Oki B4100 - Manual (Page 537)

40055101TH Rev.4 537 /
B2.3.3 Recoverable Errors
The three recoverable errors are listed in the table below.
Status
2'nd tray route open
Description and Supervising Sensor
Paper supply route from the option 2'nd tray to the main body is open,
recording paper of the 1'st tray is being replaced.
No paper in 1'st cassette
No paper in 2'nd cassette
No paper has been detected by the 1'st tray's paper sensor.
No paper has been detected by paper sensor in "1" state.
Response from the option tray indicated no paper in 2'nd tray.