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 Battery Voltage
is more than 3.4V
' Power On ' does not work
Change the Battery
END
No
Yes
C326(VISA) = 2.7V?
Check the PMU related to VINT
No
Yes
Check the Clock at
OSC300=32KHZ
Resolder OSC300
No
Yes
C303(+VDD_IO_LOW) &
C308(+VDD_IO_HIGH) = "H"?
Check the related circuit
No
Yes
C338(VDD_GSM_CORE_1V2)
= 1.2V?
Check the +VDD_GSM_CORE circuit
No
Yes
Check for the clock at C130
= 26MHz
Check the clock generation circuit
(related to U100)
No
Yes
Check the initial operation
Yes
Yes
Summary of Contents for GT-S5200
Page 89: ...www s manuals com ...