![background image](http://html.mh-extra.com/html/samsung/sgh-f490/sgh-f490_service-manual_1190713066.webp)
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-50
9-20. Bluetooth Part
BT Connection disable
No
Enable BT function
Check BT function
ON
Yes
C215 > 2.5V ?
Check the circuit connected to
U401 and Check the U401
No
Yes
No
Check the circuit connected to
U401 and Check the U401
R203 = 32.768KHz ?
Yes
No
Check the
assembled staus of
ANT 200
Resolder or change ANT200
Yes
Exchange U200
END
Summary of Contents for SGH-F490
Page 79: ...8 PCB Diagrams 8 1 1 Main top ...
Page 80: ...PCB Diagrams 8 2 2 Main bottom ...
Page 103: ...www s manuals com ...