LG KF750 Service Manual page 156
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Also See for KF750:
- User manual (266 pages) ,
- Quick reference manual (226 pages) ,
- Brochure & specs (12 pages)
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PIN14 (STROBE)
PIN12 (DATA)
PIN13 (CLK)
PIN14 (STROBE)
PIN12 (DATA)
PIN13 (CLK)
Check PIN12,PIN13, and
PIN14. Check shape
and pk-pk level
Refer to Figure 4-30
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Figure 4-30. Control Signal
Similar ?
Yes
Control Signal is O.K.
Check next stage
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4. TROUBLE SHOOTING
TP Command
MODE=4
WTXC=10700, 1,890,903,542,557
No
Download the SW
If signal is not OK even after
downloading, Change the U203
LGE Internal Use Only
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Troubleshooting
