Canon REALiS 4K501ST Pro AV 매뉴얼

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This resets the counter which reminds you of the time for cleaning and replacing the air filter.

Indicates the total time that the projector has been connected to a power supply.

Update the projector firmware.
Check the version indicated before updating the firmware.

Update the projector firmware as follows.
1. Download updated firmware from the Canon website and store it at the root directory on a 

USB flash drive.

2. Insert the USB flash drive in the USB port.
3. Follow the instructions shown to complete the update process.

You can reset the menu item settings and restore the system settings to the factory defaults.

OK

Settings are reset to default.

Cancel

Settings are not reset to default.

For details on replacing or cleaning the filter, see 

This value is not reset even if [Factory defaults] is executed.

• Firmware versions shown here are for illustration only and differ from actual 

versions.

• In some cases, it may not be possible to download updates. For details, contact the 

Canon Customer Support Center.

• Firmware updating takes a few minutes. During the update, the LED indicator will 

flash in red. Do not turn off the projector while the LED is flashing. After the update, 
the projector will automatically turn itself off and enter standby mode.