T-45C TS, ADV & IUT ENG-27/ENG-28
Engineering Review
(2) ILS frequency is tuned (108.10 to 111.95)
Automate all displays ILS deviation needles
on HSI display
C.
CNI controls and switches
1.
Controls
a.
COMM 1/COMM 2 radio system:
Sg 12, fr 50
UHF/VHF Control
Panel
(1) UHF/VHF control panels enables preset of
up to 30 operating frequencies, which
allows for ease of frequency selection while
flying formation or other demanding
maneuvers
(a) MODE control selector
(i)
OFF: power is removed from the
set
(ii) T/R: set is energized to receive
and transmit on selected channel
or frequency
(iii) T/R & G: same as for T/R
position except Guard receiver is
energized to receive on guard
frequency applicable to frequency
band selected on main receiver
(iv) DF: not functional
(v) TEST: initiates built-in-test (BIT)
for the RT. Test results are
displayed on the frequency/
channel display
•
888.888 indicates system
readiness
•
Other number combinations
indicate system problem and
require service by mainte-
nance personnel
(9-98) Original
Page 27-120
Previous Page
