![background image](http://html.mh-extra.com/html/samsung/sgh-d500/sgh-d500_service-manual_1190461037.webp)
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
7-15
8. Receiver Part
U662 pin 2,10 = 1.5V?
Resolder U200 or change PBA
END
No
Yes
Yes
Receiver does not work
SPK +,- PAD = 1.5V?
Change the Slide board
No
Yes
Is Receiver working?
Replace the Speaker
No
Yes
No
Resolder or replace U662
Yes
No
change U200
CN701 pin 51, 53= 1.5V?
Yes
HDC200 pin 3, 5 = 1.5V?
No
Change the board to board
FPCB
Yes
Check the soldering of the
spaeaker wire
No
Modify the speaker wire soldering
Yes
U662 pin 4,16 = 1.5V?