HP LD5535 55-inch LED Digital Signage Display - Manual (Page 21)

Diagnosis
The Diagnosis section shows display activities and failures.
Item Description
Backlight Lamp Status (only available on select models)
Power Power status
Ambient Light Sensor Adjust the frequency of the ambient light (only available on select models)
Elapsed Operating Time Total elapsed power on time of display (hours)
Temperature (inside) Temperature inside the display
Controlling a display
The Control tab allows you to control the selected display.
NOTE: Screen image content varies based on model.
Display configuration 15