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
2
Adjusting the magnification in the
auxiliary scanning direction (print-
ing adjustment)
Drive motor speed adjustment
U053
MAIN MOTOR
U053 test pattern
3
Adjusting the center line (printing
adjustment)
Adjusting the LSU print start timing
U034
LSU OUT LEFT
U034 test pattern
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
6
Adjusting the leading edge margin
(printing adjustment)
LSU illumination start timing
U402
LESD
U402 test pattern
7
Adjusting the trailing edge margin
(printing adjustment)
LSU illumination end timing
U402
TRAIL
TRAIL(DUP)
TRAIL(MP)
U402 test pattern
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
9
Adjusting magnification of the
scanner in the main scanning direc-
tion (scanning adjustment)
Data processing
U065
MAIN SCAN ADJ
Test chart
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
U065: For copying an original placed on
the platen.
U070: For copying originals from the DP.
Содержание d-Copia 2500MF
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