
4.3 Connecting the power supply and inserting the batteries
Insert the provided batteries into the Central with proper polarity.
The batteries only serve in buffering the Central if the mains power fails. The
Central is not suitable for continued battery operation.
Connecttheprovidedplug-inadaptertotheCentral(socketforDC-plugontheside
oftheCentral(L)).
ThegreenLED"Power"ispermanentlyilluminatediftheCentralisprovided
with power via the plug-in adapter. This LED will flash green if the batte-
ries are supplying the power to the Central. If the Central is operating on
theplug-inadapterwithoutanybatteriesinstalled,theyellow"Service"LEDwillbe
illuminated.
AssoonastheCentralissuppliedwithpower(afterinsertingthebatteries),theCen-
tral begins with the boot process. This takes approx. 45 seconds. During the boot
procedure,theyellowLED"Service"ashes.
Caution! Danger of explosion if battery is replaced improperly.
Used batteries are not to be disposed of with the house-hold waste!
Please dispose them at your local battery collection point!
4.4 Requirements on the computer used for operating the
Central
Installingthe"HomeMaticWebUI"softwareisnotrequired.ThisWebapplicationis
installed on the HomeMatic Central and runs there, independent of the connected
PC. Only the display and access to the operating functions is does via the Internet
BrowserthatisnormallyalreadyinstalledontheuserPC(e.g.Microsoft
®
Internet
Explorer7(orhigher),MozillaFirefox
®
2(orhigher)).
If there is no Browser installed on your PC, please install the Web-Browser Mozilla
Firefox
®
from the CD provided according to the instructions in the WebUI operating
instructions.
The HomeMatic WebUI asks for minimum system requirements and offers recom-
mendations for the configuration depending on the system so that the user interface
can be used optimally.
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