Trans Flash Card Part - Samsung SGH-D600 Service Manual

Flow Chart of Troubleshooting

7-11. Trans Flash Card part

T-Flash card does not work
Check the 5 pin of U503
Check the clock at 4 pin
Y e s
(3.3V)
Y e s
of U504
Y e s
Check the 2 pin of
CN500 is high
Y e s
Is it working ?
Y e s
END
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No
Check 6 pin of U503, it should be
No
Check the related circuit
No
Check the related circuit
No
Change T-Flash Card
7- 20
high