Display and control panel
Leuze electronic
LSIS 4xx
i
43
TNT
35/7-2
4
V
7.2.3
LED status displays
PWR LED
off
Device OFF
- no supply voltage
flashes green
Device ok, initialization phase
- no inspection possible
- voltage connected
- self test running
- initialization running
- check program is activated
green continuous light Device ok
- inspection mode
- self test successfully finished
- device monitoring active
orange continuous light Service mode
- configuration mode
- configuration via webConfig
flashes red
Device ok, warning set
- inspection mode
- temporary operating fault
- for details, see "Error signaling via LED" on page 51
red continuous light
Device error / parameter enable
- no inspection possible
- for details, see "Error signaling via LED" on page 51
BUS LED
off
No supply voltage
- no communication possible
flashes green
Bus initialization
- can be very short, 1 pulse
green continuous light BUS ok
- device ready for sending/receiving
flashes red
Communication error
- UART error (frame error, parity error, …)
