LG FA163 - TUNER AND PORTABLE INPUT TROUBLESHOOTING

3-29
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
10. TUNER/PORTABLE FUNCTION PART CHECK
YES
YES
YES
NO
Check TUNER module voltage
(PIN4 : +9V)
Check TUNER
Module(TUN100)
Operation.
TUNER FUNCTION CHECK
Check IC201 (CS5345)_PIN26,27
INPUT Waveform
Refer to Function check
11. PORTABLE FUNCTION PART CHECK
YES
YES
YES
Check PN2301 Connection1.
PORTABLE IN CHECK
Check IC201 (CS5345)_PIN23,24
INPUT Waveform.
Refer to Function check.
jomi