HomeMatic CCU2 HM-Cen-O-TW-2 Series Installation And Operating Manual page 47

• The Central Control Unit now starts the recovery system. The de-
vice LEDs remain off for 10 seconds initially. Once the recovery
system has been started, all LEDs flash at the same time.
• Entering "http://homematic-ccu2" in your web browser will take
you to the homepage of the recovery system.
• First download the latest installation file for the software from the
Downloads area of the website www.homematic.com.
• Click on "Select File" in the recovery system and select the
installation file.
• Then click on "Start Recovery" to restore the software.
Once the software has been restored, you will need to register on
Power
Internet
Info
D
Notes on rectifying malfunctions
47