LED Indicators (PXI Only)

NI Digital Waveform Generator/Analyzer

LED Indicators (PXI Only)

The NI PXI-655x has two LED indicators on the front panel, labeled ACCESS and ACTIVE. The following tables describe what each LED color indicates.

ACTIVE LED

Color Indications
Off Device not armed, not triggered, or experiencing an error.
Amber Device armed and awaiting Start trigger. If performing a dynamic acquisition operation, the device may be acquiring pretrigger samples.
Green Device received Start trigger.
Red Error condition.

ACCESS LED

Color Indications
Off Device not ready.
Amber Device being accessed by software.
Green Device ready to be programmed.
Red Running the niHSDIO Self Test VI or calling the niHSDIO_self_test function produced a failure.