Scan; Setting Of Scanner Functions (Scanner) - Canon imageRUNNER 2520 Series Service Manual

#SCAN

Setting of Scanner Functions (SCANNER)

■
Item1 No. Initial
setting
#SCAN SW
#SCAN 001: - 032:
033: 50
NUMERIC
034: 50
035: - 046:
047: 50
048: 50
049: - 192:
193: 0
4
194: 0
195: 0
196: - 290:
4-18
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Appropriate Description
guideline
Not used
Vertical scan magnification
correction (scanning on BOOK)
Horizontal scan magnification
correction (scanning on BOOK)
Not used
Vertical scan magnification
correction (scanning on ADF)
Horizontal scan magnification
correction (scanning on ADF)
Not used
0: LEGAL ADF special paper, standardized
1: FOOLSCAP size: LGL
2: M_OFICIO misidentification-ready
3: A_FOOLSCAP
4: FOLIO
5: G_LEGAL
6: A_OFICIO
7: B_OFICIO
8: OFICIO
9: E_OFICIO
0: LTR ADF special paper, standardized
1: G_LTR size: LTR
2: A_LTR misidentification-ready
0: LTR_R ADF special paper, standardized
1: FOOLSCAP size: LTR_R
2: OFFICIO misidentification-ready
3: E_OFFICIO
4: G_LTR_R
5: A_LTR_R
Not used
Item1 Item2 Item3
READER DISPLAY CCD
IO
ADJUST ADJ-XY ADJ-X
T-4-31 T-4-31
Item4 Initial Appropriate Description
setting guideline
TARGET-B Target value of shading for blue
TARGET-G Target value of shading for
green
TARGET-R Target value of shading for red
OFST Adjustment value of offset level
on CIS
OFST-B not used
OFST-G not used
OFST-R not used
OFST-O not used
OFST-E not used
GAIN Adjustment value of gain level
on CIS
GAIN-B not used
GAIN-G not used
GAIN-R not used
GAIN-O not used
GAIN-E not used
R-CON Firmware version of reader
controller PCB
FEEDER ROM version of DADF controller
PCB
20 1 to 211, Adjustment of scanning system
1=0.1mm image lead edge position
(image's scan-start position in
vertical scanning direction)
ADJ-Y 0 -25 to +25, Adjustment value of image
1=0.1mm scan-start position <Y-direction>
ADJ-S 75 25 to 500, Adjustment of CCD/CIS scan-
1=0.1mm start cell position (image scan-
start position in horizontal
scanning direction)
ADJ-Y-DF 0 -25 to +25, Adjustment of horizontal
1=0.1mm scanning position at feeder
mode
STRD-POS 100 1 to 200 Adjustment of CCD/CIS scan
position at stream-reading mode
with DF
ADJ-X-MG 0 -10 to +10, Fine adjustment of magnification
1=0.1% ration in vertical scanning when
scanning with reader copyboard