Olivetti d-Copia 1801MF Plus, Service Manual, Page: 228 / 492

2NC/2NF/2NG/2NN/3P7/3P8/3P9
1-4-56
(11) The leading edge of the image is consistently misaligned with the original.
1. Table scanning
2. DP-scanning
Print example
Defective part Check description Corrective Action
1
Original document Check if the original document is
loaded correctly on the contact
glass. If the original document is not properly placed
on the contact glass, place it correctly.
2
Secures the lamp
unit Confirm the oriention of the
bracket that secures the wire
rope and the lamp unit. If the bracket that fixes the wire rope and the
lamp unit is misaligned, align the bracket
properly.
3
Adjustment of the
scanner Check the scanning adjustment
of the scanner. 1. Perform maintenance mode U066, Front.
(see page 1-3-33)
2. Perform maintenance mode U411,
table(Chart1)_Input. (see page 1-3-75)
4
Home position sen-
sor Check the location the home
position sensor is mounted. Re-mount the home position sensor if it is
hanged off.
5
Drive belt Check if the tension of the drive
belt is insufficient. If the tension of the drive belt is insufficient,
tense the belt.
6
Scanner drive pul-
ley Check if the scanner drive pulley
is loosely fixed. If the scanner drive pulley is loosely fixed,
secure the screws.
Defective part Check description Corrective Action
1
Adjustment of the
scanner Check the scanning adjustment
of DP scanning. 1. Perform maintenance mode U071, CIS
Head. (see page 1-3-37)
2. Perform maintenance mode U411,
FaceUp(Chart2)_Input. (see page 1-3-75)
2
Original conveying
roller Check if the conveyer roller is
contaminated or worn. If the conveying roller is dirty, clean the con-
veying roller and its axles.If the roller is worn
out, replace.
3
DP drive motor Check whether the DP drive
motor is fluctuated in rotation. If the DP motor is fluctuated in rotation, apply
grease with the drive gear. If no improvement
is observed, replace the motor.