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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-17
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8-3-6. Speaker Part
Check the L407, L409
(Wiring the SPK N/P and
checking an waveform using
oscilloscope)
Speaker does not work
Does not work Voice call ?
Resolder UCP200
No
Yes
No
Resolder L407, L409, C401, C402,
ZD402, ZD403
Yes
Does not work Ringtone?
Resolder or Replace UCP200,
SPK400,SPK401
No
Yes
END
Yes
Is Speaker working?
(Listening through the
speaker)
Change Speaker
(be possible of SPK Problems
or not inserting it right.)
No
Yes