LG RE-32FZ10X Service Manual page 21

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Check if heater element is lighting.
Check the heater voltage.
Increase the screen
Check/Replace
voltage of FBT.
FR442,R910.
Check/Replace
Screen is black.
Retrace line is
CPT.
visible.
Check the waveform
Check FBT & CPT socket
at pin 73 of IC1111.
& CPT.
Check the waveform
Check the waveform
at pin 31~34,37~44,47~50
at pin 19 of TU101.
of IC1111.
Check the waveform
Check/Replace
Check/Replace Check/Replace
at pin 1~7,10~17,63~64
IC101.
IC1111. Q203,Q205,IC201.
of IC1112.
Check the waveform
Check/Replace
at pin 54~61 of IC1113.
IC1112.
Check/Replace
Check/Replace
IC1113,Q1107~1120.
IC1113
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