2GN/2GP/2GR
2-4-7
Chart of image adjustment procedures
Adjusting
order
Item
Image
Description
Maintenance mode
Original
Page
Remarks
Item No.
Mode
���
Adjusting the lateral squareness
(printing adjustment)
Adjusting the skew of the laser scanner
unit (printing adjustment)
U993 (PG2)
Test chart
P.1-5-23
���
Adjusting the magnification in the
main scanning direction (printing
adjustment)
Polygon motor speed adjustment
U053
POLYGON MOTOR U053 test pattern
P.1-3-21
���
Adjusting the magnification in the
auxiliary scanning direction (print-
ing adjustment)
Drive motor speed adjustment
U053
MAIN MOTOR
U053 test pattern
P.1-3-21
���
Adjusting the center line (printing
adjustment)
Adjusting the LSU print start timing
U034
LSU OUT LEFT
U034 test pattern
P.1-3-19
���
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.
���
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.1-3-18
���
Adjusting the leading edge margin
(printing adjustment)
LSU illumination start timing
U402
LESD
U402 test pattern
P.1-3-64
���
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).
���
Adjusting the left and right margins
(printing adjustment)
LSU illumination start/end timing
U402
A
C
U402 test pattern
P.1-3-64
������
Adjusting magnification of the
scanner in the main scanning direc-
tion (scanning adjustment)
Data processing
U065
U070
MAIN SCAN ADJ
CIS MAIN ADJ
Test chart
P.1-3-23
P.1-3-26
Содержание CD 1230
Страница 1: ...Service Manual Copy CD 1230 CD 1240 CD 1250 Version 1 0 Date 04 07 2006 2GNSM060 ...
Страница 2: ...Service Manual Copy DC 2230 DC 2240 DC 2250 Version 1 0 Date 04 07 2006 2GNSM060 ...
Страница 4: ...Revision history Revision Date Replaced pages Remarks ...
Страница 5: ...This page is intentionally left blank ...
Страница 113: ...2GN 2GP 2GR 1 3 82 ...
Страница 231: ...2GN 2GP 2GR 2 2 6 ...
Страница 253: ...INSTALLATION GUIDE FOR THE DOCUMENT PROCESSOR ...
Страница 275: ...INSTALLATION GUIDE FOR BUILT IN FINISHER ...
Страница 288: ...INSTALLATION GUIDE FOR JOB SEPARATOR ...
Страница 297: ...INSTALLATION GUIDE FOR FAX System M ...
Страница 300: ...INSTALLATION GUIDE FOR Data Security Kit C ...