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SGH-T200 Flow Chart of Troubleshooting
5-
9
9. Folder
Check the
Battery
Voltage ≥ 3.3
Auto folder does not
work
Check the U504
pin 1
Charge the Battery
Check the U519
END
No
Yes
Yes
No
Check the CN504
pin 31 is
2.8V
Yes
Check the U302
Lcd module and
Main B'd
connection is O.K
Replace the Con to Con
Flexible pcb
Yes
No
No
Check the
U519 pin3
≒ 3.3
No
Yes
Change the U504
Moter (+,-)'s
Voltage gap of
Lcd module
Resolder Auto folder
Flexible pcb
No
Yes