
PS Engineering
PAC24 Series Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-240-0010 Page 2-7 Rev. 25, Feb. 2015
Dual PAC24 - Pilot Panel- 28 Volt Aircraft
Dual PAC24- Copilot Panel- 28 Volt Air-
craft
Table 2-3 Dual Audio Panel DIP Switch Settings without expansion
Dual PAC24 with Expansion- Pilot Panel- 28
Volt Aircraft
Dual PAC24 with Expansion- Copilot Panel- 28
Volt Aircraft
Table 2-4 Dual Audio Panel DIP Switch Settings with expansion
Dual PAC24 Observer- Cockpit Pan-
el- 28 Volt Aircraft
Dual PAC24 Observer- Observer Pan-
el- 28 Volt Aircraft
Table 2-5 Dual Audio Panel with Observer Function, DIP switch settings
Dual PAC24 Observer w Expansion-
Cockpit Panel- 28 Volt Aircraft
Dual PAC24 Observer w Expansion- Ob-
server Panel- 28 Volt Aircraft
Table 2-6 Dual Audio Panel with observer and with Expansion
General Notes
If telephone is connected, turn SW5-4 to ON for all panels. Otherwise set it to OFF
For 14V aircraft, change SW4 1-4 to ON, OFF, OFF, ON
For CVR output, change SW2 1-2 to ON, OFF. NOTE: IRS cannot be used
For IRS, change SW2 1-2 to OFF, ON. NOTE: CVR cannot be used
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