PS Engineering
PAC45T Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-045-5100
Page 2-8
Rev. 2, Jan. 2019
2.5.4
CTL45T Configuration Switches
The configuration switches are located on the TOP of the CTL45T
2.5.4.1
Dimmer Voltage
As shipped, the backlight dimmer is set for 28VDC
Set Pilot/Copilot J7 switches to: on/on/on/off/off/off for 5 VDC Lighting
Set Observer/Lav J7 switches to: off/off/on/off/off/off for 28 VDC Lighting