Brother MFC 9450CDN User Manual

Troubleshooting and routine maintenance
131
C
Paper is jammed in Paper Tray 1 or 
Tray 2
C
If the LCD shows Jam Tray 1 or 
Jam Tray 2, follow these steps.
 
Jam Tray 1
 
Jam Tray 2
aPull the paper tray completely out of the 
machine.
For Jam Tray 1:
 
For Jam Tray 2: 
bUse both hands to slowly pull out the 
jammed paper.
 
cMake sure the paper is below the 
maximum paper mark. While pressing 
the green paper-guides release lever, 
slide the paper guides to fit the paper 
size. Make sure that the guides...

132
bUse both hands to slowly pull out the 
jammed paper.
 
cPress the front cover release button and 
then open the front cover. 
 
dHold the green handle of the drum unit. 
Lift the drum unit up and then pull it out 
until it stops.
 
 

Troubleshooting and routine maintenance
133
C
eRelease the grey lock lever (1) that is on 
the left side of the machine. Lift the front 
of the drum unit up and pull the drum 
unit completely out of the machine using 
the green handles on the drum unit.
 
CAUTION 
Make sure that you use the drum unit 
handles when carrying it. DO NOT hold the 
sides of the drum unit.
 
 
 
We recommend that you put the drum unit 
on a flat surface protected by a piece of 
disposable paper or cloth in case of toner...

134
fThe jammed paper may be pulled out 
with the toner cartridge and drum unit 
assembly, or this may release the paper 
so you can pull it out of the paper tray 
opening.
 
gPut the drum unit back in the machine as 
follows.
1Make sure that the grey lock 
lever (1) is in the up position and 
put the drum unit in the machine. 
Push down the grey lock lever (1).
 
1
1
 

Troubleshooting and routine maintenance
135
C
Note
When you put the drum unit in the 
machine, match the green guides (1) of 
the drum unit handle to the green 
arrows (2) on both sides of the machine.
 
 
2Push the drum unit in until it stops. 
hClose the front cover of the machine. 
iPut the paper tray firmly back in the 
machine.
2
1
2
1
 

136
Paper is jammed at the back of the 
machine
C
If the LCD shows Jam Rear, follow these 
steps:
 
Jam Rear
aPress the cover release lever to open 
the front cover.
 
bHold the green handle of the drum unit. 
Lift the drum unit up and then pull it out 
until it stops.
 
cOpen the back cover.  
 

Troubleshooting and routine maintenance
137
C
dPull down the two green levers, one on 
the left-hand-side and one on the 
right-hand-side, as shown in the 
illustration below, and then fold down 
the fuser cover (1). 
 
HOT SURFACE 
After you have just used the machine, some 
internal parts of the machine will be 
extremely hot. When you open the front or 
back cover of the machine, DO NOT touch 
the shaded parts shown in the illustration.
 
 
eUsing both hands, gently pull the 
jammed paper out of the...

138
hPut the drum unit and toner cartridge 
assembly back in the machine.
 
iClose the front cover of the machine. 
Paper is jammed underneath Paper 
Tray 1 or in the fuser unit 
(MFC-9450CDN only)
C
If the LCD shows Jam Duplex, follow these 
steps:
 
Jam Duplex
aPull the paper tray completely out of the 
machine and check inside the machine.
 
bIf paper is not caught inside the 
machine, check underneath the paper 
tray.
 
Note
DO NOT put the paper tray back in at this 
point.
 
 

Troubleshooting and routine maintenance
139
C
cIf the paper is not caught in the paper 
tray, open the back cover.
 
dPush the gray lever on the left hand 
side (1) to the right.
 
HOT SURFACE 
After you have just used the machine, some 
internal parts of the machine will be 
extremely hot. When you open the front or 
back cover of the machine, DO NOT touch 
the shaded parts shown in the illustration.
 
 
ePull out the jammed paper slowly. 
fReset the gray lever on the left hand 
side (1) back to the...

140
Routine maintenanceC
WARNING 
Use neutral detergents.
  
DO NOT use cleaning materials that 
contain ammonia, alcohol, any type of 
spray, or any type of flammable substance 
to clean the outside or inside of the 
machine. Doing this may cause a fire or 
electrical shock. For more information see 
Important safety instructionson page 95.
 
CAUTION 
The drum unit contains toner, so handle it 
carefully. If toner scatters on your hands or 
clothes, wipe or wash it off with cold water 
at once....