Minolta Di450 Service Manual page 476

Code
C1401 1. Reset the malfunction.
C1402 2. If the same malfunction persists, change the Image Processing Board.
C1410
C1426
C1428
C1429
C142A
C1430
C143E See the option service manual.
C1440 1. Reset the malfunction.
2. Check that the Original Glass is properly installed.
3. Check the optical system.
4. If the optical system has been checked okay, change Memory Board.
C1441 1. Reset the malfunction.
2. Check that the Original Glass is properly installed.
3. Check for extraneous light and check to see if the CCD Assy and mirrors are
installed at the correct positions.
4. If the same malfunction is detected again, change Image Processing Board.
C1450 1. Reset the malfunction.
2. If the same malfunction persists, check the cables, timing belt, and other
drive transmission mechanism from the Scanner Motor to the Scanner.
3. If step 2 has been checked okay, change Image Processing Board.
C1461 1. Reset the malfunction.
C1470 2. If the same malfunction persists, change Image Processing Board.
C1471
C1472
C143E See the option service manual.
C1499 1. Reset the malfunction.
2. If the same malfunction persists, check CN152 of IR Cooling Fan Motor and
PJ4IC of SCP Board for proper connection.
3. If the connections are okay, change motor or SCP Board.
C18XX 1. Reset the malfunction.
2. If the same malfunction persists, change Image Processing Board.
Action
T-68