Canon imageRUNNER 2535, Руководство по обслуживанию, Страница: 140 / 362

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Parts Replacement and Cleaning > Main Units/Parts > Removing the CCD Unit > Action to Take after Replacing the CCD Unit
Parts Replacement and Cleaning > Main Units/Parts > Removing the CCD Unit > Action to Take after Replacing the CCD Unit
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Action to Take after Replacing the CCD Unit
Perform the following procedure after replacing the CCD unit:
1) Install the new CCD unit.
2) Turn on the power to cause the error “E248”.
3) Enter the service mode and perform the following:
SCAN > READER > FUNCTION > CLEAR > R-CON (RCON RAM clearing)
4) Turn OFF and then ON the main power switch.
5) Enter the following items according to the service data list output in advance.
SCAN> READER> ADJUST> ADJ-XY> ADJ-X
ADJ-Y
ADJ-S
ADJ-Y-DF
ADJ-X-MG
SCAN> READER> ADJUST> PASCAL> OFST-P-K
SCAN> READER> ADJUST> CCD> 50_RG
50_GB
100_RG
100_GB
50DF_RG
50DF_GB
100DF_RG
100DF_GB
W-PLT-X
W-PLT-Y
W-PLT-Z
SCAN> FEEDER> ADJUST> DOCST
LA-SPEED
SCAN> READER> OPTION> BODY> SENS-CNF
MODELSZ2
KSIZE-SW
6) Perform the following in the service mode:
SCAN > READER > FUNCTION > CCD > DF-WLVL1/2/3/4 (DF white level adjustment)
6-1) 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.)
6-2) 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.)
6-3) 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 > DFWLVL3.
Read the white level in the BOOK mode. (Check the transparency of the glass for
BOOK mode.)
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6-4) 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-WLVL4.
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.)
7) Enter the service mode, and then select the following:
SCAN > READER > FUNCTION > INSTALL > STRD-POS CCD (stream reading position
adjustment).
8) Enter the values recorded on the label affixed to the CCD unit in the following service
mode. (Two items below)
SCAN > READER > ADJUST > CCD > MTF3-M1/M2/M3/M4/M5/M6/M7/M8/M9
Next, finalize the setting in the following mode:
SCAN > READER > ADJUST > CCD > CCD-CHNG
SCAN> READER> ADJUST> CCD>
9) Transcribe the above correction values on the service label at the inside of the rear cover
(right).
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