Read LG 22LF15R (CHASSIS:LP81K) Service Manual online
5. No Raster on AV(Scart in
Video, S-Video) Signal
6. No Raster on TV(RF) Signal
- 16 -
4. No Raster on HDMI Signal
Repeat [A, B]
process.
Pass
Check the input/
output of IC100.
Fail
Re-soldering or change the defect part.
Check the X100.
Check the X100.
Pass
Check input source cable and jack.
Check input source cable and jack.
Repeat [A, B]
process.
Fail
Check the output
of TU600.
Pass
Pass
Fail
Check 5V of TU600.
Re-Soldering or change
the defect part.
Re-Soldering or change
the defect part.
Check
the input/output
of R193, R114.
Fail
Change R193, R114.
Pass
Check input/output
of IC100.
Pass
Fail
Re-soldering of Change defect part.
Check the X100.
Check the X100.
Pass
Pass
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