SAMSUNG Proprietary-Contents may change without notice
9. Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-1
9-1. Power On
No
No
Not OK
Not OK
Not OK
Check the 'Vcc_SYN' of
U102 = 2.8V
Resolder PMIC or U102
END
OK
Check the pin 1, 3 of
OSC100 are clock signals.
Resolder OSC100
Yes
Check the pin 7 of
U102 is 13M pluse signal
Resolder OSC100, U102, C128
OK
Is Power On working?
OK
Repeat sequence
Yes
Change battery
Check battery voltage
is more than 3.3
Yes
Power on does not work
