2H0/2HZ
2-4-7
Chart of image adjustment procedures
Adjusting
order
Item Image Description
Maintenance mode
Original Page Remarks
Item No. Mode
1
Adjusting the magnification in the
main scanning direction (printing
adjustment)
Polygon motor speed adjustment U053 POLYGON MOTOR U053 test pattern P.1-3-24
2
Adjusting the magnification in the
auxiliary scanning direction (print-
ing adjustment)
Drive motor speed adjustment U053 MAIN MOTOR U053 test pattern P.1-3-24
3
Adjusting the center line (printing
adjustment)
Adjusting the LSU print start timing U034 LSU OUT LEFT U034 test pattern P.1-3-21
4
Adjusting the center line of the cas-
settes and paper feeder (printing
adjustment)
Adjusting the position of the rack adjuster U034 LSU OUT LEFT U034 test pattern - Adjusts the position of each paper source.
5
Adjusting the leading edge registra-
tion (printing adjustment)
Registration clutch turning on timing
(secondary paper feed start timing)
U034 LSU OUT TOP U034 test pattern P.1-3-20
6
Adjusting the leading edge margin
(printing adjustment)
LSU illumination start timing U402 LESD U402 test pattern P.1-3-64
7
Adjusting the trailing edge margin
(printing adjustment)
LSU illumination end timing U402 TRAIL
TRAIL(DUP)
TRAIL(MP)
U402 test pattern P.1-3-64 To make an adjustment for duplex copying, select
TRAIL(DUP).
To make an adjustment for MP tray, select
TRAIL(MP).
8
Adjusting the left and right margins
(printing adjustment)
LSU illumination start/end timing U402 A
C
U402 test pattern P.1-3-64
9
Adjusting magnification of the
scanner in the main scanning direc-
tion (scanning adjustment)
Data processing U065 MAIN SCAN ADJ Test chart P.1-3-27
10
Adjusting magnification of the
scanner in the auxiliary scanning
direction (scanning adjustment)
Original scanning speed U065
U070
SUB SCAN ADJ
MAIN ADJ/SUB ADJ
Test chart P.1-3-27
P.1-3-31
U065: For copying an original placed on
the platen.
U070: For copying originals from the DP.
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