Honeywell
MK VI MK VIII EGPWS Installation Design Guide
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CAGE CODE: 97896 SCALE: NONE SIZE: A DWG NO: 060-4314-150 REV: SHEET 131
SECTION VI - MK VI GPWS to MK VI/VIII EGPWS Signal Mapping
Connector Pin-Out Sorted By Pin Number (USE FOR REFERENCE ONLY)
shaded area indicates function change X=Indicates same function
Signal Name –MK-VI GPWS (965-0686-001, -020) Signal Type Same Conn/Pin Signal Type
< IN Out > Signal Name -MK-VI/MK VIII EGPWS (Enhanced)
Roll Attitude Synchro (X) Synchro XJ1-01 < AC Analog3W1 Roll Attitude Synchro (X)
Chassis Ground GND J1-02 < AC Analog3W3 Roll Attitude Synchro (Z)
Spare #1 Program Pin ProgPin J1-03 < AC Analog3W1 Magnetic Heading Synchro (Z)
Alternate Airspeed Expansion Program Pin ProgPin J1-04 < AC Analog (H) 26 VAC Reference #1 (H)
Fixed Landing Gear Program Pin ProgPin J1-05 < AC Analog3W1 Pitch Synchro (X)
Audio Volume Control #2 Program Pin ProgPin J1-06 < AC Analog3W3 Pitch Synchro (Z)
200’ Altitude Callout Program Pin ProgPin J1-07 < AC Analog3W2 Pitch Synchro (Y)
Radio Altimeter ALT 55 Scale Program Pin ProgPin J1-08 < 28vDisc Autopilot Engaged Discrete (+28VDC)
Barometric Altitude Rate Validity (+28VDC) Discrete XJ1-09 < 28vDisc Barometric Altitude Validity (+28VDC)
Glideslope Deviation Low Level Validity (L) DC-AnalogL XJ1-10 < Analog (-) Glideslope Deviation Low Level Validity (-) and
Localizer Deviation Low Level (-Left)
Glideslope Deviation Validity (+28VDC) Discrete XJ1-11 < 28vDisc Glideslope Deviation Validity (+28VDC)
Spare Reserved XJ1-12 < GDisc Terrain Awareness & TCF Inhibit Discrete (GND)
Altitude Callouts Volume Reduction Discrete (GND) Discrete XJ1-13 < GDisc Mode 6 Low Volume Discrete (GND)
GPWS Flap Override Discrete (GND) Discrete XJ1-14 < GDisc Flap Override Discrete (GND) (from FLAP OVRD SW)
Glideslope Manual Cancel Discrete (GND) Discrete XJ1-15 < GDisc Glideslope Cancel Discrete (Gnd) (from GS Cancel
SW)
Landing Gear Discrete (GND) Discrete XJ1-16 < GDisc Landing Gear Discrete (GND)
External GPWC Audio Suppression Discrete (GND) Discrete XJ1-17 < GDisc Audio Inhibit Discrete (GND)
Landing Flap Discrete (GND) Discrete XJ1-18 < GDisc Landing Flaps Discrete (GND)
ILS Backcourse Approach Selected Discrete (GND) Discrete XJ1-19 < GDisc Glideslope Inhibit Discrete (GND )
ILS Frequency Selected Discrete (GND) Discrete XJ1-20 < GDisc ILS Tuned Discrete (GND)
Roll Attitude Synchro (Y) Synchro XJ1-21 < AC Analog3W2 Roll Attitude Synchro (Y)
Spare Reserved J1-22 < AC Analog3W1 Magnetic Heading Synchro (X)
Spare Reserved J1-23 < AC Analog3W2 Magnetic Heading Synchro (Y)
Landing Flap Logic Inversion Program Pin Progpin J1-24 < AC Analog (L) 26 VAC Reference #1 (L)
Alternate Mode 4B Threshold Program Pin Progpin J1-25 5Vref+ >Air Temperature Reference (+5VDC)