Speaker Part - Samsung SGH-V200 Service Manual

6. Speaker Part

There is no sound fromSpeaker
Y es
The pin#4 of
U 400 is
N o
C heck U 400
Is the term inal of Speaker
O .K .?
Y es
A re there any signals
at the C 221,C 228?
The type of sound
fromthe Speaker is
Y es
Is there any signals
at the pin#5 and
pin#7 of U 400?
Y es
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SG H- V200 Flow Chart of Troubleshooting
N o
N o
Y es
M elody
I s there any signals
at the pin#3 and pin#9
of U400?
N o
N o
C heck U 401
E ND
7- 7
R eplace the Speaker
C heck L C Dor R eplace C N 201
N o
Y es
Y es
The pin#4 of
U 400 is
N o
C heck U 700