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Honeywell
MK XXII EGPWS Installation Manual
CAGE CODE: 97896 SCALE: NONE SIZE: A DWG NO: 060-4314-225 REV: C
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Table E 3.1.6-9 Non-Integrated EFIS 40/50 (Honeywell/Bendix)
DISPLAY CONFIGURATION GROUP 7 (NON-INTEGRATED EFIS 40/50)
Function Value
Display Type Bendix Non-Integrated EFIS 40/50
Sweep Type Sweep range +/- 60 degrees
Category 7, Options Select Group #1
TA&D Alternate Pop Up: False TA&D Alternate Pop Up: True
Auto Pop Up
Pop Up when display is in the
proper mode.
Never Pop Up
Category 7, Options Select Group #1
Peaks Enabled: False Peaks Enabled: True
Peaks Mode (Peaks
Elevations are in Terrain
Image, replacing “TERR”)
Peaks Off Peaks On
Manual select Anytime WXR is on and display is in proper Mode
Manual deselect Anytime
Auto Range No
Moving Marker No
Overlay Page Yes; “TERR” at upper right corner of display.
Display bus type Standard ARINC 453
DISPLAY BUS #1
453TX_1
CONNECT TO:
A = J1-58
B = J1-59
Terrain Display data to switching relay/Symbol Generator
DISPLAY BUS #2
453TX_2
CONNECT TO:
A = J1-56
B = J1-57
Terrain Display data to switching relay/Symbol Generator
DISPLAY INPUT CONTROL GROUP 2
CHANNEL
429_422RX_1
CONNECT TO:
WX-IND 429 out (range)
Bus 1 (Low Speed)
Fault Designation: DISPLAY BUS 1
Bus Type: Basic
A = J2-37
B = J2-36
Data
Mode (Display Word 1)
Range (Display Word 2)
Discrete Word (VP)
Label
270
271
273
Sig. Bits
Discrete
Discrete
Discrete
Range
Mode, Tilt, Gain
5-320NM
VP Mode, Bit 11
Signal Type
Basic
Basic
Basic
Resolution
N/A
N/A
N/A
Rate
100 ms
100 ms
100 ms
CHANNEL
429RX_3
CONNECT TO:
WX-IND 429 out (range)
Bus 2 (Low Speed)
Fault Designation: DISPLAY BUS 2
Bus Type: Basic
A = J2-41
B = J2-40
Data
Mode (Display Word 1)
Range (Display Word 2)
Discrete Word (VP)
Label
270
271
273
Sig. Bits
Discrete
Discrete
Discrete
Range
Mode, Tilt, Gain
5-320NM
VP Mode, Bit 11
Signal Type
Basic
Basic
Basic
Resolution
N/A
N/A
N/A
Rate
100 ms
100 ms
100 ms
CONN PIN # REFERENCE NAME PIN FUNCTION Polarity/Configuration
J1-32 GND_DISC_12 Display Select Discrete #1 Type 1 (Momentary)
Gnd = Display Select Toggle
<not> Gnd = Normal
J1-31 GND_DISC_13 Display Select Discrete #2 Type 1 (Momentary)
Gnd = Display Select Toggle
<not> Gnd = Normal
OUTPUT 429 BUS GROUP 0
Channel Pins Comments
429TX_1 (Low Speed) A = J2-43 B = J2-42 Transmits (Section 7) Label sets: 7.1.1.x, 7.1.2.x, 7.1.3.x and 7.1.4.x
429TX_2 A = J2-26 B = J2-9 No Connection (No Data Output)
Integration note:
When interfacing to a single display controller configuration the bus must be connected to both EGPWS input channels. This
prevents the EGPWS from reporting an external bus fault on the second channel.