## Safety information

These warnings and precautions are included to prevent injury to you and others, and to prevent any potential damage to your machine. Be sure to read and understand all of these instructions before using the machine.

Use common sense for operating any electrical appliance and whenever using your machine. Also, follow all warnings and instructions marked on the machine and in the accompanying literature. After reading this section, keep it in a safe place for future reference.

## Important safety symbols

This section explains the meanings of all icons and signs in the user's guide. These safety symbols are in order, according to the degree of danger.

### Explanation of all icons and signs used in the user’s guide:

| Warning | Hazards or unsafe practices that may result in severe personal injury or death.
| Caution | Hazards or unsafe practices that may result in minor personal injury or property damage.
| Do not attempt.
| Do not disassemble.
| Do not touch.
| Unplug the power cord from the wall socket.
| Make sure the machine is grounded to prevent electric shock.
| Call the service center for help.
| Follow directions explicitly.

## Operating environment

### Warning

Do not use if the power cord is damaged or if the electrical outlet is not grounded. This could result in electric shock or fire. | Do not bend, or place heavy objects on the power cord. Stepping on or allowing the power cord to be crushed by a heavy object could result in electric shock or fire.
Do not place anything on top of the machine (water, small metal or heavy objects, candles, lit cigarettes, etc.). This could result in electric shock or fire. | Do not remove the plug by pulling on the cord; do not handle the plug with wet hands. This could result in electric shock or fire.
If the machine gets overheated, it releases smoke, makes strange noises, or generates an odd odor, immediately turn off the power switch and unplug the machine. This could result in electric shock or fire. |

### Caution

During an electrical storm or for a period of non-operation, remove the power plug from the electrical outlet. This could result in electric shock or fire. | If the plug does not easily enter the electrical outlet, do not attempt to force it in. Call an electrician to change the electrical outlet, or this could result in electric shock.
Be careful, the paper output area is hot. Burns could occur. | Do not allow pets to chew on the AC power, telephone or PC interface cords. This could result in electric shock or fire and/or injury to your pet.
If the machine has been dropped, or if the cabinet appears damaged, unplug the machine from all interface connections and request assistance from qualified service personnel. Otherwise, this could result in electric shock or fire. | If the machine does not operate properly after these instructions have been followed, unplug the machine from all interface connections and request assistance from qualified service personnel. Otherwise, this could result in electric shock or fire.
If the machine exhibits a sudden and distinct change in performance, unplug the machine from all interface connections and request assistance from qualified service personnel. Otherwise, this could result in electric shock or fire. |

## Operating method

### Caution

Do not forcefully pull the paper out during printing. It can cause damage to the machine. | When printing large quantities, the bottom part of the paper output area may get hot. Do not allow children to touch. Burns can occur.
Be careful not to put your hand between the machine and paper tray. You may get injured. | When removing jammed paper, do not use tweezers or sharp metal objects. It can damage the machine.
Do not block or push objects into the ventilation opening. This could result in elevated component temperatures which can cause damage or fire. | Do not allow too many papers to stack up in the paper output tray. It can damage the machine.
Be care when replacing paper or removing jammed paper. New paper has sharp edges and can cause painful cuts. | This machine's power interception device is the power cord. To switch off the power supply, remove the power cord from the electrical outlet.

## Installation / Moving

### Warning

Do not place the machine in an area with dust, humidity or water leaks. This could result in electric shock or fire. |

### Caution

Before moving the machine, turn the power off and disconnect all cords. Then lift the machine: If the machine weighs under 20 kg (44.09lb), lift with 1 person. If the machine weighs 20 kg (44.09lb) - 40kg (88.18lb), lift with 2 people. If the machine weighs more than 40 kg (88.18lb), lift with 4 or more people. The machine could fall, causing injury or machine damage. | Do not put a cover over the machine or place it in an airtight location, such as a closet. If the machine is not well-ventilated, this could result in fire.
Do not place the machine on an unstable surface. The machine could fall, causing injury or machine damage. | Make sure you plug the power cord into a grounded electrical outlet. Otherwise, this could result in electric shock or fire.
The machine should be connected to the power level which is specified on the label. If you are unsure and want to check the power level you are using, contact the electrical utility company. | Do not overload wall outlets and extension cords. This can diminish performance, and could result in electric shock or fire.
Use the power cord supplied with your machine for safe operation. |

## Maintenance / Checking

### Caution

Unplug this product from the wall outlet before cleaning the inside of the machine. Do not clean the machine with benzene, paint thinner or alcohol; do not spray water directly into the machine. This could result in electric shock or fire. | Keep cleaning supplies away from children. Children could get hurt.
When you are working inside the machine replacing supplies or cleaning the inside, do not operate the machine. You could get injured. | Do not disassemble, repair or rebuild the machine by yourself. It can damage the machine. Call a certified technician when the machine needs repair.
Keep the power cable and the contact surface of the plug clean from dust or water. Otherwise, this could result in electric shock or fire. | To clean and operate the machine, strictly follow the user's guide provided with the machine. Otherwise, you could damage the machine.
Do not remove any covers or guards that are fastened with screws. The machine should only be repaired by a Lenovo service technician. | Fuser units should only be repaired by a certified service technician. Repair by non-certified technicians could result in fire or electric shock.

## Supply usage

### Caution

Do not disassemble the toner cartridge. Toner dust can be dangerous if inhaled or ingested. | When storing supplies such as toner cartridges, keep them away from children. Toner dust can be dangerous if inhaled or ingested.
Do not burn any of the supplies such as toner cartridge or fuser unit. This could cause an explosion or uncontrollable fire. | Using recycled supplies, such as toner, can cause damage to the machine. In case of damage due to the use of recycled supplies, a service fee will be charged.
When changing the toner cartridge or removing jammed paper, be careful not to let toner dust touch your body or clothes. Toner dust can be dangerous if inhaled or ingested. | When toner gets on your clothing, do not use hot water to wash it. Hot water sets toner into fabric. Use cold water.