
Product description
Controls and displays
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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
^
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
^
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 (
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