50 2 Basic Operation
Inside
1
2
3
4
5
6
7
No. Name Description
1 Drum cartridge release lever Unlocks this lever when replacing a drum cartridge.
2 Toner cartridges Contains Yellow (Y), Magenta (M), Cyan (C) and Black (K) toner.
3 Main power switch Switches the main power of the printer on/off. Always follow the instructions by
the system administrator.
Important
• Always switch the power off before switching the main power off.
Refer to
• “2.2 Switching On/Off the Power” (P. 57)
4 Waste toner bottle (R5) Contains a waste toner bottle to collect waste toner.
5 Drum cartridges
(R1, R2, R3, R4)
Contains photoconductors. Drum cartridge names from left to right when facing
the printer are R1, R2, R3, and R4.
6 Drum cartridge cover Open this cover when replacing a drum cartridge or cleaning the inside of the
printer.
7 Fusing unit Melts toner by heat and pressure to fuse it on paper.
Important
• Do not touch this unit as it is extremely hot.