![background image](http://html.mh-extra.com/html/samsung/gt-b7330/gt-b7330_service-manual_1192163048.webp)
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-9
This Document can not be used without Samsung's authorization
9-1-3. Audio Working
z
Speaker(Receiver) Working
Operate speaker
NG
Connect
Speaker Module
FPCB correctly?
Connect correctly
NO
YES
Speaker break
down?
YES
Change speaker
ASSY
NO
Signal on in
C501,C512
(SPK mode)/
C502,C513
(RCV mode)?
SPK ASSY
FPCB break
down?
YES
YES
Change
SPK ASSY
NO
NO
Check 1,3(SPK mode) /
7,9(RCV mode) pins in
HEA500
Signal on in
C506, C507
(SPK mode)?
YES
Replace U600
NO
Change main PBA