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
Check the current consumption
more than 100mA
Check the VBAT
more than 3.3V
' Power On ' does not work
C323(VISA) = 2.6V?
Check PM300
VDD_IO_HIGH_2.9V = 2.9V
AVDD_2.6V = 2.6V
VDD_PLL_1.2V = 1.2V
Check CLK32K
Freq = 32KHz
Check the VDD_IO_LOW_1.8V
of PM300
≥
1.8V
Check the Clock at
OSC300 =32KHz
Download again
No
Yes
Check the Battery
No
Yes
Yes
Check the
PMU300
and
C302, C306,
C314
No
③
END
Check the initial operation
No
Check the clock
32KHz_DIGIT
Yes
Yes
④
Check the related circuit
No
Yes
Yes
Check the
PMU300
and
C300
No
Yes
②
Yes
Resolder
OSC300
or replace
No
①
Содержание GT-M2710L
Страница 53: ...efrcom ...