Sharp MX-2640N, Техническое руководство

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REPAIR HINTS
SHARP
66
PAPER FEED & TRANSPORT
ALL
Machine indicates Paper Out
condition (especially after recovering
from Pre Heat or Auto Shut Off
modes), even though paper is still
available in the cassette.
When experiencing the above phenomenon, upgrade
the PCU firmware to Special ROM version 04.02.G2.a0
ALL
APPD1_N Duplex jams or Corner of
paper folding.
To increase the operating tolerance in duplex mode if
paper curl is present:-
1. Adjust the fusing temperature (SIM43-1) to reduce
paper curl.
2. Replace the ADU Gate Plate (PG 41-67) with a
modified type LPLTP8560FCZ1 so that the Delivery
Gate is open to maximum position.
3. For a temporary workaround, remove the ADU right
upper cabinet and fix a paper clip onto the ADU
Base Plate to open the Right Delivery Gate to
Maximum position.
PRINT CONTROLLER
ALL
The MFP may intermittently hang
(stops printing) with Rendering
displayed within the job status, only
when printing from a Windows
environment.
Update the MFP firmware to 05.00.A2 (or higher).
Also, there is a Microsoft Hotfix available that may
address this issue:-
http://support.microsoft.com/kb/2996207/en-us
In addition, disabling mDNS within Network Settings-
Services menu and WSD under Network Settings-Print
Port Settings has also resolved this issue in some cases.
Unable to print using AirPrint
Upgrade the MFP Firmware to 03.00.A2 (or higher) and
ensure AirPrint is enabled:- Settings-Network Settings-
Printer Port Settings-AirPrint Settings
After upgrading from Windows 8 to
8.1 or 2012 to 2012R2, “Features”
information on the printer properties
is not displayed.
This is caused by the OS upgrade.
If you change the Printer Name or change/reset the
Port properties of the queue, the Features information
will return.
Using PC-Fax Preview function on
Windows 8.1 or 2012R2, the preview
image and sending result is incorrect
When using PC-Fax driver on Windows 8.1 or 2012R2,
set the FAX resolution setting to 200x200dpi,
400x400dpi or 600x600dpi.
Unable to install OSX10.8 Drivers -
Cannot be opened because it was not
downloaded from the Mac APP Store
error message
For additional security, OSX 10.8 Mountain Lion
implemented “Gatekeeper”, which can be set to
restrict the installation of applications/drivers from a
specific source (eg Mac App Store).
From the Security & Privacy menu (System
Preferences), change the "Allow Applications
Downloaded From" setting to Mac App Store and
identified developers or Anywhere.
Printing multiple page reports from
different paper trays as separate files,
is it possible to stop the MFP device
from bypassing jobs held when a
paper out condition occurs, to prevent
an out of sequence output/report?
Enable (check) the following setting change on the MFP
device:-
System Settings - Operation Settings - Disabling of
Bypass Printing