Kyocera FS-1300D Operation Manual page 80

Indicator Meaning
The printer is receiving data.
Printing resumes when the [GO] is pressed.
The printer is printing the last page after waiting.
Printing is possible.
Offline status. You cannot print, but the printer can receive data.
The printer returns to online status when the [GO] is pressed.
The printer is in sleep mode.The printer returns to online status
when the [GO] is pressed, the cover is opened and closed, or the
printer receives the print jobs.
5-6 Troubleshooting