Oki B721 User Manual

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When the Message for Replacement of Consumables or Maintenance Unit is Displayed
4
Troubleshooting
Status Message on the display screen
Message
displayed
after
the
<HELP>
button is
pressed
Reference
Page
Error Code
Toner Cartridge
(in a case of
ES7131/
MPS5501b)
1st line
2nd line
3rd line
4th line
5th line
Toner Not Installed
Please see HELP for details
613
1st line
2nd line
3rd line
4th line
5th line
Toner Sensor Error
Please see HELP for details
543
Image Drum
(in a case of
ES7131/
MPS5501b)
1st line
2nd line
□
Image Drum Near Life
–
1st line
2nd line
□
Non OEM Image Drum Detected
–
1st line
2nd line
□
Incompatible Image Drum
–
1st line
2nd line
□
Non Genuine Image Drum
–
1st line
2nd line
□
Image Drum Life
–
1st line
2nd line
□
Image Drum Life, %PAGES% Pages Left
–
1st line
2nd line
□
Image Drum Life, Print Quality Not
Guaranteed
–
1st line
2nd line
3rd line
4th line
5th line
Install New Image Drum
Image Drum Life
Please see HELP for details
563
1st line
2nd line
3rd line
4th line
5th line
Install New Image Drum
Image Drum Life
To Exceed the Life, Press Online Button
Please see HELP for details
567
1st line
2nd line
3rd line
4th line
5th line
Install New Image Drum
Printing disabled due to low threshold of
Image Drum Life
Please see HELP for details
683
1st line
2nd line
3rd line
4th line
5th line
Check Image Drum
Please see HELP for details
343
1st line
2nd line
3rd line
4th line
5th line
Incompatible Image Drum
Please see HELP for details
693, 703,
707

Oki B721 Specifications

General

Print Technology	LED
Resolution	1200 x 1200 dpi
Processor	533 MHz
Memory	256 MB
Connectivity	USB, Ethernet
Duplex Printing	Standard