LG 60PY2D-AB Service Manual page 18

(5) in case of becomes unusual display from Component, RGB-DTV/PC mode
Is the CXA2181Q
(IC401) normal?
Yes
Is the AD9883
(IC501) normal?
Yes
Is the Scaler normal?
(6) in case of becomes unusual display from HDMI-DVI mode
Is the EDID correct?
Yes
Is the Sil9011
(IC601) normal?
Yes
Is the Scaler normal?
(7) in case of becomes unusual display from HDMI-DV mode (at the PC input)
Is the EDID correct?
Yes
Is the Graphic card driver of the
PC the latest version?
Yes
Is the Scaler normal?
Is the Input voltage, IIC
No
Communication and
HV sync normal?
Is the Input voltage, IIC
No
Communication and
HV sync normal?
Is the Input voltage, IIC
No
Communication and
HV sync normal?
No
Input the correct EDID
in the EEPROM(IC102)
Is the Input voltage, IIC
No
Communication and
HV sync normal?
Is the Input voltage, IIC
No
Communication and
HV sync normal?
No
Input the correct EDID in the
EEPROM(IC102)
No
Update the Graphic card driver
with the latest version
Is the Input voltage, IIC
No
Communication and HV sync
normal?
No
No
No
No
No
No
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Replace the IC
Replace the IC
Replace the IC
Replace the IC
Replace the IC
Replace IC