Samsung SGH E590 Service Manual - Page 40
Initial
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9-2. Initial Initial Failure Yes U200 pin C11 (RSTON) ="H"? Yes U200 pin F1(RSTEXTn) ="H"? OK? Yes Check the 16bit data signal & memory CE Yes END Flow Chart of Troubleshooting No Check the circuit related to reset No change U200 9-3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-3
9-2. Initial
U200 pin C11 (RSTON) ="H"?
Initial Failure
Check the circuit related to reset
END
No
Yes
U200 pin F1(RSTEXTn)
="H"?
OK?
Yes
Yes
No
change U200
Check the 16bit data signal
& memory CE
Yes