INSTRUCTOR INTERCOMMUNICATION SYSTEM.

TM 55-6930-214-10

2 - 1 2 . IOS AREA LIGHTING. T h e I O S a r e a i s p r o v i d e d w i t h a v a r i a b l e - i n t e n s i t y

o v e r h e a d l i g h t , m a p l i g h t , a n d clip-on light to provide ambient illumination during

a n y p h a s e o f t h e t r a i n i n g . A black curtain is provided to shield the crew member

s t a t i o n from I O S l i g h t i n g .

2 - 1 3 . INSTRUCTOR INTERCOMMUNICATION SYSTEM. Headset cords and microphone switches

for each instructor art installed to permit minimum interference with the training

function. Communication on a private basis is provided for instructors, observers,

a n d the computer room. ( A v i s u a l w a r n i n g c u t i s p r o v i d e d f o r t h e i n s t r u c t o r s , a n d

an aural warning cut is provided in the computer roar.)

2 - 1 4 . TIME REFERENCES. A digital readout time-of-day clock is located above the

observer control panel on the wall to the left of the IOS.

Change 2

2-19