Dell 1135n Multifunction Mono Laser Printer - Manual (Page 5)

Otherwise, it can cause damage to the machine.
16 AWG or larger.
Otherwise, it can cause damage to the machine, and could
result in electric shock or fire.
[ a ]
AWG: American Wire Gauge
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 may get hurt.
When you are working inside the machine replacing supplies or
cleaning the inside, do not operate the machine.
You may get injured. Do not disassemble,
repair or rebuild the
machine by yourself.
It can cause damage
to 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.
This could result in electric shock or fire.
To clean and operate the
machine, follow the user's guide
provided with the machine.
Otherwise, it can cause damage to
the machine.
Do not remove any covers or guards that are fastened with screws.
The machine should only be repaired by Dell service technician.
Supply usage
Caution
Do not disassemble the toner cartridge.
Toner dust can hazardous. When storing supplies such as
toner cartridges, keep them away
from children.
Toner dust can be hazardous.
Do not burn any of the supplies such as toner
cartridge or fuser unit.
It can cause an explosion or 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 to humans.