Canon IMAGERUNNER 2530, Service Manual

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Parts Replacement and Cleaning > Main Units/Parts > Removing the ADF Scan Glass > Action to Take after Replacing the ADF Scan Glass
Parts Replacement and Cleaning > Main Units/Parts > Removing the ADF Scan Glass > Action to Take after Replacing the ADF Scan Glass
Removing the ADF Scan Glass
1) Open the platen cover (platen board cover/ADF).
2) Remove the glass retainer.
2 screws
3) Remove the ADF scan glass.
x2
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F-4-67 F-4-67
CAUTION:
When removing the ADF scan glass, take care not to touch the glass surface with
your fingers.
Soils on the glass surface may cause white/black lines on images.
If the glass surface is soiled, clean them with a lint-free paper moistened with
alcohol.
Be sure to install the ADF scan glass with its seat facing front left.
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F-4-68 F-4-68
Action to Take after Replacing the ADF Scan Glass
1.Enter the service mode, and then select the following:
SCAN > READER > FUNCTION > CCD > DF-WLVL1/2/3/4 (DF white level adjustment)
1) Place a sheet of paper that the user usually uses on the platen glass, enter the service
mode, and then select SCAN > READER > FUNCTION > CCD > DFWLVL1.
Read the white level in the BOOK mode. (Check the transparency of the glass for BOOK
mode.)
2) Place a sheet of paper that the user usually uses on the DF, enter the service mode, and
then select SCAN > READER > FUNCTION > CCD > DF-WLVL2.
Read the white level in the DF mode (stream reading). (Check the transparency of the
glass for stream reading.)(Read both sides of the chart.)
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