SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-3
This Document can not be used without Samsung's authorization
9-2. Initial
UCP501 pin F13 (RSTON) ="H"?
Initial Failure
Check the circuit related to reset
END
No
Yes
UCP501 pin T9
(RSTEXT) ="H"?
OK?
Yes
Yes
No
change UCP501
Check the 16bit data signal
& memory CE
Yes