Panasonic CM0310DY0-CD - Manual (Page 94)

5 Reinstall the drum and toner cartridge (G) by holding
the tabs.
G
R Make sure that the arrows (H) match, to install
the drum and toner cartridge correctly.
H
6 Close the top cover by holding the indentations on
both sides of the unit, until locked.
Caution:
R To prevent injuries, be careful not to put your
hands under the top cover.
7
Turn the power switch ON.
94
13. Cleaning