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SGH-D800 Flow Chart of Troubleshooting
2-
12
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2-1-5. Speaker Part_1(MP3, SPEAKER PHONE)
There is no sound from the Speaker
Is the terminal of Speaker
O.K ?
No
Replace the Speaker
Yes
Are there any signals at
the
L500, L501
No
Yes
Check
U500
What is the type of
sound from the
Speaker
Is there any signals
at the pin#19 and
pin#20 of U301 ?
Is there any signals
at C503, C505 ?
MP3
SPEAKER PHONE
The pin #2,
#10 of U501 is
"High"
The pin #2,
#10 of U501 is
"High"
Check
U301
Check
U101
Yes
Yes
No
No
Check
U201
Yes
Yes
No
No
END
Содержание SGH-D800
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