Canon fax-phone b740 매뉴얼

Chapter 12

Maintenance

Replacing the BJ Cartridge

This section describes how to replace the BJ cartridge. Before replacing the BJ cartridge,
be sure to read the section When to Replace a BJ Cartridge or Ink Tank. (

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• The procedure explained here is the same for replacing an old BJ cartridge with a new

one, or simply exchanging the BJ cartridge for an optional BJ cartridge.

• Do not replace the BJ cartridge while the copier/fax is printing or performing another

operation.

• You only need to replace the Color BJ cartridge when the print head is damaged or when

you have printed approximately 2000 pages. If ink runs out in this BJ cartridge, you can
replace individual ink tanks (color or black) without having to replace the entire 
BJ cartridge. (

Follow this procedure to replace the BJ cartridge:

1

2

• If it does not open easily, slide the

document guides outward and then open
the ADF (Automatic Document Feeder).
Alternatively, set the document feed lever to

a

(automatic) document feed.

3

C

DOCUMENT GUIDES