Aux Error Correction Flow Chart - LG MAX220UB Service Manual

6. AUX ERROR CORRECTION FLOW CHART

Something wrong with the AUX?
AUX no sound?
YES
Checked the AUX
Signal input?
YES
Checked the
E-VR & Power AMP?
YES
OK
NO
JK903, IC601(7, 9), CN971(19, 20, 21),
NO
See the Sound Error correction Process.
2-11
CN402(4, 5, 6)