NI PXI-5404
LEDs
The NI PXI-5404 has two LEDs to indicate status: ACCESS and ACTIVE.
ACCESS LED
The ACCESS LED indicates basic hardware status.
| Color | Indications |
|---|---|
| Off | Device is not ready, not yet functional, or the device has detected a problem with a power rail. |
| Amber | Amber indicates that the device is being accessed. |
| Green | The device is ready to be programmed by a driver. |
ACTIVE LED
The ACTIVE LED indicates the state of the device.
| Color | Indications |
|---|---|
| Off | Device is disabled or in a stopped state. |
| Amber | Indicates that the device is armed and waiting for a Start trigger. Also used to indicate that a device is paused. |
| Green | Indicates that the device is generating a waveform. |
| Red | The device has detected an error. Software must access the device to determine the cause of the error. The LED remains red until the error condition is removed. Some example errors are:
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