Flow Chart Of Troubleshooting - Samsung GT-C3510T Service Manual

9. Flow Chart of Troubleshooting

9-1. Power On
' Power On ' does not work
Check the current consumption
more than 100mA
Check the VBAT
more than 3.3V
C304(VBAT) = 3.0V?
Check the VDD_MEM_1.8V of
PM300 is more than 1.8V
Check PM300
VDD_DIG_3.0V = 3.0V
VDD_ANLG_3.0V = 3.0V
VDD_ANLG_1.2V = 1.2V
Check CLK32K
Freq = 32KHz
Check the initial operation
END
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
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No
Download again
No
Check the Battery
No
Check the related circuit
①
No
Check the PM300
②
No
Check the PM300
C342
③
No
Check the clock
9-1
and L301
and C333, C334,
32KHz_DIGIT