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19LG30, 19LG31 (CHASSIS:LA85C) - LG TV Service Manual (repair manual). Page 12

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- 12 -
2. No RASTER
Check LED status
On Display Unit.
Fail
Pass
Repeat No power (1) PROCESS.
Check
IC700, IC702,
IC703, IC704, IC705, IC706,
IC708, IC709, 
IC710.
Pass
Fail
Change IC700, IC702, IC703, IC704,
IC705, IC706, IC708, IC709, IC710.
Check input/output
of IC00.
Fail
Change IC100
Pass
Change LVDS cable or module.
Check the
inverter connector or
inverter.
Pass
Check LVDS cable
or module.
Pass
Check input source cable & jack.
Fail
Fail
Change inverter connector or inverter
Start check
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