Maintenance And Cleaning; General Information About Radio Operation - HomeMatic CCU3 Montage- Und Bedienungsanleitung

Troubleshooting
case, a software update has to be carried out via the re-
covery system.
To start the recovery system, proceed as follows:
Unplug the cable of the power supply unit (D) of
•
the CCU3 to disconnect the power supply. Wait
for 5 seconds.
• Press and hold down the system button (A) for
at least 5 seconds, while plugging in the network
cable for power supply.
• Release the system button again.
The Central Control Unit now starts the recovery system.
Meanwhile, the device LED (A) starts to flash magenta
slowly.
As soon as the recovery system is completely booted up,
the device LED permanently lights up magenta.
Entering the IP address of your CCU3 in your web brows-
er will take you to the homepage of the recovery system.
Depending on the network infrastructure used, it
may occur that the CCU3 is reached via another
IP address during active recovery system than du-
ring normal operation, as DHCP is activated du-
ring the recovery system of the CCU3.
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Maintenance and cleaning

The product does not require any maintenance.
Enlist the help of an expert to carry out any re-
pairs.
Clean the device using a soft, lint-free cloth that is clean
and dry. Do not use any detergents containing solvents,
as they could corrode the plastic housing and label.
10 General information about radio
operation
Radio transmission is performed on a non-exclusive
transmission path, which means that there is a possibil-
ity of interference occurring. Interference can also be
caused by switching operations, electrical motors or de-
fective electrical devices.
The range of transmission within buildings can
differ greatly from that available in the open air.
Besides the transmitting power and the reception
characteristics of the receiver, environmental
factors such as humidity in the vicinity have an
important role to play, as do on-site structural/
screening conditions.
Hereby, eQ-3 AG, Maiburger Str. 29, 26789 Leer/Germany
declares that the radio equipment type Homematic
Maintenance and cleaning
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