Oki MC873dn User Manual

Oki Data CONFIDENTIAL
45850101TH Rev.1
2-43
2. TROUBLESHOOTING PROCEDURES
Check item Check work
Actions to be taken
at NG
(2-1-3) Check the system connection
Connection condition
of the control panel
Check contents of (1-1).
The printer will not start operation until the
control panel is detected and its operation is
started.
Follow the
contents of (1-1).
(2-2) Abnormal sound is heard.
Check item Check work
Actions to be taken
at NG
(2-2-1) Check loss of synchronization of motor (Driver error)
Condition of the
motor cable
Check for normal wiring conditions of the
respective motors.
Perform the visual check and measure resistance
at open circuit with VOM as follows.
Remove the motor cable at the board end.
Measure resistance between the respective pins
of the removed cable and FG with VOM.
Replace the
motor cable.
Re-connect the
cable for normal
conditions.
Operating conditions
of the respective
motors
Check if operations of the respective motors are
normal or not by using the self-diagnostic mode.
Check if any load exists or not.
"Buzzer" sound when an error occurs.
Replace the CU/
PU board.
(2-2-2) Check loss of synchronization of motor (Abnormal load of the consumable item)
Operating conditions
of the respective
motors
Check if operations of the respective motors are
normal or not by using the self-diagnostic mode.
Check if any load exists or not.
"Buzzer" sound when an error occurs.
Replace the
corresponding
consumable item.
If any attempt
of using new
part as a trial
is going to be
made, be sure to
use the System
Maintenance
Menu FUSE
KEEP MODE.
Check item Check work
Actions to be taken
at NG
(2-2-3) Check the jumping phenomena of gear tooth. (Abnormal load of the consumable item)
Operating conditions
of the respective
motors
Check if operations of the respective motors are
normal or not by using the self-diagnostic mode.
Check if any load exists or not.
"Buzz buzz" sound is generated when an error
occurs.
Replace the
corresponding
consumable item.
If any attempt
of using new
part as a trial
is going to be
made, be sure to
use the System
Maintenance
Menu FUSE
KEEP MODE.
Installation condition
of each consumable
item
Check by visual inspection if the respective
consumable items are installed in their normal
positions in which gears of the consumable items
engage accurately or not.
Replace an
appropriate
mechanical part
as required, or
adjust or repair
(2-2-4) Check the wiring conditions of cables
Wiring conditions
of the cables in
the vicinity of the
respective cooling
fans
Check if the cable contacts with the fan blade
because wiring conditions of the cables near fan
is poor or not.
"Clap, clap" sound is generated when an error
occurs.
Correct the wiring
conditions of the
cable.

Oki MC873dn Specifications

General

Duplex printing	Yes
Print technology	LED
Maximum resolution	1200 x 600 DPI
Time to first page (black, normal)	9.5 s
Print speed (black, normal quality, A3)	20 ppm
Print speed (black, normal quality, A4/US Letter)	35 ppm
Copier resize	25 - 400 %
Maximum copy resolution	600 x 1200 DPI
Maximum number of copies	999 copies
Time to first copy (black, normal)	10 s
Copy speed (black, normal quality, A4)	35 cpm
Scan to	CIFS, E-mail, FTP, HTTP, Image, USB
Scan drivers	TWAIN
Scanner type	ADF scanner
Output color depth	24 bit
Scan speed (color)	50 ppm
Image formats supported	JPG, TIF
Document formats supported	PDF, XPS
Optical scanning resolution	600 x 600 DPI
Faxing	Color faxing
Fax memory	8 MB
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	1000
Digital sender	-
Printing colors	Black, Cyan, Magenta, Yellow
Maximum duty cycle	75000 pages per month
Page description languages	Epson FX, IBM ProPrinter, PCL 5c, PCL 6, PDF 1.7, PostScript 3
Wi-Fi	No
Cabling technology	10/100/1000Base-T(X)
Security algorithms	802.1x RADIUS, EAP, SSL/TLS, WPA2
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Supported network protocols (IPv4)	TCP, DHCP, DHCPv6, BOOTP, HTTP, HTTPS, DNS, DDNS, WINS, , UPNP, Bonjour, SNMPv1&v3, SNTP, IPP, IPPS, WSD Print, WSD Scan, LLTD, IEEE802.1X, LPR, Port9100, Telnet, FTP, IPSEC, SecureProtocolServer, LDAP, LDAPS, CIFS, FTP, FTPS, SMTP, SMTPS, POP3
Internal memory	1260 MB
Internal storage capacity	250 GB
Sound power level (standby)	37 dB
Sound pressure level (printing)	54 dB
Paper input type	Paper tray
Total input capacity	300 sheets
Maximum input capacity	400 sheets
Total number of input trays	1
Auto document feeder (ADF) input capacity	100 sheets
Envelopes sizes	10, C4, C5, DL, Monarch
Custom media width	148.5 - 297 mm
Custom media length	210 - 431.8 mm
Paper tray media types	Banner, Envelopes, Plain paper
Paper tray media weight	64 - 220 g/m²
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size), Statement (140 x 216mm)
ISO A-series sizes (A0...A9)	A3, A4, A5, A6
ISO B-series sizes (B0...B9)	B4, B5
Maximum ISO A-series paper size	A3
Multi-Purpose Tray media weight	64 - 256 g/m²
Auto Document Feeder (ADF) media weight	60 - 120 g/m²
Display	LCD
Control type	Touch
Product color	Black, White
Display diagonal	7 \
Market positioning	Business
Standard interfaces	Ethernet, RJ-11, USB 2.0
Optional connectivity	Wireless LAN
USB 2.0 ports quantity	2
AC input voltage	220 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	1400 W
Power consumption (off)	0.1 W
Power consumption (sleep)	3 W
Power consumption (PowerSave)	30 W
Power consumption (average operating)	850 W
Sustainability certificates	ENERGY STAR
Storage temperature (T-T)	0 - 43 °C
Operating temperature (T-T)	10 - 32 °C
Storage relative humidity (H-H)	10 - 90 %
Operating relative humidity (H-H)	20 - 80 %

Weight and Dimensions

Depth	600 mm
Width	563 mm
Height	700 mm