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This package contains all pieces to trans- RE80 form an NC4 working at 434MHz to the new TeleAlarm system working at 868.8 MHz. Receiver Main and Relay Unit 868.8MHz Antenna : T.220.001.524 Transceiver Board @ 868.8MHz: WARNING ! The device should be opened in an ESD protected environment with respect to the following precautions : discharge yourself from electros- tatic loads by touching a grounded conductive surface...
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Exchange the RF board at 434MHz by Close the housing : 868.8MHz : 1. Replug the battery connector 2. Close the housing using 4 screws 1. Remove the screw how maintains the RF board 2. Keep out the RF board carefully 3.