Oki C911dn Troubleshooting Guide

- 42 -
Printing Troubles
Troubleshooting
1
2
IndexMaintenance
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
rmly insert the power supply
cord.
Basic
Power outage. Check if electricity is owing in
the power socket.
-
Does not function. Power supply cord is not
inserted rmly.
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
specications.
z
Use a cable of LAN Cable
1000 BASE-T Specications.
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

Oki C911dn Specifications

General

Color	Yes
Print technology	LED
Maximum resolution	1200 x 1200 DPI
Duplex printing mode	Auto
Time to first page (black, normal)	8 s
Print speed (black, normal quality, A4/US Letter)	50 ppm
Envelopes sizes	DL, Monarch
Maximum print size	297 x 420 mm
Paper tray media types	Banner, Envelopes, Labels, Plain paper
Non-ISO print media sizes	index card, Letter (media size)
ISO A-series sizes (A0...A9)	A3, A4, A5, A6
ISO B-series sizes (B0...B9)	B5
ISO C-series sizes (C0...C9)	C5
Maximum ISO A-series paper size	A3
Processor family	ARM Cortex
Sound power level (standby)	34 dB
Sound pressure level (printing)	57 dB
Standard interfaces	Ethernet
USB 2.0 ports quantity	1
Wi-Fi	No
Mobile printing technologies	Not supported
Display	LCD
Product color	White
Total input capacity	830 sheets
Total output capacity	300 sheets
Maximum input capacity	2950 sheets
Total number of input trays	2
Maximum number of input trays	5
Maximum duty cycle	300000 pages per month
Number of print cartridges	-
Page description languages	PCL 5c, PCL 6
Power consumption (max)	1600 W
Power consumption (off)	0.4 W
Power consumption (standby)	40 W
Power consumption (printing)	1100 W
Power consumption (PowerSave)	30 W
Sustainability certificates	ENERGY STAR
Mac operating systems supported	Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Windows operating systems supported	Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Operating temperature (T-T)	10 - 32 °C
Operating relative humidity (H-H)	20 - 80 %

Weight and Dimensions

Depth	625 mm
Width	699 mm
Height	640 mm