User guide

Installation
BusinessPhone – Dialog 4224 Operator / Dialog 3214112
Install key panels
1 Remove the small plastic plate, marked DSS, i.e. with a
screwdriver and connect the cable.
2 Attach key panel unit.
3 Secure with screws and install stand.
Note: All key panels must be of type DBY 419 01 (three or
four key panels can only be used in newer versions of the
exchange).
Dialog4224En.book Page 112 Wednesday, April 2, 2003 3:19 AM