LG -A258 Service Manual page 108
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Also See for LG-A258:
- Quick reference manual (118 pages) ,
- User manual (35 pages) ,
- User manual (2 pages)
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CHECKING FLOW
LGE Internal Use Only
START
Check of
Ear jack condition
Is the condition good?
YES
Check condition of
Filter Circuit
(L200, C253, C254)
Is the condition good?
YES
Check condition of
FM LNA(Q301)
Is the condition good?
YES
Check U101 Circuit
(VDD_FMR)
Check Trouble Shooting
NO
4.11 Ear mic
Give the additory
NO
solder in
L400, C414, C415
NO
Replace the FM LNA,
Q301
- 108 -
Copyright © 011 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
Only for training and service purposes
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