Canon imageRUNNER 2530 Service Manual page 208

Note:
Be sure to enter the value on service label when executing RAM clear of the reader
controller PCB/ replacing the reader controller PCB.
If changing the setting value of this item, be sure to Note the changed value on the
reader's service label.l.
(#SCAN> READER> ADJUST> CCD> W-PLT-X)
White label data entry with standard white plate.
(#SCAN> READER> ADJUST> CCD> W-PLT-Y)
White label data (Y) entry with standard white plate.
(#SCAN> READER> ADJUST> CCD> W-PLT-Z)
White label data (Z) entry with standard white plate.
Execute this mode only when necessary. Do not execute it when unnecessary.
Note:
Be sure to enter the value on service label when replacing the CCD unit.
Be sure to enter the numeric value on copyboard glass when replacing the copyboard
glass.
If changing the setting value of this item, be sure to Note the changed value on the
service label.
(#SCAN> READER> ADJUST> CCD> SH-TRGT)
Shading target value of the standard white plate (backup).
This item must not be normally used.
(#SCAN> READER> ADJUST> CCD> DFTAR-R)
Shading target value (RED) entry when using DF (normal document scanning position).
(#SCAN> READER> ADJUST> CCD> DFTAR-G)
Shading target value (GREEN) entry when using DF (normal document scanning position).
(#SCAN> READER> ADJUST> CCD> DFTAR-B)
Shading target value (BLUE) entry when using DF (normal document scanning position).
This item must not be normally used.
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Service Mode > Details of Service Mode > #SCAN > READER
8 Service Mode > Details of Service Mode > #SCAN > READER
(#SCAN> READER> ADJUST> CCD> DFTAR-K)
Black shading target value when using DF.
This item must not be normally used.
In case of image fault (due to chart soil, etc) after executing: SCAN > READER > FUNCTION
> CCD > DFWLVL1/ DF-WLVL2; enter the factory measurement value using this mode.
(#SCAN> READER> ADJUST> PASCAL> OFST-P-K)
Density adjustment at test print scanning.
Execute offset adjustment for test print scanning signal in PASCAL control at auto gradation
correction (full correction)
(#SCAN> READER> FUNCTION> INSTALL> STRD-POS)
Auto adjustment of CCD reading position in stream reading.
When installing the DF, or removing the ADF and reinstalling it.
(#SCAN> READER> FUNCTION> CCD> CCD-ADJ)
Gain adjustment of analog processor block (on CCD PCB).
When installing the DF, or removing the ADF and reinstalling it.
The gain of LED of CIS is corrected to set the CIS parameter automatically. (AGC adjustment)
Execute this after replacing the CIS unit.
(#SCAN> READER> FUNCTION> CCD> DF-WLVL1)
ADF white level adjustment (platen board cover scan/stream reading scan).
(#SCAN> READER> FUNCTION> CCD> DF-WLVL2)
ADF white level adjustment (platen board cover scan/stream reading scan).
1) Place a paper that users normally use on the copyboard glass and execute the following
item; SCAN > READER > FUNCTION > CCD > DFWLVL1/ DF-WLVL2
: Read the white level in BOOK mode. (Check the transparency of the glass for BOOK mode.)
2) Set a paper that users normally use and execute the following item;
SCAN > READER > FUNCTION > CCD > DFWLVL1/ DF-WLVL2
: Read the white level in DF mode (stream reading). (Check the transparency of the glass for
stream reading.) (Read the both sides of chart.) Reading the face: Calculate DFTAR-R
Note:
Be sure to execute these two items (DF-WLVL1/DF-WLVL2) simultaneously.
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