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Flow Chart of Troubleshooting
9-27
9-11. Trans Flash Card part
T-Flash card does not work
Yes
No
Change the PBA
Check the 21 pin of U400
(2.8V)
Yes
Check the clock at 4 pin
of U603
No
Check the related circuit
Yes
Check the 10 pin of
T/SIM600 is high
No
Check the related circuit
Yes
Is it working?
No
Change T-Flash Card
END
Yes