Troubleshooting and routine maintenance
121
B
e
Put the print sample in front of the drum
unit, and find the exact position of the
poor print.
f
Turn the drum unit gear by hand while
looking at the surface of the OPC
drum (1).
g
When you have found the mark on the
drum that matches the print sample,
wipe the surface of the OPC drum with a
dry cotton swab until the dust or glue on
the surface comes off.
CAUTION
The drum is photosensitive so DO NOT
touch it with your fingers.
DO NOT clean the surface of the
photosensitive drum with a sharp object.
DO NOT use excessive force when
cleaning the drum unit.
h
Put the toner cartridge back into the
drum unit until you hear it lock into place.
If you put the cartridge in correctly, the
green lock lever will lift automatically.
i
Put the drum unit and toner cartridge
assembly back in the machine.
j
Close the front cover.
k
Plug the machine’s power cord back into
the electrical socket first, and then
reconnect all cables and telephone line
cord. Turn on the machine.
1
Summary of Contents for MFC-7320
Page 1: ...USER S GUIDE MFC 7320 MFC 7440N MFC 7840W Version A UK IRE SAF ...
Page 4: ...ii EC Declaration of Conformity under the R TTE Directive ...
Page 17: ...General information 7 1 ...
Page 40: ...Chapter 4 30 ...
Page 77: ...Section III Copy III Making copies 68 ...
Page 84: ...Chapter 12 74 ...
Page 85: ...Section IV Software IV Software and Network MFC 7440N and MFC 7840W only features 76 ...
Page 88: ...Chapter 13 78 ...
Page 182: ......
Page 183: ......