TM 55-1510-219-10
CHAPTER 4
MISSION EQUIPMENT
Section I. MISSION AVIONICS
4-1. MISSION
AVIONICS
OPERATING
INSTRUC-
TIONS.
Operating instructions for mission avionics equipment
are published in Chapter 3.
4-2. MISSION CONTROL PANEL.
The mission control panel (fig. 4-1), mounted on the
copilot's sidewall, contains three sections.
a. The
top
section
contains
the
mission
caution/advisory annunciator panel. Refer to Table 4-1.
b. The center section of the mission control panel
contains the instruments used to monitor the mission
equipment.
These
instruments
are
the
DC
volt/ammeter, AC loadmeter, the antenna azimuth
indicator and controller.
c. The bottom section of the mission control panel
contains the mission equipment control switches and the
mission equipment circuit breakers. Refer to Table 4-2.
Table 4-1. Mission Annunciators
MSN OVERTEMP
Yellow
Mission equipment is over heating.
CRYPTO ALERT
Yellow
Coded messages being received.
PWR SPLY FAL/LT
Yellow
Mission power out of tolerance.
CALL
Yellow
Receiving transmission on VOW.
3 O AC OFF
Yellow
Three phase AC power fault.
BATT FEED OFF
Yellow
Ground fault detected in battery.
MISSION POWER
Yellow
Mission power is off.
LINK MODE
Yellow
WBDL fault in link or contact.
RADOME HOT
Yellow
Radome heat is too high.
LINK SYNC
Yellow
WBDL has synchronization fault.
SPCL EQPT OVRD
Yellow
Mission power switch is in override.
DIPLEXER PRESS
Yellow
Diplexer has lost pressurization.
TWTA STANDBY
Yellow
WBDL is in standby mode.
ANT MALF
Yellow
Boom antenna is out of position.
ANT STOWED
Green
Boom antenna is in horizontal position.
ANT OPERATE
Green
Boom antenna is in vertical position.
RADOME HEAT
Green
Radome heat is on.
MISSION AC ON
Green
Mission AC is on.
DAT LINK UPDATE
Green
INS is updating with information from Data Link.
TACAN UPDATE
Green
INS is updating with information from TACAN.
MISSION DC ON
Green
Mission DC is on.
WAVE GUIDE
Green
Wave guide is pressurized.
EXT AC PWR ON
Green
External AC power is on.
EXT DC PWR ON
Green
External DC power is on.
BT00996
4-1
