Main Indicator Configuration; Main Indicator Calibration And Checkout; Main Indicator Interconnect - Garmin GPS 400W Installation Manual

4.4.2.4 Superflags
MAIN LATERAL SUPERFLAG
MAIN VERTICAL SUPERFLAG
The output supplies not less than 500 mA on a 28 volt system and 250 mA on a 14 volt system with the
output voltage not less than (AIRCRAFT POWER –1.5 VDC) when the flag is to be OUT OF VIEW.
The output voltage with respect to ground is less than 0.25 VDC when the flag is to be IN VIEW.
4.4.2.5 OBS
MAIN OBS ROTOR C
MAIN OBS ROTOR H (GROUND)
MAIN OBS STATOR D
MAIN OBS STATOR E (2.5V COMMON OBS)
MAIN OBS STATOR F
MAIN OBS STATOR G (2.5V COMMON OBS)
MAIN OBS ROTOR C and H are a buffered output that is intended to drive the OBS rotors. MAIN OBS
STATOR D and MAIN OBS STATOR F are each phase and amplitude shifted version of the MAIN
ROTOR C output. Each pair is intended to read one of the two windings of the indicator's OBS stator.
4.4.3

Main Indicator Configuration

None.
4.4.4

Main Indicator Calibration and Checkout

Refer to Section 5.3.11 for the main CDI/OBS checkout.
4.4.5

Main Indicator Interconnect

Refer to Figure H-7 for the generic main indicator interconnect. Refer to Figure H-8 for the interconnect
between a GNS 430W and a Bendix/King KI 209A. Refer to Figure H-9 for the interconnect between a
GPS 400W or GNC 420W and a Bendix/King KI 208A.
Page 4-8
Rev. G
Pin Name
Pin Name
Connector Pin
P4001 17
P4001 18
Connector Pin
P4001 31
P4001 32
P4001 33
P4001 34
P4001 35
P4001 36
400W Series Installation Manual
I/O
Out
Out
I/O
Out
Out
In
Out
In
Out
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