Upkeep And Maintenance; Replace The Backup Battery - Siemens SCALANCE WLC711 Bedienungsanleitung

Upkeep and maintenance

6.1

Replace the backup battery

To be noted before you replace the battery
Note
The service life of a backup battery is approximately 5 - 8 years, depending on the operating
conditions.
NOTICE
Risk of damage!
Always replace the lithium battery with an identical type, or with a type recommended by
the manufacturer (order no.: A5E00331143).
Disposal
NOTICE
Depleted batteries must be disposed of in accordance with local regulations.
Preparation
Note
The configuration data and contents of the SRAM in the device are buffered for at least 30
seconds.
1. Note down the current BIOS setup settings or save the settings as a user profile in the
2. Disconnect the device from the power supply.
Tool
You will need a TORX T8 screwdriver to open the battery compartment.
SCALANCE WLC711
Compact User Manual, 11/2012, A5E03740572-03
Exit menu of the BIOS Setup. You will find a list in which you can note down your entries
in the BIOS description.
6
53