Oki C941dn C911dn/C931dn/C941dn Troubleshooting Guide - Page 42

Printer Troubles, Symptom, Troubleshooting, Reference, s

Page 42 highlights

Troubleshooting Maintenance Index Printing Troubles Printer Troubles Memo 1 zz If the problem is not solved using the following explanation, contact your designated customer service centre. Symptom Cause Troubleshooting Reference pages Nothing is displayed in the Power supply cord is liquid crystal panel even after disconnected. switching on the power supply. Switch off the power supply, and firmly insert the power supply cord. Basic Power outage. Check if electricity is flowing in - 2 the power socket. Does not function. Power supply cord is not inserted firmly. Firmly insert the power supply cord. Basic Power supply is not switched on. Switch on the power supply. Basic LED lamp of the power supply The printer has broken down. Immediately switch off - switch is blinking at high speed the main power supply, at about 0.3 seconds interval. and contact the designated customer service center. Printing process does not start. Error is displayed. LAN Cable/USB Cable is not connected. LAN Cable/USB Cable is defective. LAN Cable/USB Cable does not meet the standards. There may be a problem with the print function. Interface is disabled. Liquid crystal display of the operation panel is blank. Printer driver is not selected. Output port of printer driver is incorrect. Printer is in sleep mode. Check the error code, and follow the instructions displayed on the liquid crystal panel. Firmly insert LAN Cable/USB Cable. Use another LAN Cable/USB Cable. zzUse a cable of USB 2.0 specifications. zzUse a cable of LAN Cable 1000 BASE-T Specifications. Check whether you can print the printer information or not. From [Admin Setup]>[Network Setup] on the operation panel, enable the interface you are using. Set the printer driver to "default printer". Specify the output port where LAN cable/USB cable is to be connected. Touch the [POWER SAVE] button on the operation panel, and change the status to the standby mode. page 31 page 33 page 35 Basic - Basic Basic Advanced Basic Basic Basic - 42 -

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42
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Printing Troubles
Troubleshooting
1
2
Index
Maintenance
Printer Troubles
Memo
z
If the problem is not solved using the following explanation, contact your designated customer service centre.
Symptom
Cause
Troubleshooting
Reference
pages
Nothing is displayed in the
liquid crystal panel even after
switching on the power supply.
Power supply cord is
disconnected.
Switch off the power supply, and
firmly insert the power supply
cord.
Basic
Power outage.
Check if electricity is flowing in
the power socket.
-
Does not function.
Power supply cord is not
inserted firmly.
Firmly insert the power supply
cord.
Basic
Power supply is not switched
on.
Switch on the power supply.
Basic
LED lamp of the power supply
switch is blinking at high speed
at about 0.3 seconds interval.
The printer has broken down.
Immediately switch off
the main power supply,
and contact the
designated customer service
center.
-
Printing process does not start.
Error is displayed.
Check the error code, and follow
the instructions displayed on the
liquid crystal panel.
page 31
page 33
page 35
LAN Cable/USB Cable is not
connected.
Firmly insert LAN Cable/USB
Cable.
Basic
LAN Cable/USB Cable is
defective.
Use another LAN Cable/USB
Cable.
-
LAN Cable/USB Cable does not
meet the standards.
z
Use a cable of USB 2.0
specifications.
z
Use a cable of LAN Cable
1000 BASE-T Specifications.
Basic
There may be a problem with
the print function.
Check whether you can print the
printer information or not.
Basic
Interface is disabled.
From [Admin Setup]>[Network
Setup] on the operation panel,
enable the interface you are
using.
Advanced
Printer driver is not selected.
Set the printer driver to "default
printer".
Basic
Output port of printer driver is
incorrect.
Specify the output port where
LAN cable/USB cable is to be
connected.
Basic
Liquid crystal display of the
operation panel is blank.
Printer is in sleep mode.
Touch the [POWER SAVE]
button on the operation panel,
and change the status to the
standby mode.
Basic