Aux-In Connector - Sony VAIO PCV-R553DS Reference Manual

AUX-IN Connector

The AUX-IN connector on the system board is a 1 x 4-pin header
connector that connects to the CD-RW drive's audio output connector.
AUX-IN
3
2
1
AUX-IN
Pin Signal Name
1 Left Line In
2 Ground
3 Ground
4 Right Line In
System Board
67
KY0062B.VSD