LG CT-29Q90IP User Manual

- 20 -
Check if heater element is lighting.
Check the heater voltage.
Increase the screen
Check/Replace



F442,R910.
Check/Replace

CPT.
Check/Replace

IC501,IC701,IC702.
Check/Replace

CPT PCB ASSY.
Check/Replace

Q210,Q204,IC201.
Check/Replace
TU101.
Retrace line is
Screen is black.

visible.
Check the waveform

at pin 12 of P501A.
Check the waveform

at pin 26,28,30 of IC702.
Check the waveform

at pin 24 of TU101.
Check FBT & CPT socket

& CPT.

voltage of FBT.
'
Q2902,Q2907,Q2908,Q2909
Check / Replace
IC702.
Check / Replace
at pin 45 of IC702.
Check the waveform

Q2910,FR2948,VM coil.

LG CT-29Q90IP Specifications

General

Brand	LG
Model	CT-29Q90IP
Category	TV
Language	English