121Dialog 4223 Professional/Dialog 4225 Vision
Installation
Installation
Install cables
You can put the cable to the handset in the notch underneath the
telephone. The cable to the exchange has to be plugged in “LINE”
and the handset cable has to be plugged in “HANDSET”.
Change cables
To remove a cable, use a screwdriver to unlock the stop.
Handset cable to the left Handset cable to the right
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