Table of Contents
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CHECKING FLOW (Speaker)
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Only for training and service purposes
Start
Check the voltage level
of U101 = Vbat?
Yes
Check the Signal,
R202,R208
Yes
Check the Level of
R210 = HIGH?
Yes
Check the Solder
Of Speaker
Yes
Try again
or Change the Board
No
Check
The battery
No
Check
U101
No
Check
SPK_EN signal
& R210
Re-Assemble
No
or Re-place
Speaker
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4. TROUBLE SHOOTING
LGE Internal Use Only
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Table of Contents
Troubleshooting
