
3 Ground
4 Right Line In
OM04713A.VSD
Electret bias voltage
MIC imbalance
MIC mono in
KY0062.VSD
CD-IN
1
4