Troubleshooting And Routine Maintenance; Troubleshooting; Error Messages - Brother MFC-8420 User Manual

22
Troubleshooting and routine
maintenance

Troubleshooting

For technical help, you must call the country where you bought the
MFC. Calls must be made from within that country.

Error messages

As with any sophisticated office product, errors may occur. If this
happens, your MFC identifies the problem and displays an error
message. The most common error messages are shown below.
ERROR MESSAGES
ERROR CAUSE
MESSAGE
The machine is set BT Call Sign to ON. You
BT Call Sign
cannot change the ReceiveMode from
On
Manual to another mode.
The drum unit is near the end of its life.
Change Drum
Soon
The drum counter was not reset.
The documents were not inserted or fed
Check
properly, or document scanned from ADF
Original
was longer than about 90cm.
The MFC is out of paper or paper is not
Check Paper
properly loaded in the paper tray.
Check Paper #1
Check Paper #2
Paper in the MP tray runs out.
Check Paper MP

22 - 1 TROUBLESHOOTING AND ROUTINE MAINTENANCE

IMPORTANT
ACTION
Set BT Call Sign to OFF. (See BT
Call Sign (For U.K. Only) on page
5-14.)
Use the drum unit until you have a
print quality problem; then replace
the drum unit with a new one.
1. Open the front cover, and then
Clear/Back
press .
2. Press 1 to reset.
See Document jams on page 22-5.
Refill the paper in the paper tray or
MP tray.
—OR—
Remove the paper and load it again.
Reload paper. (See To load paper or
other media in the multi-purpose
tray (MP tray) (For MFC-8820D) on
page 2-9.)