2NM/2NX/2NY/2NZ/2P0/2P6
1-4-53
5
ISU Check whether the lens cover is 
hanged off.
Re-mount the lens cover if it is hanged off.
6
Shading plate Check whether the shading plate 
is dirty.
If the shading plate is dirty, perform 
maintenance mode U063 to modify the 
shading position. If it does not cure, replace the 
contact glass assembly.
(see page 1-5-16)
7
CCD PWB The CCD PWB is defective. Replace the ISU and perform U411.
(see page 1-3-54)
8
Control PWB The control PWB is defective. Replace the control PWB.(see page 2-2-12)
Defective part Check description Corrective Action