Setup Manual Page 89
E Troubleshooting
Disconnect the power cable before doing any maintenance to the
device.
E.1 Recovery Function
The recovery function helps to set all device parameters to factory defaults after a fatal
system breakdown.
The recovery key is necessary to invoke the recovery procedure.
Picture 73: Recovery Key
A recovery key is delivered with every device;
it is marked with the label Recovery.
Important: The recovery function resets the IP address to the factory default value of
192.168.1.50. It may be necessary to use the crossover cable and change
the network settings on the local computer.
E.1.1 Important Notes Before Recovering to Factory Defaults
The steps described in the following should only be executed after a fatal system
breakdown!
Write down the values for the IP address, subnet mask and gateway of the device
before starting the recovery sequence.
After recovering to the factory default values, a firmware update has to be executed!
Make sure an update file is available on the local computer.
After recovering to the factory defaults, all adjustment procedures described in the
previous sections have to be executed again!
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