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Canon imageRUNNER ADVANCE C2020i Service Information page 11

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F2-T01-N13-10125-01
[Reference] When outputting the test print of PG-TYPE: 16, the density is fixed to "160" regardless of the set values
in DENS-Y/M/C/K.
16) Go to Service Mode > Mode List > COPIER > Function > MISC-P > SHT-OPEN and press "OK" to open the
laser shutter.
17) Open the front door and clean the dustproof glass with the dustproof glass cleaning tool.
18) Close the front door and perform the work of the step 15) again. If the symptom does not improve, detach the
laser scanner unit again, clean inside the laser scanner unit with a blow brush, revert back the laser scanner unit and
repeat the same works from the step 14).
19) Revert the drum to the new one at the time of E020-1x60 occurrence and execute the full adjust of the auto
gradation correction.
(11/11)

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