Connector interface, Pinout for front connectors sorted by pin number – Honeywell MK VI User Manual
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Honeywell
MK VI MK VIII EGPWS Installation Design Guide
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8 CONNECTOR
INTERFACE
8.1 Pinout for Front Connectors sorted by pin number
Table 8.1-1: Pin Assignment For Front Connectors Sorted by Pin Number
Connector -
Pin
Channel
Designation
Reference
Signal Usage Summary
J1-01
SYN_1X
Roll Attitude Synchro (X leg)
J1-02
SYN_1Z
Roll Attitude Synchro (Z leg)
J1-03
SYN_2Z
Magnetic Heading Synchro (Z leg)
J1-04
26REF_1H
26VAC Reference #1 (H)
J1-05
SYN_3X
Pitch Synchro (X leg)
J1-06
SYN_3Z
Pitch Synchro (Z leg)
J1-07
SYN_3Y
Pitch Synchro (Y leg)
J1-08
28V_DISC_09
Autopilot Engaged Discrete (+28VDC)
J1-09
28V_DISC_08
Barometric Altitude Validity Discrete (+28VDC)
J1-10
GS_VAL_L
Glideslope Deviation Low Level Validity (-) or
Localizer Deviation (+ left)
J1-11
28V_DISC_06
Glideslope Validity Discrete (+28VDC)
J1-12
GND_DISC_09
Terrain Awareness and TCF Inhibit Discrete (Ground)
J1-13
GND_DISC_08
Mode 6 Low Volume Discrete (Ground)
J1-14
GND_DISC_07
Flap Override Discrete (Ground)
J1-15
GND_DISC_06
Glideslope Cancel Discrete (Ground)
J1-16
GND_DISC_05
Landing Gear Discrete (Ground)
J1-17
GND_DISC_04
Audio Inhibit Discrete (Ground)
J1-18
GND_DISC_03
Landing Flaps Discrete (Ground)
J1-19
GND_DISC_02
Glideslope Inhibit Discrete (Ground)
J1-20
GND_DISC_01
ILS Tuned Discrete (Ground)
J1-21
SYN_1Y
Roll Attitude Synchro (Y leg)
J1-22
SYN_2X
Magnetic Heading Synchro (X leg)
J1-23
SYN_2Y
Magnetic Heading Synchro (Y leg)
J1-24
26REF_1L
26VAC Reference #1 (L)
J1-25
OAT_REF
Air Temperature Reference (+5VDC)
J1-26
(Spare)
J1-27
(Spare)
J1-28
28V_DISC_10
Magnetic Heading Validity Discrete (+28VDC)
J1-29
28V_DISC_07
Radio Altitude Validity Discrete (+28VDC)
J1-30
GS_VAL_H
Glideslope Deviation Low Level Validity (+) or
Localizer Deviation (+ right)
J1-31
GND_DISC_13
Display Selected Discrete #2 (Ground)
J1-32
GND_DISC_12
Display Selected Discrete #1 (Ground)
J1-33
GND_DISC_11
DH Discrete (Ground)
J1-34
GND_DISC_10
Self Test Discrete (Ground)
J1-35
28V_DISC_05
Landing Gear Discrete (+28VDC)
J1-36
28V_DISC_04
Audio Inhibit Discrete (+28VDC)
J1-37
28V_DISC_03
Landing Flaps Discrete (+28VDC)
J1-38
28V_DISC_02
Glideslope Inhibit Discrete (+28VDC)
J1-39
28V_DISC_01
ILS 1 Tuned Discrete (+28VDC)
J1-40
PWR_H
Power Input: 28 VDC (+)
J1-41
PWR_L
Power Input: 28 VDC (return)
J1-42
GND
Chassis Ground
J1-43
ALT_L
Barometric Altitude (-)
J1-44
OAT_L
Air Temperature (-)
J1-45
RALT_L
Radio Altitude: ARINC 552 or ALT 55 (-)
J1-46
GSDEV_L
Glideslope Deviation - Low Level (+ down)
J1-47
(Spare)
J1-48
28V_DISC_11
Localizer Validity Discrete (+28VDC)