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HDA eco
3 Assembly Instructions
The electronics of the HDA eco are installed in a plastic housing with a removable
housing cover.
Before the wiring work always remove the cover of the housing with the keyboard
film.
The flat ribbon cable is very sensitive and should not be pulled or twisted!
Remove the cover as follows:
Loosen the four lid screws and carefully lift the cover
Pull out the plug of the ribbon cable attached to the keyboard
Carefully disconnect the plug of the transponder antenna and pull it out
Put the cover to the side
Before HDA eco initial operation the optional socket modem has to be checked for
proper fit. A loose socket modem has to be pressed into its socket carefully. If in-
serting a socket modem the right position has to be double checked! Due to a
wrongly installed socket modem damages to the device may occur. In case of doubt
the HORN TECALEMIT Service has to be contacted.
3.1 Electric connection
The HDA eco is operated on 100V … 240V / 50 … 60 Hz. The power consumption is
about 5 W. The maximum switching current is approx. 10 A.
Work on the electrical equipment of the device may only be carried out by a quali-
fied electrician or by trained persons under the guidance and supervision of a qual-
ified electrician according to electro-technical guidelines.
For trouble-free operation, an electrical connection from the distribution box with
residual current circuit breaker must be selected!
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