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Service Guide OF2200/2400/2600
Chapter 2 Failure Analysis
RAP01 No LCD Display
START
Is the LCD lit?
NO
Is the unit powered ON?
NO
Power ON the unit. Verify that the memory board is properly installed.
YES
Go to CHECK 1.
YES
Press SELECT FUNCTION. Does the appropriate message appear on the LCD?
Okifax 2200: POLLING RX
Okifax 2400/2600: SELECT FUNCTION (OT)
YES
End of procedure.
NO
Go to CHECK 1.
CHECK 1
Is +5 vdc present at pins 7, 8, 14, 15 of CN4 on the printer control board?
NO
Go to CHECK 2
YES
Is +5 vdc present at pin 2 of CN1 on the operator panel board?
YES
Replace the operation panel.
NO
Go to CHECK 2.
CHECK 2
Make sure the main control board and the operator panel board, and their connecting cables are
properly installed. Then, replace the power supply board.
Has the problem been resolved?
YES
End of procedure.
NO
Replace the main control board.
Has the problem been resolved?
Содержание OF2200
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