Immediately unplug the power plug from the AC power outlet and contact an authorized Canon dealer if the machine makes an unusual noise, emits an unusual smell, or emits smoke or excessive heat. Continued use may result in a fire or electrical shock.
Do not disassemble or modify this machine. There are high-voltage and high-temperature components inside the machine which may result in a fire or electrical shock.
Place the machine where children will not come in contact with the power cord and other cables or internal and electrical parts. Failure to do so may result in unexpected accidents.
Do not use flammable sprays near this machine. If flammable substances come into contact with electrical parts inside this machine, it may result in a fire or electrical shock.
When moving this machine, be sure to turn OFF the power of this machine and your computer, and then unplug the power plug and interface cables. Failure to do so may damage the power cord or interface cables, resulting in a fire or electrical shock.
When plugging or unplugging a USB cable when the power plug is plugged into an AC power outlet, do not touch the metal part of the connector, as this may result in an electrical shock.
If you are using a cardiac pacemaker
This machine generates a low level magnetic flux and ultrasonic waves. If you use a cardiac pacemaker and feel abnormalities, please move away from this machine and consult your physician immediately.
Do not place heavy objects on this machine as they may fall, resulting in injury.
For your safety, please unplug the power cord if the machine will not be used for a long period of time.
Use caution when opening and closing covers to avoid injury to your hands.
Keep hands and clothing away from the rollers in the output area. If the rollers catch your hands or clothing, this may result in personal injury.
The inside of the machine and the output slot are very hot during and immediately after use. Avoid contact with these areas to prevent burns. Also, printed paper may be hot immediately after being output, so use caution when handling it. Failure to do so may result in burns.
Do not carry the machine with any of the paper drawer or optional cassette feeding module installed. Otherwise, they may fall, resulting in injury.
Laser beam
If the laser beam should escape and enter your eyes, exposure may cause damage to your eyes.
When transporting the machine
To prevent damage to the machine during transport, perform the following.
Remove the toner cartridge.
Securely pack the machine in the original box with packing materials.
If the operating noise concerns you
Depending on the use environment and operating mode, if the operating noise is of concern, it is recommended that the machine be installed in a place other than the office.
Other precautions
Follow the caution instructions on labels and the like found on this machine.
Avoid shaking or applying shock to this machine.
Do not forcibly open and close doors, covers, and other parts. Doing so may result in damage to the machine.
Do not touch the contacts () inside the machine. Doing so may result in damage to the machine.

To prevent a paper jam, do not turn OFF the power, open/close the covers, and load/unload the paper when printing.