TM-5-4210-249-13-P-2

TACTICAL FIRE FIGHTING TRUCK (TFF) MODEL M1142

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL WITH REPAIR PARTS AND SPECIAL TOOLS LIST (INCLUDING DEPOT REPAIR PARTS AND SPECIAL TOOLS); PART 2 OF 4

  TM-5-4210-249-13-P-2 - Page 642 of 1452

TM 5-4210-249-13&P-2
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DRAFT
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Step 17.
Connect passenger side headset into passenger side intercom jack.
Press intercom
RADIO A button to select two-way radio (WP 0004).
Push two-way radio volume
control knob to on position.
Adjust two-way radio volume as required for normal
operations.
While an assistant operates two-way radio, check if two-way radio
communications can be heard through headset earphones.
If two-way radio communications cannot be heard through headset
earphones, go to Step 42.
NOTE
Two-way radio transmit LED will illuminate when two-way radio keys up to transmit.
Key up times will vary from time headset push-to-talk button is pressed until two-way radio
is ready to transmit depending on intercom HK-A setting.
Step 18.
While an assistant monitors two-way radio, press headset push-to-talk button and talk
into microphone.
Check if intercom keys up to transmit two-way radio.
If intercom does not key up two-way radio, go to Step 38.
Step 19.
While an assistant monitors two-way radio, press headset push-to-talk button and talk
into microphone.
Check if headset communication can be heard at two-way radio.
If headset communications cannot be heard at two-way radio, go to Step 33.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION


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