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2. SGH-E620
Flow Chart of Troubleshooting
2-
1
2-1. Power On
check the current
consumption more
than 100mA
Download again
'Power ON' does not work
No
Yes
Yes
END
Yes
Check the Initial Operation
Check
U100
Yes
Yes
Check U100
pin A13 =
2.8V
No
U100 pin
C12 = 1.8V
No
Yes
Charge the battery
No
Check the Voltage
of the Battery more
than 3.5V
check keypad
No
Check the pin J12
of U100 is more
than 2.8V
Check
"Power On"
key?
No
check
U100
and
C103
Yes
1
2
1
1
2
Summary of Contents for SGH-E620
Page 7: ...SGH E620 Flow Chart of Troubleshooting 2 4 1 2 2 2 3 4 4 5 ...
Page 16: ...SGH E620 Flow Chart of Troubleshooting 2 13 1 1 1 ...
Page 23: ...SGH E620 Flow Chart of Troubleshooting 2 20 1 2 3 4 5 ...
Page 25: ...SGH E620 Flow Chart of Troubleshooting 2 22 1 2 3 4 5 ...
Page 27: ...SGH E620 Flow Chart of Troubleshooting 2 24 1 2 3 4 5 ...