Sharp MX M310 User Manual

119
5
TROUBLESHOOTING
If you experience difficulty using the machine, check the following troubleshooting guide before calling for service. 
Many problems can be easily resolved by the user. If you are unable to solve the problem using the troubleshooting 
guide, turn off the power switch, unplug the machine, and contact your authorised service representative. The 
following problems are related to the general operation of the machine and copying.
For problems related to the printer and fax, see the...

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TROUBLESHOOTING AND MAINTENANCE
Original size is not selected 
automatically, or copying does not 
take place on paper that matches 
the original size.
The document cover/RSPF was not opened completely 
when the original was placed on the document glass.
→Open the document cover/RSPF completely, place the original on 
the document glass, and close the document cover/RSPF.-
The original contains large black solid areas.
→If the original contains any large black solid areas, the original 
size may not...

121
TROUBLESHOOTING AND MAINTENANCE
5
Paper feeding problems
ProblemCause and solutionPage
When using paper fed from the 
bypass tray, the copied image is 
skewed.
The number of sheets placed on the bypass tray 
exceeds the maximum number.
→Do not place more than the maximum number of sheets.
16
The bypass guide is not adjusted to the size of the 
loaded paper.
→Adjust the bypass guide to the size of the loaded paper.
19
Paper from the bypass tray 
misfeeds.
The paper type setting is not correct.
→When...

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TROUBLESHOOTING AND MAINTENANCE
Image quality problems
ProblemCause and solutionPage
Copies are too dark or too light.
The image of the original is too light or too dark.
→Select the correct original image type in the exposure setting and 
adjust the copying exposure.30
The copying exposure is set to AUTO.
→The EXPOSURE ADJUSTMENT system settings 
(administrator) can be used to adjust the exposure level used for 
AUTO exposure. Consult the administrator of the machine.110
The original type that is...

123
5
PROBLEMS WHEN THE NETWORK 
SCANNER FUNCTION IS USED
If a problem or question arises, try to solve the situation using the following information before contacting your 
authorised service representative.
ProblemCause and solutionPage
The image cannot be scanned.
The original is loaded upside down.
→If you are using the document glass, the original must be placed 
face down. If you are using the RSPF, the original must be 
inserted face up.72
A moiré (stripe pattern) appears on 
the scanned image.
A...

124
TROUBLESHOOTING AND MAINTENANCE
The recipient does not receive 
transmitted data.
An incorrect destination was selected.
Otherwise, there is a mistake in the information stored 
for the destination (e-mail address or FTP server 
information).
→Select the correct destination and make sure the correct 
information is stored for the destination.
* If delivery by e-mail (Scan to E-mail) is unsuccessful, an 
error message such as Undelivered Message may be 
sent to the designated administrators e-mail...

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TROUBLESHOOTING AND MAINTENANCE
5
DISPLAY MESSAGES
If one of the following messages appears in the display, promptly take action as instructed by the message.
Error codes
If a transmission error occurs when you send a scanned image, a message informing you of the error and an error 
code will appear in the touch panel on the machine.
Error Code Table
MessageSolutionPage
THE DOCUMENT FEEDER IS 
DISABLED.Use of the RSPF has been disabled in the administrator settings. 
Use the document glass.—
YOUR...

126
TROUBLESHOOTING AND MAINTENANCE
IF YOUR E-MAIL IS RETURNED
If a Scan to E-mail is not successfully transmitted, an e-mail informing you of this fact is sent to the sender selected 
at the time of transmission. If this happens, read the e-mail and determine the cause of the error, and then repeat 
the transmission.
IMPORTANT POINTS WHEN USING SCAN TO E-MAIL
Be very careful not to send image data files that are too large.
Your mail servers system administrator may have placed a limit on the amount of...

127
5
MISFEED REMOVAL
When a misfeed occurs during copying, the message MISFEED HAS OCCURRED. will appear in the touch panel 
and printing will stop.
●If the misfed paper tears during removal, remove the torn pieces. Take care not to touch the photoconductive 
drum while removing the pieces. Nicks and scratches on the drum will cause dirty copies.
First, locate the misfeed
Misfeed in the RSPF (p.128)
Misfeed in the finisher (p.133)
Misfeed in the right tray (p.132)
Misfeed in the machine (p.129)
Misfeed...

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TROUBLESHOOTING AND MAINTENANCE
MISFEED IN THE RSPF
1Remove the misfed original.
Check sections A, B, and 
C in the illustration at left 
and remove the misfed 
original.
Section A
Open the document 
feeder cover and 
carefully remove the 
misfed original from the 
document feeder tray.
Close the document 
feeder cover.
Section B
Open the RSPF and 
rotate the release roller in 
the direction of the arrow 
to feed the original out. 
Close the RSPF and then 
carefully remove the 
original.
If the...