9. All Source Audio Trouble Shooting
Make sure you can’t hear any audio
Y
Check Connector P1000
N
Y
Y
Check Speaker
Replace Connector
Check Signal
L1004,L1005,L1006,L1007
N
Replace one of
Capacitor, Register
& Recheck
Y
Check IC1000 Power
17V, 3.3V
N
Replace It & Recheck
Y
Check Mstar S7R I2S Output
R406,R420
N
Replace It & Recheck
Y
Maybe Mstar IC1202
has problems
Replace Speaker
N
N
Maybe TAS5733 has problems.
Replace It
* Amp. I2C check
Check Reset signal
R1003
N
Replace It & Recheck
Y
Copyright
©
2014 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 60PB5600
Page 26: ......
