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Symptom
Light image/ extremely narrow thin lines when copying/ printing.
[ Inspected by Canon Inc. ]
Symptom
Output images became lighter and thin lines became extremely narrower when copying/ printing. Below
shows the sample image with grid output by a customer, indicating the light image and extremely narrow thin
lines in the area in a red circle[a].
Cause
This machine precisely reproduces thin lines. However, light image/ extremely narrow thin lines may occur
when copying/ printing depending on operating environment or paper types.
Service work
Follow the steps below to perform the work.
1) To improve "Light image" or "Extremely narrow thin lines", check if Copy screen > Options > Density
(darker) is effective. If the method is not effective, go to Step 2) onwards.