Bose Aviation Headset Series II Owner's guide - Page 17

Using the Bose® Aviation Headset Installed DC power connector An optional installed connector is available for pilots who want to use their plane's DC power, instead of the battery pack, with the portable adapter cable. The connector's small size allows it to be installed in a convenient location in the control panel, for example, near the headphone and mic jacks. Installing the DC power connector Note: This installation must be done by mechanics qualified to perform this type of avionics installation for the aircraft in which the installed connector will be used. 1. Install the wires from the DC power connector into the plane. The pinout for the connector is as follows: Pin Wire Description 1 Red Headset power (7-32 Volts DC). Use a .5 amp fuse or circuit breaker. 2 Black System ground. Connect to the existing audio ground. 2. Plug the headset adapter power plug into the connector. Figure 10 Inserting headset plug into the connector Figure 11 Location of headphone and microphone receptacles in a typical plane's control panel 3. Insert the headphone and microphone plugs into their receptacles in the aircraft's control panel. 17