Oki C650 User Manual

Troubleshooting
- 356 -
Troubleshooting for wired LAN connection
For Windows/macOS
Cause
Solution
Reference
A crossover cable is used.
Use a straight cable.
-
There is a compatibility problem
with the hub.
Press the scroll buttons on the operator panel several times
to select the proper connection from [Admin Setup] -
[Network Setup] - [Wired(LAN1) Setup] - [HUB Link
Setting].
See the Instruction Manual supplied with the hub.
-
Wired LAN (LAN1) settings are not
appropriate.
Check the wired LAN (LAN1) settings. Admin
Setup(P.117)
Wired LAN settings are not
appropriate.
Either the standard wired LAN (LAN1) or wireless LAN is
enabled for the gateway address. Select the standard wired
LAN (LAN1) from [Admin Setup] - [Network Setup] -
[General Setup] - [Enabling Default Gateway].
Admin
Setup(P.117)
Depending on the network device
you are using, the connection may
become unstable if Energy
Efficient Ethernet (EEE) of the
wired network (LAN1) of this
machine is enabled.
Check if the switching hub supports Energy Efficient
Ethernet (EEE).
If it supports, change [Admin Setup] - [Network Setup] -
[Wired (LAN1) Setup] - [Energy Efficient Ethernet] to
[Disable] from the web page of this machine and check if it
improves.
Web page
(Managing this
machine from a
PC)(P.200)
For Windows
Cause Solution Reference
The IP address is incorrect.  Make sure the IP address of this machine matches
the one set on the PC.
 Make sure the IP address does not overlap with that
of other devices.
 If [IP Address Set] is set to [Auto], the address may
change dynamically. If the setting changes frequently,
change [IP Address Set] of this machine to [Manual],
and match the IP address of this machine
with the one
set on the PC.
 Make sure the configured IP address, subnet mask
and gateway address are all correct.
 Make sure that the print port of the printer driver is
correct.
 For the OKI LPR utility, check the IP address settings
with the OKI LPR utility.
Printing the
menu map
(configuration)(
P.86)
OKI LPR
Utility(P.278)
The WSD port is in use. When the print port does not function well with "WSD",
specify the IP address or short printer name of this machine
in the standard CP/IP port, and add the print port.
-
Troubleshooting for wireless LAN connection
Unable to connect to wireless LAN
For Windows/macOS
Cause Solution Reference
The wireless LAN module is not
enabled.
To connect to a wireless LAN, set [Extended Network] to
[Wireless].
Connecting via
a wireless
LAN(P.41)

Oki C650 Specifications

General

Duplex printing	Yes
Print technology	LED
Maximum resolution	1200 x 1200 DPI
Time to first page (black, normal)	6.5 s
Print speed (black, normal quality, A4/US Letter)	35 ppm
Wi-Fi	-
Cabling technology	10/100/1000Base-T(X)
Ethernet LAN data rates	10, 100, 1000 Mbit/s
USB connector	USB Type-A
USB 2.0 ports quantity	1
Printer fonts	PCL
Maximum duty cycle	100000 pages per month
Recommended duty cycle	8000 - 100000 pages per month
Page description languages	Epson FX, IBM ProPrinter, PCL 5c, PCL 6, PDF, PostScript 3
Mobile operating systems supported	Android
Server operating systems supported	Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019
Windows operating systems supported	Windows 10, Windows 7, Windows 8, Windows 8.1
Total input capacity	250 sheets
Total output capacity	150 sheets
Maximum input capacity	1940 sheets
Paper tray 2 input capacity	530 sheets
Total number of input trays	4
Multi-Purpose tray input capacity	100 sheets
Paper tray media weight	60 - 256 g/m²
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6, B7, B8
Maximum ISO A-series paper size	A4
Product color	White
Market positioning	Home & office
Internal memory	3000 MB
Processor family	ARM Cortex-A9
Sound pressure level (standby)	32 dB
Sound pressure level (printing)	54 dB
Storage temperature (T-T)	10 - 32 °C
Operating temperature (T-T)	-10 - 43 °C
Storage relative humidity (H-H)	10 - 90 %
Operating relative humidity (H-H)	20 - 80 %
AC input voltage	220 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	1150 W
Power consumption (PowerSave)	14 W
Power consumption (average operating)	840 W
Maximum copy resolution	- DPI

Weight and Dimensions

Depth	430 mm
Width	395 mm
Height	290 mm