PS Engineering Inc. ®
PAR100EX Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-760-0000
Page 2-11
Rev. 11, Feb. 2013
2.
Relocate the red jumpers so it matches the picture below.
Jumpers set for 12 V Operation
Jumpers set for 24V operation
Jumpers set for 12V operation
Jumpers set for 24V operation
2.10 Adjustments
The PAR100EX is factory adjusted to accommodate the typical requirements for most aircraft configura-
tions. There are three adjustments accessible through the top cover (see §2.8) that allow the installer to
fine tune the specific functions.
Unswitched Input 3 Volume (US3), adjust from 50% to 200% of input value. Turn
counterclock-
wise
to increase gain.