No ringtone
Start
Update new software or
Resetting factory
No
Check Speaker is ok or
not?
YES
OVER
YES
Change J0101
No
Check U1001 have
normal signal
YES
Change U1001
Replace Main PCBA
YES
Change speaker
No
Check speaker
soldering is ok or not
YES
Soldering repair
CheckU0601
YES
Change U0601
No
No
Check J0101
damaged
Содержание Studio XL2
Страница 1: ...No 20160406 Studio XL2 Service Manual ...
Страница 5: ...Chart 3 Explode view and Part list 3 1 Explode view ...
Страница 22: ...NO Operation name Picture Operation and note 25 Assemble completely Assemble completely ...
Страница 24: ...Chart 6 Soldering components for L2 repair Antenna Board Top Antenna Board Bottom 6 1 Component layout ...
Страница 32: ...Chart 8 Main boards layout TOP ...
Страница 33: ...Bottom ...
Страница 35: ...Chart 9 Mobile working principle and Fault analysis 9 1 Mobile work principle ...