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4. Trouble Shooting
4.13 Ear-Mic Jack Detection Trouble Shooting
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Re-solder Pin #8 of CN300
NO
YES
NO
Disassemble the rear case of
phone.
Connect the Ear-Mic Headset to
the Ear-Mic Socket of phone.
Check the Ear-Jack Detection.
Is the status of VA301 low?
Check the soldering status
Of CN300. Is it O.K?
The main_PCB has a
Problem,
Change the main_PCB.
START
YES
Re-solder
FB303, VA301
CN300
Содержание KM710
Страница 1: ...Date May 2008 Issue 1 0 Service Manual Model KM710c Service Manual KM710c Internal Use Only ...
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