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
8-4-24. MST
END
Check voltage at C8129
(*#0*# -> MST test -> turn on
continous)
Yes
No
MST is not working
Yes
No
No
Replace MST Antenna
Yes
No
Check the Antenna contact
ANT8002, ANT8004
No
Resolder or Replace ANT8002, ANT8004
Yes
No
Check the battery level
Battery >= 5%
No
Charging the Battery
Yes
No
No
Resolder or Replace U8025
Check MST FPCB Antenna