PS Engineering PAC24 Installation And Operation Manual page 11

Switch
1 ON
2 OFF
2.3.2.6 Backlighting / Swap – J3, pin 18 configuration
The installer has the option of implementing PS Engineering's patented "Swap" function, which allows the
pilot to switch between Com 1 and Com 2 with an external switch. The Swap command is controlled
through the unused backlight input, and selected by the internal DIP switch.
Switch
1 ON
2 OFF
2.3.2.7 Backlighting / Swap – J3, pin U configuration
Switch
3 ON
4 OFF
2.3.2.8 Backlight 14/28V
2.3.2.9 Expansion Mode / Telephone S5 configuration
Switch
1 On
4 On
NOTE: Set both audio panels the same in a dual installation
200-240-0010
PS Engineering
PAC24 Series Audio Selector Panel and Intercom System
Installation and Operator's Manual
S2
CVR Output
S4
14 V lighting
control
S4
28 V lighting
control
Switc 14 V
h
1 On
2 Off
3 Off
4 On
14 V Aircraft
Pin 18= 14 V input
Pin U=Swap
S5
Expansion Unit Present (11606 installed)
Duplex Telephone mode for Com 5
Page 2-4
OFF
IRS Playback Input
ON
OFF
Swap switch
ON
OFF
Swap switch
ON
28V
Off
On
On
Off
28 V aircraft
Pin 18=Swap
Pin U =28 V input
Rev. 13, Sept. 2007