LG KT520 Service Manual page 130
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Also See for KT520:
- User manual (74 pages) ,
- User manual (202 pages) ,
- Quick reference manual (146 pages)
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Check C139
Refer to Figure 4-15
Check C230
Refer to Figure 4-17
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Checking 1, 3
26MHz at VCXO
Yes
Checking 2
26MHz at TX part
Yes
VCXO part is O.K.
Check next stage
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4. TROUBLE SHOOTING
No
VCXO part has a problem.
Changing XTAL or U103
No
VCXO part has a problem.
Changing XTAL or U103
LGE Internal Use Only
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Troubleshooting
