Oki MB760dnfax Bedienungsanleitung

User’s Manual
Troubleshooting Guide

- 2 -
This manual supports the following models.
MB760dnfax, MB770dn, MB770dnfax, MB770dfnfax, ES7170dn MFP, ES7170dfn MFP, MB760, MB770,
MB770f, MPS5502mb, MPS5502mbf
The illustrations of the machine used in this document may be different from what you actually see
on your machine.
Table of contents
1 Troubleshooting............................. 4
When a Paper Jam Occurs.......................5
During Paper Jams ..............................................5
When a paper jam occurs in Tray 1, Multi-Purpose
Tray (MPT)............................................................. 5
When Paper Jam Occurs Inside the Machine..........7
When Paper Jam Occurs Under the Image Drum ... 8
When Paper Jam Occurs Around the Fuser Unit... 10
Paper Jam on Both Sides of the Printer Unit ......... 12
When Paper Jam Occurs in Tray 2/3/4 (Option).... 12
When Paper Jam Occurs in Inner Finisher (Option)
............................................................................. 14
When a Document is Jammed...........................15
When a Staple Jammed.....................................16
When Staple Jam Occurs in Inner Finisher (Option)
............................................................................. 16
When Staple Jam Occurs in Offline Stapler (Option)
............................................................................. 17
TROUBLESHOOTING FOR THE
HARDWARE ...........................................18
When This Screen Is Displayed.........................18
Messages Displayed on the Touch Panel..........19
TROUBLESHOOTING FOR PRINTING...22
Print Job Problems.............................................22
Clearing print job errors ......................................... 22
Cannot remember the document password for a
Private Print job ................................................... 23
Printing a document including many graphics takes
time ...................................................................... 23
Printer Driver Problems......................................23
Cannot print (port setting problems) ...................... 23
Cannot print (SNMP Community Name problems)
............................................................................. 23
Command line options not processed....................24
Retrieval of printer configuration failed ..................24
Cannot change settings on the [Device Settings] tab
............................................................................. 24
Network Connection Problems ..........................24
Cannot print with the equipment (network connection
problems)............................................................. 24
Cannot print with SMB print ................................... 25
Client Problems..................................................25
Checking the client status...................................... 25
Hardware Problems ...........................................26
Print jobs not output............................................... 26
TROUBLESHOOTING FOR COPYING ...27
Copying Problems..............................................27
TROUBLESHOOTING for FAX ...............29
Troubleshooting .................................................29
Error codes ............................................................ 29
Error messages ..................................................... 29
Transmission/reception trouble.............................. 30
Fax Specifications..............................................31
TROUBLESHOOTING FOR SCANNING 32
Scanning Problems............................................32
Cannot E-mail my scans........................................ 32
Cannot find the data saved in the shared folder .... 32
TROUBLESHOOTING FOR e-Filing.......33
e-Filing Web Utility Problems.............................33
e-Filing Web Utility terminates the session............ 33
Numerous sub windows repeatedly appear........... 33
Displaying the items in the Contents Frame takes a
long time .............................................................. 33
Error messages ..................................................... 33
TROUBLESHOOTING FOR NETWORK
CONNECTIONS .....................................35
Locating the Equipment in the Network .............35
Cannot locate the equipment in the network ......... 35
Cannot locate the equipment with Local Discovery
............................................................................. 36
Equipment does not respond to ping command .... 37
LDAP Search and Authentication Problems ......37
Network shutdown occurs or touch panel disabled
after LDAP search ............................................... 37
LDAP authentication takes a long time.................. 37
Printing Problems (Network Related).................38
SMB print in a Windows operating system
environment......................................................... 38
Raw TCP or LPR print in a Windows operating
system environment ............................................ 38
IPP print in a Windows operating system environment
............................................................................. 39
Novell print in a NetWare environment .................. 39

Table of contents
- 3 -
Macintosh environment.......................................... 40
Network Fax (N/W-Fax) Driver Problems...........40
N/W-Fax Driver Installation Error Messages.......... 40
N/W-Fax Driver General Errors.............................. 41
Wireless LAN Problems .....................................42
Client Software Authentication Problems...........43
Cannot log in using client software ........................ 43
CHECKING THE EQUIPMENT STATUS
WITH TopAccess ...................................44
Hardware Status Icons on TopAccess [Device]
Tab...................................................................44
Error Messages..................................................45
Error Codes........................................................46
Error codes on print jobs........................................ 46
Error codes on transmission and reception ...........47
Error codes on scan jobs ....................................... 50
2 Maintenance ................................. 55
Replacing Consumables / Maintenance
Units .......................................................56
Replacing the Print Cartridge (for MB series) ....56
Recommended Schedule for Replacing the Print
Cartridge ..........................................................56
Replace the Print Cartridge.................................... 57
Replacing the Toner Cartridge or Image Drum (for
ES/MPS series)................................................58
Recommended Schedule for Replacing the Image
Drum Cartridge .................................................... 58
Replace the Toner Cartridge.................................. 59
Replace Only the Image Drum (To continue to use the
toner cartridge currently in use) ........................... 60
Replace the Image Drum and Toner Cartridge
Simultaneously .................................................... 61
Replacing the Fuser Unit and Transfer Roller....63
Recommendation for Replacing the Fuser Unit and
Transfer Roller ..................................................... 63
Replace the fuser unit and transfer roller............... 63
Replacing the Inner Finisher Cartridge ..............66
Replacing the Offline Stapler Cartridge .............68
Maintenance ............................................69
Cleaning the Surface of the Machine .................69
Cleaning the platen (glass surface) ...................69
Clean the document transporting roller and
document holding roller....................................70
Clean the paper feed roller ................................71
When cleaning the tray .......................................... 71
When cleaning the Multi-Purpose tray ................... 72
Clean the LED heads.........................................73
Moving or Transporting the Machine....76
Moving the Machine...........................................76
For the equipment with additional tray units installed
............................................................................. 76
Transporting the Machine ..................................76
3 Appendix .......................................79
Battery Disposal .....................................80
4 Index ..............................................81

2
1
3
4
1
Troubleshooting
When a Paper Jam Occurs·········································· P.5
TROUBLESHOOTING FOR THE HARDWARE ·············· P.18
TROUBLESHOOTING FOR PRINTING························· P.22
TROUBLESHOOTING FOR COPYING ························· P.27
TROUBLESHOOTING for FAX ··································· P.29
TROUBLESHOOTING FOR SCANNING ······················· P.32
TROUBLESHOOTING FOR e-Filing ···························· P.33
TROUBLESHOOTING FOR NETWORK CONNECTIONS
············ P.35
CHECKING THE EQUIPMENT STATUS WITH TopAccess
·········· P.44

2
1
3
4
5
6
7
When a Paper Jam Occurs
- 5 -
●When a Paper Jam Occurs
During Paper Jams
When a paper jam occurs during printing, an alarm will sound,
and the following message will be displayed on the screen:
"Paper is jammed. Open the cover indicated by the flashing
light, and verify the jam." Follow the instructions indicated in
the following table to remove the jammed paper.
When a paper jam occurs in Tray 1,
Multi-Purpose Tray (MPT)
1
Remove the cassette from Tray 1.
2
Remove the jammed paper.
If you cannot see the jammed paper, do nothing, and
proceed to step 3.
3
Put the cassette back.
If you removed the jammed paper in step 2, this
procedure is finished.
Error Details Reference Page
Paper jam in the Tray 1 or
Multi-Purpose Tray (MPT) P. 5
Paper jam in the machine P. 7
Paper jam on both sides of
the printer unit P. 1 2
Paper jam in Tray 2, 3 or 4
(Option) P. 1 2

When a Paper Jam Occurs
- 6 -
2
1
3
4
5
6
7
4
If the Multi-Purpose Tray (MPT) is closed,
hold both sides of the Multi-Purpose Tray
(MPT), and position it in front of you.
5
Lift the paper set cover and take it out.
6
Insert your finger into the recess on the
right side of the machine and pull the front
cover open lever to open the front cover
forward.
7
Remove the jammed paper gently by pulling
the edge of paper if the edge of jammed
paper can be seen. If you cannot find the
edge of jammed paper, go to step 8.
8
Remove the paper from the back gently if
the edge of paper cannot be seen.
9
Close the front cover.
Multi-Purpose
Tray (MPT)
Paper set cover
Front cover
Front cover
open lever
Front cover

When a Paper Jam Occurs
- 7 -
2
1
3
4
5
6
7
10
When loading paper in the multi-purpose
tray, lift the paper set cover and set the
paper with the print side face up.
11
Lower the paper set cover.
This completes the procedure.
When Paper Jam Occurs Inside the
Machine
1
Insert your finger into the recess on the
right side of the machine and pull the front
cover open lever to open the front cover
forward.
Note
• Open the front cover gently. If you open it rapidly, the
multi-purpose tray may open.
2
Pull out the duplex unit by holding the
grips on its both sides.
3
Open the upper cover of the duplex unit
and check for jammed paper in the duplex
unit. If jammed paper remains, pull it out
gently. Then, close the upper cover.
4
Return the duplex unit to its original
position.
Paper set cover
Paper set cover
Front cover
Front cover
open lever
Grip
Grip
Duplex unit
Grip
Grip
Upper cover
Duplex unit

When a Paper Jam Occurs
- 8 -
2
1
3
4
5
6
7
5
Close the front cover.
This completes the procedure.
When Paper Jam Occurs Under the
Image Drum
1
Hold the Document holder lever and lift the
Document holder.
2
Insert your finger into the recess on the
right side of the machine and pull the front
cover open lever to open the front cover
forward.
Note
• Open the front cover gently. If you open it rapidly, the
multi-purpose tray may open.
3
Open the top cover.
4
Remove the print cartridge and place it on a
flat surface.
5
Cover the removed print cartridge with
paper so that it will not be exposed to light.
6
Pull out the jammed paper gently toward
the inside of the machine (in the direction
of the arrow) if an edge of jammed paper
can be seen on the back side of the
registration guide.
Front cover
Document
holder
Document holder
lever
Front cover Front cover
open lever
Top cover
Print cartridge
Registration guide

When a Paper Jam Occurs
- 9 -
2
1
3
4
5
6
7
7
Open the registration guide in the direction
of the arrow.
8
Pull out the jammed paper gently in the
direction of the arrow if an edge of jammed
paper can be seen on the front side.
9
Pull out the jammed paper gently in the
direction of the arrow if an edge of jammed
paper can be seen on the back side.
10
Pull out the jammed paper gently while
tilting the release levers on the fuser unit
forward if an edge of jammed paper cannot
be seen.
If an edge of jammed paper still remains inside the unit,
pull out the jammed paper gently toward the inside of the
machine.
11
Return the print cartridge into the machine
carefully.
12
Close the top cover.
Memo
• You can close the top cover smoothly if you close the
front cover halfway. Be careful not to let the front cover
return to its open position.
Registration guide
Release lever
Top c o ver

When a Paper Jam Occurs
- 10 -
2
1
3
4
5
6
7
13
Close the front cover.
Note
• The front cover cannot be closed if the top cover is not
closed securely.
14
Return the document holder to its original
position.
This completes the procedure.
When Paper Jam Occurs Around the
Fuser Unit
1
Hold the Document holder lever and lift the
Document holder.
2
Insert your finger into the recess on the
right side of the machine and pull the front
cover open lever to open the front cover
forward.
Note
• Open the front cover gently. If you open it rapidly, the
MP Tray may open.
3
Open the top cover.
4
Remove the print cartridge and place it on a
flat surface.
Front cover
Document holder
Document holder
lever
Front cover Front cover
open lever
Top cover
Print cartridge
Andere Handbücher für MB760dnfax
3
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11
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