HomeMatic CCU2 HM-Cen-O-TW-2 Series Installation And Operating Manual page 28

Table of contents
1 Information about this manual ............................................. 29
2 Hazard information ............................................................... 29
3 General system information about Homematic .................... 31
4 General information about radio operation .......................... 31
5 Function ............................................................................... 32
6 Overview and connections ................................................... 33
7 Start-up ................................................................................ 34
7.1 Wall mounting ...................................................................... 34
7.2 Connecting the Central Control Unit to the network ............. 35
7.3 Connecting the Central Control Unit to the power supply .... 36
8 System requirements ........................................................... 36
9 Starting the WebUI user interface for the first time .............. 37
9.1 Calling up WebUI ................................................................. 37
9.2 IP address of your Homematic Central Control Unit ............ 38
9.3 Setting the date and time ..................................................... 38
9.4 Installing updates ................................................................. 40
9.5 Teaching in devices and configuring the system .................. 43
10 Information and error messages indicated by the
device LEDs ......................................................................... 43
11 Notes on rectifying malfunctions .......................................... 45
11.1 Connection via USB cable ................................................... 45
11.2 Recovery system ................................................................. 46
11.3 Duty cycle limit reached ...................................................... 48
12 Increasing memory capacity ................................................ 49
13 Maintenance and cleaning ................................................... 49
14 Scope of supply .................................................................. 49
15 Technical data ...................................................................... 50
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