Topcom BUTLER 5070 - Manual (Page 68)

2.3. Base station.
Plug one end of the adapter into the power outlet and the other end into the adapter jack on the bot-
tom of the base.
Connect one end of the telephone cord with the ISDN wall phone jack (RJ45) and the other end to the
bottom of the base into the ISDN line in.
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Butler 5070
ISDN-LINE
ADAPTER