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11
Using the charger
Using the charger
Switching the charger on/off
To switch the charger on:
̈ Set the mains switch ¶ to position “I”.
The red LED POWER ²
lights up. The rechargeable batteries of the
receivers in the charger are recharged. The “Conference Control” soft-
ware detects the charger in the network.
To switch the charger off:
̈ Set the mains switch ¿ to position “0”.
The red LED POWER ² goes off. The charger is disconnected from the
mains. The rechargeable batteries of the receivers in the charger are no
longer recharged. The “Conference Control” software does not detect
the charger in the network.
If you do not use the charger for extended periods of time:
̈ Disconnect the charger for the mains by setting the mains switch ¶ to
position “0” or pull out the mains connector from the wall socket.
The red LED POWER ² goes off.
Charging the receiver rechargeable batteries
NOTICE! High switch-on voltage can blow the fuse!
If you switch on more than three chargers at the same time,
you can blow the fuse due to the high switch-on voltage!
̈ Only switch on a maximum of three chargers at the same
time, e.g. via a switchable multi-outlet power strip.
CAUTION! Danger of damage to the receivers due to over-heating!
The receivers’ built-in rechargeable batteries can get very hot
during charging and thus be damaged!
̈ Only use the charger for charging the HDE 2020 D receivers’
built-in rechargeable batteries. For more information on
the HDE 2020 receivers with their built-in Lithium-polymer
rechargeable batteries, please refer to the detailed instruc-
tion manual.
̈ Never try to charge other rechargeable batteries or non-
rechargeable batteries in the charger!