Honeywell MK VI - Manual (Page 70)

Honeywell
MK VI MK VIII EGPWS Installation Design Guide
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3.8.2 Terrain Dis play Configuration Group
This option provides the ability to specify the type of Terrain Display compatible with the aircraft configuration. A
definition of each of the entries in the Display Configuration Group tables is provided in the table below.
Function Value Reference section
Display Type Display manufacturer, model, etc.
Sweep Type The type of sweep used for terrain data (fan, standard, etc.)
Auto Pop Up Category 7, Options Select Group #1
TA&D Alternate Pop Up: False TA&D Alternate Pop Up: True
The TA&D Alternate Pop Up is set to
False or True in Category 7. If False,
Pop Up behavior for the terrain
display is described here. The TA&D Alternate Pop Up is set to
False or True in Category 7. If True,
Pop Up behavior for the terrain
display is described here.
Peaks Mode Category 7, Options Select Group #1
See Note 1 Peaks Enable: False Peaks Enable: True
Peaks Enable is set to False or True
in Category 7. The effect of setting it
to False is described here. Peaks Enable is set to False or True
in Category 7. The effect of setting it
to True is described here.
Manual select Describes if/when terrain display(s) can be manually selected
Manual deselect Describes if/when terrain display(s) can be manually deselected
Auto Range
Defines if the display data is automatically scaled and, if so, the scale used
(such as 10 nautical miles)
Moving Marker Indicates whether or not a moving marker is provided
Overlay Page
Describes where “TERR” and Peaks Elevations overlays will be located on the
display screen.
Display bus type
Defines the display bus type ‘KC Picture Bus’ (KCPB was ASPB), ‘Honeywell
Picture Bus’ or ‘ARINC 453’.
CHANNEL
TX453-1
CONNECT TO:
A = J1-58
B = J1-59
Indicates the correct connection for these pins
CHANNEL
TX453-2
CONNECT TO:
A = J1-56
B = J1-57
Indicates the correct connection for these pins
Notes: 1 Peaks Mode “(Not Available)” or “(Elevations via overlay)” shown here. Peaks mode “Not Available” means that this display
type cannot display Peaks Mode.
Table 3.8.2-1 Definition of Display Configuration Group Tables (Appendix E Section 5.3.6)
3.8.3 Display Inp ut Control Group
This input bus is connected to the display (or display controller) and transmits Range settings, Display Mode,
and Display status to the MK VI/MK VIII EGPWC. In some installations where the terrain display(s) is controlled
from one source (controller) the Range inputs to the EGPWS must be paralleled to satisfy dual input
requirements of the EGPWS.
Display Input Control Group
CHANNEL
429_422RX_1
CONNECT TO:
WXR Output 429 bus 1 Fault Designation: DISPLAY BUS 1
Bus Type: Basic
A = J2-37
B = J2-36 Data
Range
Status Reference Label Sig. Bits Range Signal Type Resolution Rate (ms)
CHANNEL
429RX_3 CONNECT TO:
WXR Output 429 bus 1 Fault Designation: DISPLAY BUS 2
Bus Type: Basic
A = J2-41
B = J2-40 Data
Range
Status Reference Label Sig. Bits Range Signal Type Resolution Rate (ms)