2KR/2KS
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.1-3-26
2
Adjusting the magnification in the
auxiliary scanning direction (print-
ing adjustment)
Drive motor speed adjustment U053 TMAIN MOTOR U053 test pattern P.1-3-26
3
Adjusting the center line of the MP
tray (printing adjustment)
Adjusting the LSU print start timing U034 LSUOUT LEFT (MPT) U034 test pattern P.1-3-23 To make an adjustment for duplex copying, select
LSUOUT LEFT (DUP).
4
Adjusting the center line of the cas-
settes (printing adjustment)
Adjusting the LSU print start timing U034 LSUOUT LEFT (CAS 1)
LSUOUT LEFT (CAS 2)
LSUOUT LEFT (CAS 3)
LSUOUT LEFT (CAS 4)
U034 test pattern P.1-3-23 Cassette 1: select Center (Feed 1)
Cassette 2: select Center (Feed 2)
Cassette 3: select Center (Feed 3)
Cassette 4: select Center (Feed 4)
5
Adjusting the leading edge registra-
tion of the MP tray (printing adjust-
ment)
Registration motor turning on timing (sec-
ondary paper feed start timing)
U034 LSUOUT TOP MPT U034 test pattern P.1-3-22 To make an adjustment for duplex copying, select
LSUOUT TOP DUP.
6
Adjusting the leading edge registra-
tion of the cassette (printing adjust-
ment)
Registration motor turning on timing (sec-
ondary paper feed start timing)
U034 LSUOUT TOP CAS U034 test pattern P.1-3-22
7
Adjusting the leading edge margin
(printing adjustment)
LSU illumination start timing U402 LESD U402 test pattern P.1-3-81
8
Adjusting the trailing edge margin
(printing adjustment)
LSU illumination end timing U402 TRAIL U402 test pattern P.1-3-81
9
Adjusting the left and right margins
(printing adjustment)
LSU illumination start/end timing U402 A/C U402 test pattern P.1-3-81
10
Adjusting magnification of the
scanner in the main scanning direc-
tion (scanning adjustment)
Data processing U065 Y SCAN ZOOM Test chart P.1-3-28 No adjustment for copying using the DP.
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