Confidential and proprietary-the contents in this service guide subject to change without prior notice
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair
8-4-11 Speaker Part
Speaker does not work.
Yes
Check speaker function.
Play Multimedia
No
Yes
Yes
Yes
No
No
Replace the Speaker module
Replace the U300
Replace the U300
Check the fluctuation signal
level high and low at L404,
L405
Check the Clock TP408,
TP601
Check the signal level on
the SPI TP404, TP405,
TP406 TP407
END
Replace the CODEC U401