1.2.
LED Indicators
LED Positions
The NFR2000/NFR2001 frame has 4 LEDs: 1 for each power supply and 2 on the front plate. In the image
below, the PSU LEDs are indicated in red and the Front LEDs are in green:
The above image illustrates the broadcast version of the NFR2000/NFR2001 frame. On the
datacenter version, front-plate LEDs (in green) are also present on the unit, but the PSU LEDs
are on the back.
LED Functions
The following tables explain the meanings of the various indicators.
PSU LEDs
Green constant
Green blinking
Red constant
Red blinking
Orange constant
Orange blinking
Front Plate LEDs
Green constant
Green blinking
Orange constant
Orange blinking
Red blinking
Green fast-blinking
4 | February 2022 | Issue 4.9.C
Description
Power present, controlled, no errors
Power present, not controlled, no errors
No power present or AC/DC (NFR2000) / DC/DC (NFR2001) converter defect,
controlled internal communication error.
No power present or AC/DC (NFR2000) / DC/DC (NFR2001) converter defect,
or uncontrolled / fan error
Fan override, controlled
Fan override, not controlled
Description
Application running
No application present, updating
Booting
Warning, see menu for cause
Error, see menu for cause
"Where am I?" function, manually triggered in the settings
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