Oki B721 Maintenance Manual page 152

Oki Data CONFIDENTIAL
ATTEN-
LCD Status
READY
Beep
TION
indicator
Message
indicator
Non Genuine Print Off Blink On
Cartridge
Please see HELP
for details
Image Drum Not Off Blink On
Installed
Please see HELP
for details
Print Cartridge Not Off Blink On
Installed
Please see HELP
for details
Caution, unknown Off Blink On
Consumable
detected
Go to User Manual
"Trouble Shooting"
to restore operation
Open Cassette Off Blink On
Paper Remain
%TRAY%
Please see HELP
for details
45487001TH Rev.1
Details
The Print Cartridge(image drum unit)
can not be recognized (Unauthorized
third party).
Error 687 : Black
The image drum unit can not be
detected by the signature control
system.
Error 697 : Black
The Print Cartridge(image drum unit)
can not be detected by the signature
control system.
Error 697 : Black
Unknown Consumable detected. Use
a special startup(Press Cancel when
power on) to start the printer to on-
line, but a history will be recorded.
Additional paper is detected when a
paper jam has occurred.
Error 632 : Tray2 Cassette
Error 633 : Tray3 Cassette
Error 634 : Tray4 Cassette
Error 632 : Tray2(LCF) Cassette
*When LCF is installed at tray2's position.
Error 633 : Tray3(LCF) Cassette
*When LCF is installed at tray2's position.
Error LCD Status
READY
indicator
code Message
Error Open Cover Off
687 Paper Remain
Front Cover
Please see HELP
for details
Open Cover Off
Paper Remain
Error
Top Cover
697
Please see HELP
for details
Open Cover Off
Paper Remain
Top Cover
Error
697
Please see HELP
for details
Check Duplex Unit Off
Paper Remain
Please see HELP
Error
for details
709
Toner Sensor Error Off
Please see HELP
Error
for details
632
633
634
Print Cartridge Off
Sensor Error
Please see HELP
for details
ATTEN-
Beep Details
TION
indicator
Blink On Additional paper is detected when a
paper jam has occurred.
Error 637 : J0: Paper Feed Path
Blink On Additional paper is detected when a
paper jam has occurred.
Error 638 : J1: Paper Transport Path
Blink On Additional paper is detected when a
paper jam has occurred.
Error 639 : J2: Paper Exit Path
Error 640 : J4: Duplex Entry Path
Blink On Additional paper is detected when a
paper jam has occurred.
Error 641 : J5: Duplex Reversal Path
Error 642 : J3: Duplex Transport Path
Blink On Something is wrong with the toner
sensor.
This status is indicated in Shipping
Mode only.
If the same error is detected in
FACTORY Mode, it is indicated as
service call of 163.
Error 543 : Black
Blink On Something is wrong with the toner
sensor.
This status is indicated in Shipping
Mode only.
If the same error is detected in
FACTORY Mode, it is indicated as
service call of 163.
Error 543 : Black
6. Troubleshooting procedure
Error
code
Error
637
Error
638
Error
639
640
Error
641
642
Error
543
Error
543
6-19 /