BT Fax User Manual page 53

This is different to swapping cartridges.
If you want to swap between mono and
colour cartridges, see "Printing from a PC"
on page 36.
Pull open the control panel.
Open the cartridge cover.
The ink cartridge carrier should have
automatically moved to the centre position.
If it has not moved, press the
button.
Remove the old cartridge.
Remove the new print cartridge from its
packaging. Holding it by the finger grip,
peel the protective film from the print
nozzles.
Avoid touching the nozzles and metal
electrical contacts.
Insert the new cartridge holding it by the
finger grip.
Insert the cartridge with the electrical
contacts facing towards the back of the
machine.
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