LG RU-42PZ71 Service Manual page 21
Plasma tv
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Also See for RU-42PZ71:
- Owner's manual (52 pages) ,
- Service manual (43 pages) ,
- Service manual (43 pages)
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(5) Abnormal display in Component 480i mode
Is the Video Decoder
VPC3230 good?
Yes
Is the DeInterlacer
S2300 good?
Yes
Is Scaler good?
(6) Abnormal display in Component DTV mode
Is normal the
74LS123?
Yes
Is IC401 (CXA2101)
good?
Yes
Is normal the
M52758?
Yes
Is Scaler good?
TROUBLE SHOOTING GUIDE
No
Are the Input voltage, IIC
Comm. and HV sync good?
No
Are the Input voltage, IIC
Comm. and HV sync good?
No
Are the Input voltage, IIC
Comm. and HV sync good?
No
Are the Input voltage, IIC
Comm. and HV sync good?
No
Are the Input voltage, IIC
Comm. and HV sync good?
No
Are the Input voltage, IIC
Comm. and HV sync good?
No
Are the Input voltage, IIC
Comm. and HV sync good?
No
No
No
No
No
No
No
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Replace IC
Replace IC
Replace IC
Replace IC
Replace IC401
Replace IC
Replace IC
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