Hardware Manual

Table Of Contents
144 Maintenance
Replacing the control panel battery
The battery is housed on the rear of the control panel. Replace with a new CR 2032
battery. Dispose the old battery according to local disposal rules or applicable laws.
Replacing safety functions modules (FSO-12, option
+Q973)
Do not repair safety functions modules. Replace a faulty module with a new one as
described under Installation of safety functions modules on page 119.