Speco Technologies PL-120SA - Manual (Page 7)

7
MUSIC ON HOLD AND PHANTOM POWER JUMPER POSITIONING
These adjustments are to be made by qualified technical personnel – Be certain unit is
disconnected from A/C power source prior to removing unit’s cover or electrical shock or injury
may result. The unit provides a Phantom Power DC 15V for condenser microphone .
Jumper location is to enable (ON) or disable (OFF) Phantom Power feature.
Note: Units come with Phantom Power enable (ON).
Jumper location to select AUX input for music on hold output.(MOH on above
diagram)
Note: Units come with jumper set on AUX-1.