Error Message- Page 123

Troubleshooting and routine maintenance

109

B

Fuser Error

The temperature of fuser unit 
does not rise at a specified 
temperature within specified time.

„

(MFC-7340, MFC-7345N and MFC-
7440N only)
Received fax messages still in memory 
will be lost when the machine is turned 
off. See 

Transferring your faxes or Fax 

Journal report

 on page 111 before 

disconnecting the machine so you will 
not lose any important messages. Then, 
turn the power switch off, wait a few 
seconds, and then turn it on again. Leave 
the machine for 15 minutes with the 
power on.

„

(MFC-7840W only)
Turn the power switch off, wait a few 
seconds, and then turn it on again. Leave 
the machine for 15 minutes with the 
power on. The machine can be turned off 
for approximately 4 days without losing 
faxes stored in the memory. (See 

Transferring your faxes or Fax Journal 
report

 on page 111.)

The fuser unit is too hot.

Init Unable XX

The machine has a mechanical 
problem.

Do one of the following:

„

(MFC-7340, MFC-7345N and MFC-

7440N only)

See 

Transferring your faxes or Fax 

Journal report

 on page 111 before 

disconnecting the machine so you will 

not lose any important messages.

Then, disconnect the machine from the 

power for several minutes and then 

reconnect it.

„

(MFC-7840W only)

Disconnect the machine from the power 

for several minutes, then reconnect it. 

(The machine can be turned off for 

approximately 4 days without losing 

faxes stored in the memory. See  

Transferring your faxes or Fax Journal 

report

 on page 111.)

Jam Rear

The paper is jammed in the back 
of the machine.

(See 

Paper jams

 on page 114.)

Jam Inside

The paper is jammed inside the 
machine.

(See 

Paper jams

 on page 114.)

Jam Tray

The paper is jammed in the paper 
tray of the machine.

(See 

Paper jams

 on page 114.)

No Paper

The machine is out of paper or 
paper is not properly loaded in the 
paper tray.

Do one of the following:

„

Refill the paper in the paper tray, and 
then press 

Start

.

„

Remove the paper and load it again, and 
then press 

Start

.

Error Message

Cause

Action