Oki B721

Oki Data CONFIDENTIAL
45487001TH Rev.1
6-35 /
6. Troubleshooting procedure
(3) Error code numbers and locations of paper jams
Whenpaperjamsoccurorpaperremainsintheprinter,“PaperJam”,or“PaperRemain”is
displayed on the operation panel.
By pressing the Help button, a method to remove the paper is displayed, so remove the
paper in the printer according to the remedy displayed.
In addition, refer to paper removal methods described on the reference pages given in the
table on the right.
Message on the display screen Error code(s) Reference page
Open Cassette
PaperJam
%Tray%
391, 392, 393,
394
page 6-37
Open Cassette
Paper Remain
%Tray%
631, 632, 633,
634
Open Cover
PaperJam
Front Cover
372 page 6-38
Open Cover
PaperJam
Front Cover
380
page 6-40
Check Paper
Paper Multi Feed
%Tray%
401
Open Cover
PaperJam
Front Cover
390
page 6-41
Open Cover
Paper Remain
Front Cover
637
Open Cover
PaperJam
Top Cover
381
page 6-42
Open Cover
Paper Remain
Top Cover
638
Open Cover
PaperJam
Top Cover
382, 383, 385
page 6-44
Open Cover
Paper Remain
Top Cover
639, 640
Check Duplex Unit
PaperJam
370, 371, 373
page 6-46
Check Duplex Unit
Paper Remain
641, 642
<HELP> button
<ATTENTION> indicator
Message on the display screen
Display Screen when the <HELP> button is pressed
Error Code Scroll display upward
Scroll display downward