Troubleshooting - Sharp MX-M550 Operation Manual

TROUBLESHOOTING

Check the following troubleshooting list before requesting service as many problems can be fixed by the user. If you
are unable to solve the problem by checking the list, turn off the main power switch and the power switch, unplug the
power cord.
Problems related to general use of the machine are described below. For problems related to the copy function, see
page 6-3. For problems related to document filing, see page 7-31. For fax, printer, and network scanner/Internet fax
problems, see the manuals for those functions. For peripheral device problems, see the explanation of the device.
If the message "CALL FOR SERVICE. CODE:**-**"
and the power switch, wait about 10 seconds, and then turn the main power switch and the power switch back on.
If the message still appears after turning the main power switch and the power switch off and on several times, it
is likely that a failure has occurred that requires service. In this event, stop using the machine, unplug the power
cord, and contact your Sharp dealer.
Note: Letters and numbers appear in "**-**". When you contact your Sharp dealer, please tell your dealer what
letters and numbers appear.
Problem
Machine plugged in?
The main power switch and power
switch are not turned on?
READY indicator off?
The machine does
not operate.
Message indicating need to load paper
displayed?
Message indicating need to replace the
toner cartridge displayed?
Message indicating a paper misfeed
displayed?
A message appears saying that this type
Copying/printing is
of paper cannot be used for two-sided
not possible.
copying.
Incorrect display of paper sizes 11" x 17",
Incorrect bypass
8-1/2" x 14", 8-1/2" x 13", 8-1/2" x 11"R,
tray paper size.
A3, B4, or A4R only.
The number of sheets placed on the bypass
Copying/printing on
tray exceeds the maximum number.
paper from the
bypass tray is
The bypass guide is not adjusted to the
skewed.
size of the loaded paper.
2-32
appears in the touch panel, turn off the main power switch
(Note)
Check Solution or cause
Plug the machine into a grounded outlet.
Turn on the main power switch and the power
switch. (Page 1-17)
The printer is warming up. (Warm-up time is
approximately 120 seconds.) Wait until the
READY indicator lights up.
Load paper. (Page 2-2)
Replace the toner cartridge. (Page 2-21)
Remove misfed paper. (Page 2-23)
Two-sided printing is not possible on special
paper. Use paper that can be used for automatic
two-sided printing. (Page 2-13)
When loading sizes 11" x 17", 8-1/2" x 14", 8-1/
2" x 13", 8-1/2" x 11"R, A3, B4, or A4R, be sure
to open the tray extension.
Do not place more than the maximum number of
sheets.
Adjust the bypass guide to the size of the loaded
paper.