LG M1994A-PTJ Service Manual page 20

Repeat [A,B] process.
Check the input/output
of R288
Check the input/output
of R319
Check the input/output
of IC301.
Check input source cable
and jack.
X300
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Only for training and service purposes
4. No Raster Component Signal
Pass
Pass
Pass
Pass
Fail
Check the JK105
Fail
Re-soldering or Change the
defect part.
Fail
Re-soldering or Change the
defect part, Check the X300
- 20 - LGE Internal Use Only