TEST OR INSPECTION
Press intercom RADIO B to select SINCGARS radio (WP 0004). Turn SINCGARS
radio on (TM 9-2320-347-10). While an assistant operates SINCGARS radio, check if
SINCGARS radio communications can be heard through vehicle commander's headset
earphones, go to Step 29.
Key up times will vary from time headset push-to-talk button is pressed until SINCGARS
radio is ready to transmit depending on intercom HK-B setting.
While an assistant monitors SINCGARS radio, press headset push-to-talk button.
Check if intercom keys up SINCGARS radio.
If intercom does not key up SINCGARS radio, go to Step 26.
While an assistant monitors SINCGARS radio, press headset push-to-talk button and
talk into microphone. Check if headset communication can be heard at SINCGARS
If headset communications can be heard at SINCGARS radio, system is
operating properly. Notify Supervisor.