Pro Device; Replacing The Backup Battery (Pro Device) - Siemens SIMATIC IPC477D Operating Instructions Manual

7.4.2

PRO device

7.4.2.1

Replacing the backup battery (PRO device)

Requirements
● The device is disconnected from the power supply.
● The device is open, see the section "Opening and closing the backplane cover PRO
device (Page 135)".
● The power supply connector is pulled out.
● Replacement battery
Procedure
NOTICE
Time setting is lost
The time and the setup settings are deleted if it takes longer than 30 seconds to replace the
battery. The device is no longer synchronized. Time-controlled programs will no longer run
or will run at the wrong time. This may damage the plant.
Reset the device time.
1. Unplug the indicated connector on the
extension cable. The battery connector
with extension cable remains in the de-
vice.
2. Grip the marked battery and pull it up and
out of its holder.
For installation, proceed in the reverse order and reconnect the device.
SIMATIC IPC477D, IPC477D PRO
Operating Instructions, 11/2016, A5E31347228-AF
Maintaining and servicing your device
7.4 Installing and removing hardware
161