Sharp MX M310 User Manual

129
TROUBLESHOOTING AND MAINTENANCE
5
MISFEED IN THE BYPASS TRAY
1Carefully pull the misfed paper out.2Open and close the side cover.
Make sure that the 
misfeed message is 
cleared.
The message can also 
be cleared by opening 
and closing the front 
cover.
If the message is not 
cleared, see A. Misfeed 
in the paper feed area.
MISFEED IN THE MACHINE
Determine the location  of the misfeed and remove it appropriately as indicated below.
A. Misfeed in the paper feed area
1Open the bypass tray and the side...

130
TROUBLESHOOTING AND MAINTENANCE
4Close the front cover and side cover.
Make sure that the 
misfeed message is 
cleared.
B: Misfeed in the fusing area
1Open the bypass tray and the side 
cover.
2Press and pull it open gently on both 
sides of the front cover.
3Turn the roller rotating knob in the 
direction of the arrow.
4Lift the fusing unit release levers and 
carefully remove the misfed paper.
5If you were unable to remove the 
misfeed in step 4, press down on the 
fusing unit paper guide knob to...

131
TROUBLESHOOTING AND MAINTENANCE
5
MISFEED IN THE CENTRE TRAY
Remove the paper by pulling it into the centre tray.
MISFEED IN THE UPPER PAPER TRAY
Make sure that there is no misfed paper in the machine before pulling the tray out. (p.129)
1Lift and pull out the upper paper tray 
and then remove the misfed paper.
Be careful not to tear the 
misfed paper during 
removal.
2Replace the upper paper tray.
Push the upper paper 
tray in completely.
3Open and close the side cover.
Make sure that the 
misfeed...

132
TROUBLESHOOTING AND MAINTENANCE
MISFEED IN THE LOWER PAPER TRAY
●Make sure that there is no misfed paper in the machine before pulling the tray out. (p.129)
●
Use the following procedure to remove misfeeds that occur in the 500-sheet paper feed unit or 2 x 500-sheet paper 
feed unit.
1Open the lower side cover.
2Remove the misfed paper.
Be careful not to tear the 
misfed paper during 
removal.
3If the misfed paper is not visible in 
step 2, lift and pull out the lower paper 
tray and remove the...

133
TROUBLESHOOTING AND MAINTENANCE
5
MISFEED IN THE UPPER EXIT AREA
(when a  job separator tray kit or finisher (MX-FN13) is installed)
If a job separator tray kit or a finisher is installed, a misfeed may occur in the upper exit area.
1Open the upper right side cover.2Gently pull the misfed paper out.
Be careful not to tear the 
misfed paper during 
removal.
3Close the upper right side cover.
Make sure that the misfeed message is cleared.
MISFEED IN AN OUTPUT TRAY 
(when a finisher (MX-FN13) is...

134
REPLACING THE TONER CARTRIDGE
To check how much toner remains in the toner cartridge (p.137), hold down the [COPY] key. The amount of toner 
remaining will appear in the display. When less than 25% of the toner remains, obtain a new toner cartridge as soon 
as possible. When READY TO COPY. (PREPARE A NEW TONER.) appears in the display, the toner cartridge 
must be prepared. When TONER SUPPLY IS LOW. appears in the display, be sure to have a new cartridge on 
hand for replacement at any time as little...

135
5
STAPLE CARTRIDGE REPLACEMENT
(when the finisher (MX-FN13) is installed)
When the staple cartridge runs out of staples, a message will appear in the operation panel. Follow the procedure 
below to replace the staple cartridge.
Replacing the staple cartridge
1Open the cover.
2While pressing the lever over to the 
left, slide the finisher to the left until it 
stops.
Gently slide the finisher 
until it stops.
3Lower the staple case release lever 
and remove the staple case.
Pull the staple case out...

136
TROUBLESHOOTING AND MAINTENANCE
Removing staple jams
Follow the steps below to remove a staple jam.
1Open the cover.
2While pressing the lever over to the 
left, slide the finisher to the left until it 
stops.
Gently slide the finisher 
until it stops.
3Lower the staple case release lever 
and remove the staple case.
Pull the staple case out 
to the right.
4Raise the lever at the front end of the 
staple case and remove the jammed 
staple.
Remove the leading 
staple if it is bent. If bent 
staples...

137
5
CHECKING THE TONER QUANTITY 
AND TOTAL COUNT
The approximate quantity of toner remaining and the total count can be displayed as explained below.
●The total count shows the combined output total of the copy, fax, and printer functions.
Checking the total count and toner quantity
Hold down the [COPY] key. The total count and toner quantity appear while the key is held down.
CLEANING THE MACHINE
DOCUMENT GLASS AND DOCUMENT COVER/RSPF
If the document glass, document cover/RSPF, or scanning glass for...

138
TROUBLESHOOTING AND MAINTENANCE
Cleaning the scanning glass for RSPF (only when an RSPF is installed)
If white or black lines appear in copies made with using the RSPF, use the provided 
glass cleaner to clean the scanning glass for RSPF.
1Open the RSPF and take out the glass 
cleaner.
2Clean the scanning glass with the 
glass cleaner.
3Return the glass cleaner to its original 
position.
THE BYPASS TRAY PAPER FEED ROLLER
If misfeeds occur frequently when feeding envelopes or other thick paper from...