TM 55-1510-220-10
Table 2-7. Caution/Advisory Annunciator Panel Legend (sheet 1 of 2)
CAUTION/ADVISORY ANNUNCIATOR
NOMENCLATURE
COLOR
CAUSE FOR ILLUMINATION
No. 1 DC GEN
Yellow
No. 1 engine generator off the line
No. 1 INVERTER
Yellow
No. 1 inverter inoperative
REV NOT READY
Yellow
Propeller levers are not in the high RPM, low pitch position, with
the landing gear extended
No. 2 INVERTER
Yellow
No. 2 inverter inoperative
No. 2 DC GEN
Yellow
No. 2 engine generator off line
No. 1 EXTGH DISCH
Yellow
No. 1 engine fire extinguisher discharged
No. 1 NAC LOW
Yellow
No. 1 engine has 20 minutes fuel remaining at sea level, normal
cruise power consumption rate
CABIN DOOR
Yellow
Cabin/cargo door open or not secure
No. 2 NAC LOW
Yellow
No. 2 engine has 20 minutes fuel remaining at sea level, normal
cruise power consumption rate.
No. 2 EXTGH DISCH
Yellow
No. 2 engine fire extinguisher discharged
No. 1 VANE FAIL
Yellow
No. 1 engine ice vane malfunction. Ice vane has not attained proper
position
BATTERY CHARGE
Yellow
Excessive charge rate on battery
PROP SYNC ON
Yellow
Synchrophaser turned on with landing gear extended
No. 2 VANE FAIL
Yellow
No. 2 engine ice vane malfunction. Ice vane has not attained proper
position
DUCT OVERTEMP
Yellow
Excessive bleed air temperature in environmental heat ducts
IFF
Yellow
Transponder fails to reply to a valid mode 4 interrogation
No. 1 NO FUEL XFR
Yellow
Auxiliary fuel tank on side of No. 1 engine not transferring fuel into
nacelle tank
No. 2 NO FUEL XFR
Yellow
Auxiliary fuel tank on side of No. 2 engine not transferring fuel into
nacelle tank
No. 1 LIP HEAT
Yellow
Failure of lip heat valve to conform to selected position or in transit
No. 2 LIP HEAT
Yellow
Failure of lip heat valve to conform to selected position or in transit
INS
Yellow
Inertial navigation system's cooling fan is off or an INS malfunction
that illuminates the WARN annunciator on the CDU
No. 1 LIP HEAT ON
Green
No. 1 engine air scoop heat switch is on
No. 2 LIP HEAT ON
Green
No. 2 engine air scoop heat switch is on
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