Canon H1 Service Manual page 51

4
Parts Replacement and Cleaning Procedure > Original Exposure System (Reader) > Removing the CCD Unit
2.If uploading of backup data fails before replacement
1) Enter the value indicated on the platen glass in the following service mode:
(Lv.1) COPIER> ADJUST> CCD> W-PLT-X/Y/Z (Input of standard white plate data)
CAUTION:
Be sure to make the white plate data adjustment before ADF white
level adjustment.
W-PLT-X
W-PLT-Y
2) Perform the following in the service mode:
(Lv.1) COPIER> FUNCTION> CCD> DF-WLVL1/2/3/4 (DF white level adjustment)
2-1) Place a sheet of paper that the user usually uses on the platen glass, enter the
following servicemode.
(Lv.1) COPIER> FUNCTION> CCD> DF-WLVL1
Read the white level in the BOOK mode. (Check the transparency of the glass for
BOOK
mode.)
2-2) Place a sheet of paper that the user usually uses on the DF, enter the following
servicemode.
(Lv.1) COPIER> 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.)
2-3) Place a sheet of paper that the user usually uses on the platen glass, enter the
following servicemode.
(Lv.1) COPIER> FUNCTION> CCD> DF-WLVL3
Read the white level in the BOOK mode. (Check the transparency of the glass for
BOOK
mode.)
2-4) Place a sheet of paper that the user usually uses on the DF, enter the following
servicemode.
(Lv.1) COPIER> 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.)
4 Parts Replacement and Cleaning Procedure > Original Exposure System (Reader) > Removing the CCD Unit
W-PLT-Z
F-4-17
3) Enter the service mode, and then select the following:
(Lv.1) COPIER> FUNCTION> INSTALL> STRD-POS CCD (stream reading position
adjustment)
4) Adjust tray width. Perform either AB system or Inch system.
a. AB system adjustment
1) Adjust the slide guide to the index "A4/A3".
2) Select the item in the service mode.
(Lv.1) FEEDER > FUNCTION > TRY-A4
3) Press OK, and register the A4 width.
4) Adjust the slide guide to the index "A5R".
5) Select the item in the service mode.
(Lv.1) FEEDER > FUNCTION > TRY- A5R
6) Press OK, and register the A5R width.
b. Inch system adjustment
1) Adjust the slide guide to the index "LTR/11x17".
2) Select the item in the service mode.
(Lv.1) FEEDER > FUNCTION > TRY-LTR
3) Press OK, and register the LTR width.
4) Adjust the slide guide to the index "STMT/LTRR/LGL".
5) Select the item in the service mode.
(Lv.1) FEEDER > FUNCTION > TRY- LTRR
6) Press OK, and register the LTRR width.
5) Finalize the setting in the following service mode.
(Lv.1) COPIER> ADJUST> CCD> CCD-CHNG> 1 (Data at factory shipment is not used)
6) Make an output of P-PRINT.
(Lv.1) COPIER > FUNCTION > MISC-P > P-PRINT
7) Store the outputted P-PRINT into the service book.
8) After turning OFF/ON the power, make a copy and check the copied image.
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