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To be noted before you replace the battery
NOTICE
Risk of damage!
The lithium battery may only be replaced with an identical battery or with a type
recommended by the manufacturer (Order No.: A5E00331143).
Risk of explosion and release of harmful substances!
For this reason, do not burn lithium batteries, do not solder on the cell body, do not open,
do not short circuit, do not reverse polarity, do not heat above 100°C, dispose of correctly,
and protect against direct sunlight, dampness and dew.
Disposal
NOTICE
Batteries must be disposed of in accordance with local regulations.
Preparation
Note
For the BIOS setting "Profile: Standard" the configuration data of the device is deleted when
the battery replacement takes more than 30 seconds.
For the BIOS setting "Profile: User" the configuration data of the device is retained; only the
date and time has to be reconfigured.
The content of the SRAM is lost if the battery replacement takes more than 30 seconds.
1. Note down the current settings of the BIOS Setup.
2. Isolate the device from mains and disconnect all connection cables.
SIMATIC HMI IPC677C
Operating Instructions, 04/2013, A5E02722710-04
WARNING
A list in which you can note down this information is found in the BIOS manual.
Note
You can also replace the battery while the device is running; do not touch anything with
the device in this case. We recommend switching off the device beforehand.
11.8 Removing and installing hardware components
Service and maintenance
139
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