Jetter JM-204-480, User Manual, Page: 91 / 126

JetMove 204-480 12 Ethernet Interface (Option)
Jetter AG 91
12.3 Logic Circuit LEDs, Mode Selector
12.3.1 LEDs
The current state of the LED can be queried in register 10182.
.
Note!
If the proper cable is not available, the uplink port of a switch/hub can be used.
The pin assignment of an uplink port allows connection of terminals or can be
switched over.
Some devices are provided with an automatic crossover function which ensures
automatic adjustment to the cable and distant station.
Logic Circuit LEDs
ERR (red LED) Flashes shortly at initializing.
It remains lit in case of an initialization
error at the Ethernet interface
RUN (green LED) Flashes regularly at correct functioning
of the Ethernet interface
LED Error Messages
Following power-up the red LED (ERR)
and the green LED (RUN) are flashing The switch is in LOAD position.
The boot loader is running.
The operating system of the Ethernet
interface is neither being checked, nor
has it been started.
After start-up, the red LED (ERR)
flashes three times, after this, both
LEDs, red (ERR) and green (RUN) are
flashing simultaneously The switch is in RUN or STOP position.
The boot loader is running.
There is no valid operating system of
the Ethernet interface.
The red LED (ERR) and the green LED
(RUN) are flashing alternately during
runtime Fatal operating system error of the
Ethernet interface