LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
- 97 -
4.16 Headset path
MSM6260 HPH_R, HPH_L
→
C803/C804
→
R804/R825
→
CON801
Start
Sine wave appears
at C803/C804 ?
Re-solder R804/R825
YES
Connect the phone to network
equipment and setup call.
Setup 1KHz tone out
and insert headset.
NO
Can you hear the tone?
Change the Head_Set
YES
NO
END
Sine wave appears at
R804/R825?
Change the main board
YES
NO
Содержание CU575
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