System configuration and system status (web interface)
6.2 Information
Power Line Booster
82
Operating Instructions, 11/2019, A5E36203125A-AG
Rescue mode
This error indicates that the PLB is restarted with the Rescue firmware after a fatal error. For
more details on this error, see the Log tables (Page 85). Contact SIEMENS Support
Log backup available
A backup of the log files is created before the restart in Rescue mode. This is the
corresponding signal. See the backup log files to determine the cause of the error and
forward them to Siemens Support (
) as needed.
You can download and reset the log backup via "Download & Save (Page 89)".
Right modem inserted
The PLB may only be operated with a modem inserted on the left. This error indicates that
the modem is inserted on the right. Insert the modem into the left slot.
Error at left modem
This error indicates that the communication between base and left modem is faulty or that
the modem is defective. Check the contacts or replace the modem.
Modem Core Dump available
When the modem firmware is restarted after a fatal error, a core dump including all log files
of the modem is created for diagnostic purposes. You can download the core dump (see
Modem Core Dump (Page 119)) and forward it to the SIEMENS Support (
Overvoltage on PL
This error indicates that an overvoltage was detected on the Powerline rail instead of the
42 V. This is a wiring error.
WARNING
A voltage that is dangerous to the touch is present on all Powerline rails and all cables and
plant units connected to them.
Measure: Shut down plant!
Short circuit PL A to PE or short circuit PL B to PE
The PLB has detected a short circuit between the Powerline rail "A" or "B" and the protective
earth (PE).
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