Ricoh 4016 Series - Manual (Page 25)

G ETTING STARTED 1.14
7 Turn the cartridge locking lever downwards until it locks into
place.
8 Close the front cover and then side cover .
N OTE : When the drum or toner cartridge need to be replaced, the
display indicates the corresponding message with the error
indicator. Refer to the list of error messages on page 8.11.
To replace the drum and toner cartridges, see page 7.8 and
page 7.3 respectively.
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