Maintenance and service
12.4 Installing and removing hardware components
SIMATIC Panel PC 877
12-26 Operating instructions, Release 07/2006, A5E00877780-01
Preparation
Note
The configuration data of the device are deleted when the battery is replaced.
5. Note down the current settings of the BIOS Setup.
A list in which you can note down this information is found in the BIOS manual.
6. Disconnect the device from mains and unplug all cables.
Replacing the battery
Follow the steps outlined below:
Steps for replacing the battery
1 Open the device.
2 Disconnect the plug (1) and take the
battery (2) out of the retainer.
3 Place a new battery in the holder and
reconnect the battery plug.
4 Close the device.
Reconfiguring the BIOS Setup
When a battery is exchanged, the configuration data of the device are lost and must be
reentered in the BIOS setup.
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