Brother MFC-7420

xi
11
Troubleshooting and routine maintenance
Troubleshooting.................................................................................................11-1
Error messages ...........................................................................................11-1
Checking if the machine has faxes in its memory ...................................11-5
Forwarding faxes to another fax machine ...............................................11-5
Transferring faxes to your PC..................................................................11-5
Document jams............................................................................................11-6
Document is jammed in the top of the ADF unit......................................11-6
Document is jammed inside the ADF unit ...............................................11-6
Paper jams ..................................................................................................11-7
Paper is jammed inside the machine.......................................................11-7
Paper is jammed at the back of the machine ..........................................11-8
Paper is jammed inside the drum unit and toner cartridge assembly....11-10
If you are having difficulty with your machine............................................11-11
Improving the print quality .........................................................................11-16
Cleaning the drum unit ..............................................................................11-17
Compatibility..............................................................................................11-20
Packing and shipping the machine..................................................................11-20
Routine maintenance.......................................................................................11-21
Cleaning the outside of the machine .........................................................11-21
Clean the outside of the machine as follows: ........................................11-21
Cleaning the scanner glass .......................................................................11-22
Cleaning the laser scanner window...........................................................11-23
Cleaning the corona wire...........................................................................11-24
Replacing the toner cartridge TN-2025 .....................................................11-25
How to replace the toner cartridge ............................................................11-25
Replacing the drum unit (DR-2025)...........................................................11-28
Machine Information ........................................................................................11-30
Checking the Serial Numbers....................................................................11-30
Checking the Page Counters.....................................................................11-30
Checking the Drum Life.............................................................................11-30
A
Appendix A
Telephone Service for Australia.......................................................................... A-1
Telstra
®
FaxStream
®
Duet
®
(Distinctive Ringing)......................................... A-1
What is the Advantage of using Telstra
®
FaxStream
®
Duet
®
Function?..... A-1
How does Telstra
®
FaxStream
®
Duet
®
Work? ......................................... A-2
Set the Distinctive Ringing to ON ............................................................. A-2
Caller ID (Caller IDentification)..................................................................... A-2
Advantages of Caller ID............................................................................ A-2
How Does the Caller ID Work?..................................................................... A-2
The Caller ID Appears on the Display When Your Telephone Rings....... A-3
The Caller ID is Stored in Your Machine Memory ........................................ A-3
Viewing Caller ID List ................................................................................... A-3
Printing Caller ID List................................................................................ A-3
Telephone Service for New Zealand .................................................................. A-4
FaxAbility...................................................................................................... A-4
How Will the Fax Machine Treat All Other Numbers?.............................. A-4
What is the Advantage of Using the FaxAbility Function?........................ A-4
How Does FaxAbility Work?..................................................................... A-4