Kyocera TASKalfa 7002i Service Manual page 897

(3-8) There is a regular difference between the image leading edges of the original
and copy
Step Check description
1 Checking the original
2 Executing U066
3 Executing U411
4 Checking the home posi-
tion sensor
5 Checking the scanner
drive belt
6 Checking the wire drums
7 Checking the scanner
drive gear
Assumed cause
The original is not properly
placed. (The original lead-
ing edge is not aligned to
the contact glass properly.)
The scanner leading edge
timing is incorrect
The scanner leading edge
timing is incorrect
The home position sensor
is not properly attached.
The scanner drive belt is
loose.
The attachment of the wire
drums is loose.
The attachment of the
scanner drive gear is
loose.
7-37
Measures
Reset the originals.
Adjust U066 [Front].
Execute U411 [Table(Chart
A)].
Reattach the home position
sensor.
Reattach the scanner drive
belt.
Re-tighten the screws for the
wire drums.
Retighten the screw of the
scanner drive gear.
2WA/2NJ/2RK
Reference
Executing
U066
Executing
U411
Detaching
and Reat-
taching the
scanner
wires