Canon iR2020 Series Service Manual

Chapter 14
14-20
If any operation error occurs after changing the setting value, change the setting value to the original one.
14.6.3 <024:CIS scan position during ADF scanning>
0011-3598
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
This value is used when automatic scan position adjustment (TESTMODE>"2"SCAN TEST>"3"SHEET POS ADJ) fails.
14.6.4 <026:Distance from the standby position of CIS to the shading start point>
0011-2004
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
White shading can be adjusted finely.
Normally, do not change the setting value. If any operation error occurs after changing the setting value, change the setting value to the original one.
14.6.5 <031Vertical scan start position adjustment>
0011-2005
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
Adjust the position at which vertical scanning of a book starts. The larger the adjustment value, the narrower the left-side margin of the image becomes.
14.6.6 <032Horizontal scan start position adjustment>
0011-2007
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
Adjust the position at which horizontal scanning of a book starts. The larger the adjustment value, the narrower the top margin in the image becomes.
14.6.7 <033Vertical scan magnification correction>
0011-2008
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
Correct the magnification of vertical scanning of a book. The larger the adjustment value, the more the image stretches in the vertical scanning direction.
14.6.8 <035: - 036:Reader motor speed change>
0011-2010
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
Though no market adjustment work needs to be carried out, enter factory defaults at image processor PCB replacement.
14.6.9 <041: Vertical scan start position adjustment (when scanning on a document fed from ADF)>
0011-2011
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
Adjust the position at which vertical scanning of a document fed from the ADF starts. The larger the adjustment value, the narrower the left-side margin of the
image becomes.
047: Vertical scan magnification correction (scanning
on ADF)
16 0-32 one unit=0.1%
048: Horizontal scan magnification correction
(scanning on ADF)
16 0-32 one unit=0.1%
049: - 053: Not used
054: Pickup motor speed correction (when the ADF is
used)
16 0-32 one unit=0.1%
055: - 192: Not used
193: ADF special paper, standardized size: LGL
misidentification-ready
0 0 : LEGAL
1 : FOOLSCAP
2 : M_OFFICIO
3 : A_FOOLSCAP
4 : FOLIO
5 : G_LEGAL
6 : A_OFFICIO
7 : B_OFFICIO
194: ADF special paper, standardized size: LTR
misidentification-ready
0 0 : LTR
1 : G_LTR
2 : A_LTR
195: ADF special paper, standardized size: LTR_R
misidentification-ready
0 0 : LTR_R
1 : FOOLSCAP
2 : OFFICIO
3 : E_OFFICIO
4 : G_LTR_R
5 : A_LTR_R
196: shading target value (red) 272 0-511
197: shading target value (green) 272 0-511
198: shading target value (blue) 272 0-511
199: - 212: Not used
213: XYZ correction value (X) of standard white plate 8273 1-9999
214: XYZ correction value (Y) of standard white plate 8737 1-9999
215: XYZ correction value (Z) of standard white plate 9427 1-9999
216: - 350: Not used
No. Function Default Setting range Unit

Canon iR2020 Series Specifications

General

Print Technology	Laser
Copy Resolution	600 x 600 dpi
Scan Resolution	600 x 600 dpi
Network Ready	Optional
Print Speed	20 ppm
Resolution	600 x 600 dpi
Duplex Printing	Optional
Connectivity	USB 2.0
Type	Monochrome
Paper Size	A4, A5, B5
Copy Speed	20 cpm
Multiple Copy	Up to 99 copies
Scan Speed	20 ipm
Warm-up Time	Less than 15 seconds
First Print Time	Less than 10 seconds
Paper Input	250 sheets
First Copy Time	Less than 10 seconds