![background image](http://html.mh-extra.com/html/samsung/sm-a5070/sm-a5070_service-manual_1191552086.webp)
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
8-4-10. Speaker Part
Check speaker function.
Play MP3 with maximum volume level.
Yes
No
Check C-clips of Sub PBA
ANT9003, ANT9005
No
Replace C-Clip
Yes
No
Yes
No
END
Replace speaker module
No
Replace MAIN FPCB
Check the PWM output at
ANT9003,ANT9005
Check the PWM output at
ANT9003,ANT9005
Replace SUB PBA
Check the PWM output at
ANT9003,ANT9005
Replace U6001 on MAIN PCB
Yes
No
Yes
No
Yes
No
No
No