Brother HL-660 Series User Manual page 50

English
USER'S GUIDE
5–8
7. Hold the drum unit flat and install the new drum unit into the printer.
Fig. 5-13 Installing the Drum Unit
8. Close the drum cover and press until the locking pegs click into
position and then close the top cover.
9. Install the toner cartridge into the drum unit inside the printer. See the
chapter "REPLACING THE TONER CARTRIDGE" for more
information. Install the multi-purpose sheet feeder.
10. Plug in the power cord.