Installation guide

HOW TO USE
If you have a HFAI button on your voice terminal and you want your intercom
calls answered automatically:
1 Touch HFAI or touch HFAI/Mic.
The green light flahes on BIS-10 and 10-Button HFAI models when active on a call and
remains steady on all other BIS models.
HFAI/
Mic.
MERLIN Plus System Features 5-79