Samsung SGH-X105 Service Manual page 20

SG H- X105 F low Chart of Troubleshooting
7. Speaker Part
Loud speaker
No M elody from Loud Speaker
No
C heck signals of C N205
R eplace Speaker
O .K
Y ES
No
C heck Power of U201
PIN #15,32,6,7
C heck U100
O .K ?
Y es
No
C heck data lines
of U200 C heck LC D and M emory
O .K
END
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