HP Designjet 9000s Printer series - Manual (Page 131)

When the system starts normally, both controllers go online and enter idle mode automatically.
Online state (idle mode) display
The printer can receive data from the computer.
When the OK key is pressed in the menu mode, the PH.RECOVERY menu appears.
Online state (print mode) display
The printer is printing.
Online state (print pause mode) display
The printer is paused.
Print stop and resume
ONLINE
The Online LED flashes
Press the OK key in the print pause mode to start the head cleaning.
Print cancel (end)
The Online LED flashes
ENWW Front panel messages and printer state 121
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