Table of Contents
Advertisement
5. Speaker Part
There is no sound from speaker
Is the terminal of speaker
Are there any signal
at the pin #1,3 of CN503?
YES
Are there any signal
at the pin #5,7 of U201?
YES
Pin #4 of U201
is Low?
Check U200
is O.K?
YES
YES
The type of sound from
the speaker is Melody?
NO
NO
YES
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E810 Flow Chart of Troubleshooting
NO
NO
Are there any signal
at the pin #3,9 of U201?
NO
Check
NO
U201,
Pin #4 of U201
U304
Check U300
END
2-5
Replace the speaker
Check the SPK module
& Replace CN503
NO
YES
is High?
YES
Advertisement
Table of Contents
