LG RZ-50PY10 - Page 29

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(5) In the case of becomes unusual display from RF, AV, Component 480i mode
(6) In the case of becomes unusual display from Component DTV mode
Is normal the
VPC3230?
Yes
Is normal the S2300?
Is normal the Input voltage, IIC
Communication and HV sync?
No
Replace IC
No
Is normal the Input voltage, IIC
Communication and HV sync?
No
Replace IC
No
Yes
Is normal the Scaler?
Is normal the Input voltage, IIC
Communication and HV sync?
No
Replace IC
No
Is normal the
74LS123?
Yes
Is normal the
CXA2101?
Is normal the Input voltage, IIC
Communication and HV sync?
No
Replace IC
No
Is normal the Input voltage, IIC
Communication and HV sync?
No
Replace IC
No
Yes
Is normal the
M52758?
Is normal the Input voltage, IIC
Communication and HV sync?
No
Replace IC
No
Yes
Is normal the Scaler?
Is normal the Input voltage, IIC
Communication and HV sync?
No
Replace IC
No
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