Airplane Flight Manual Supplement

190-00682-02 Rev. C Hawker Beechcraft C90A and C90GT King Air
Page 89 of 95
LEFT GENERATOR BUS
(GEN No. 1)
CENTER BUS
RIGHT GENERATOR BUS
(GEN No. 2)
(1) The circuit breaker in this
circuit is not accessible to the pilot
in flight.
TRIPLE FED BUS HOT BATTERY BUS STANDBY BATTERY
AVIONICS
PFD 1 – Primary Power
AHRS 1 – Primary Power
ADC 1 – Primary Power
GIA 1 – Primary Power
MFD – Power
PFD 2 – Power
AHRS 2 – Power
ADC 2 – Power
GIA 2 – Power
MFD Controller
Autopilot Mode Controller
MFD Cooling Fan
STBY Battery Charger
Voice Recorder (OPT)
Aural Warnings (OPT)
Avionics Master Power
Cabin Audio
Avionics No. 1 Bus
COM1
AUDIO 1
XPDR 1
ELECTRICAL ELECTRICAL
Bus Tie Control Battery Relay Power
Bus Tie Indicator Battery Voltmeter
ENVIRONMENTAL
Cabin Air Temperature Control
Cabin Pressure Control
L Bleed Air Control