Canon 4204B019AA User Manual page 795

OFF/ON
Enabling this function reduces the noises generated in the following cases:
Copying
Printing from a PictBridge compliant device
Printing from a wireless communication device
Sending/receiving the fax
Printing a template form
Important
Operating speed may be reduced compared to when this setting is set to OFF.
This function may not be so effective depending on the machine's setting.
Furthermore, certain noise, such as when the machine is preparing for printing, is not reduced.
Note
The noises generated while scanning or printing from the computer can also be reduced. To
reduce these noises, you need to configure the settings on the computer.
For the noises while scanning, refer to
For the noises while printing from the computer, refer to
Key repeat
Enables/Disables continuous input by pressing and holding down the
number of copies, the zoom ratio, etc.
ON/OFF
Selecting ON is useful, since you do not have to press a button repeatedly.
Scanner Tab .
Reducing the Machine Noise
.
button when setting the
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