Brother MFC 9840CDW - Manual (Page 180)

164
CAUTION
We recommend that you place the drum
unit on a clean, flat surface with a piece of
disposable paper underneath it in case you
accidentally spill or scatter toner.
n
Hold the handle of the toner cartridge
and pull it out of the drum unit. Repeat
this for all of the toner cartridges.
CAUTION
We recommend that you place the toner
cartridges on a clean, flat surface with a
piece of disposable paper underneath it in
case you accidentally spill or scatter toner.
Handle the toner cartridge carefully. If toner
scatters on your hands or clothes, wipe or
wash it off with cold water at once.
To prevent damage to the machine from
static electricity, DO NOT touch the
electrodes shown in the illustration.