Product description
Controls and displays
3
l
12
EDSMF2181IB EN 3.0
LED status displays
Pos. Colour State Description
0
(M)
yellow
on The ModemCAN 2181 is ready for operation.
blinking Active communication over the telephone network
1
(E)
red
on l Operation via the diagnostic interface:
No device is connected to the diagnostic interface.
see ^ 40 l Operation via CAN:
ERR LED
2
(R)
green
on l Operation via the diagnostic interface:
A device is connected to the diagnostic interface.
see ^ 40 l Operation via CAN:
RUN−LED
3
(P)
green on The ModemCAN 2181 is supplied with voltage.
) Note!
Refer to the instructions on the signals provided by the ERROR LED and RUN
LED in the Troubleshooting chapter (¶ 65).
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