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SGH-D800 Flow Chart of Troubleshooting
2-
17
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2-1-7. Charging Part
Abnormal charging part
What is the type
of Charging
TA Charging
USB Charging
The pin #2 of
U102 is
USB_5V
뵃
5V?
The pin #1 of
U102 is
VEXT
뵃
5V?
Yes
Yes
No
Check
CN501
No
Check
CN501
The pin #5 of
U102 is
"LOW"?
Yes
The pin #7 of
U102 is
"HIGH"?
Yes
No
No
Check
U201
Check
U201
No
Check
U102
Charging Current
is 350mA~650mA?
Yes
Charging Current
is
뵃
380mA?
Yes
Check
U102
No
END
Check The Battery
Summary of Contents for SGH-D800
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Page 49: ...SGH D800 Block Diagrams 6 2 ...