Siemens SIMATIC IPC427E Operating Instructions Manual page 77

Procedure - Removal
NOTICE
Date and time setting are lost
The time setting is cleared if it takes more than 30 seconds to replace the battery. The
device time is no longer synchronized. Timer-controlled programs will no longer run or run
at the incorrect time. This may damage the plant.
Set the device time again.
1. Remove the indicated screws, pull the
cover panel in direction of the arrow and
lift it off.
2. Carefully remove the connector.
3. Remove the battery holder from the en-
closure guide.
4. Remove the battery from the battery
holder.
Procedure - Installation
Install the device by following the same steps in the reverse order.
SIMATIC IPC427E
Operating Instructions, 09/2017, A5E37454814-AB
Device maintenance and repair
7.3 Installing and removing hardware
77