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Code
C1440
Check that the Original Glass is properly installed and then reset the malfunction
and turn OFF and ON the Power Switch.
If C1469 is shown, check the harness between IA and IB and the IA power supply. If
they are okay, change PWB-IA or PWB-IB.
If C1440 or C1441 is shown, check the optical system and, if it is okay, change
PWB-IA.
If the malfunction is again detected, change PWB-IB.
C1441
Check the Original Glass for correct mounting, for possible extraneous light, and the
position of the CCD Unit and mirrors and, if they are okay, change PWB-IA.
If the same malfunction is still detected, change PWB-IB.
C1450
Reset the malfunction.
If the same malfunction is still detected, check the cables, timing belt, and other drive
transmission mechanism from Scanner Motor M31 to the Scanner and, if they are
okay, change PWB-IB.
C1461
Reset the malfunction (i.e., turn OFF and ON the Power Switch).
If the same malfunction is still detected, change PWB-IB.
C1462
Reset the malfunction (i.e., turn OFF and ON the Power Switch).
If the same malfunction is still detected, check the EDH harness and, if it is okay,
change PWB-IB.
C1468
Reset the malfunction (i.e., turn OFF and ON the Power Switch).
If the same malfunction is still detected, change PWB-IB EEPROM or PWB-IB.
C1469
Reset the malfunction (i.e., turn OFF and ON the Power Switch).
If the same malfunction is still detected, check the harness between PWB-IA and
PWB-IB and, if it is okay, change PWB-IA.
C1470
Reset the malfunction.
If the same malfunction is still detected, change PWB-IB.
C1471
Reset the malfunction.
If the same malfunction is still detected, change PWB-IB.
C1472
Reset the malfunction.
If the same malfunction is still detected, change PWB-IB.
C1499
Check the harness and change either PWB-IB, PWB-IC, or IR Cooling Fan Motor.
C14F2
Check the filter operation and harness and, if they are okay, change PWB-IB or PWB-
IC.
Action
T-76
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