EFD1000 E5 Dual Electronic Flight Instrument (EFI) Install Manual
DOCUMENT # 900-00041-001
PAGE 125-226
REVISION D
© Copyright 2019 Aspen Avionics Inc.
Figure 9-19D: Cessna 300 Navomatic to ACU Interface
Set ACU HSI TYPE = 1
Configuration Matrix
(see Section 10)
11
23
22
P3
HDG DATUM
HDG-CRS COM
HDG-CRS EXT
300 Navomatic
B
D
A
ACU
C-394A
AP
Comp
J2
10 Vac reference
Autopilot can only be connected to ACU #1 in a
dual ACU configuration.
1
2
Refer to autopilot manufacturers’ documentation for
autopilot-side integration information (including autopilot
STC compliance data) and for autopilot and flight director
checkout procedures. This drawing, as it pertains to the
non-Aspen equipment, is for reference only.
P2
7
9
18
37
+ RIGHT
+ LEFT
CA-512A
Omni
Coupler
J1
_
_
_
_
_
10
kΩ:10kΩ
4
5
6
1
2
3
T1
For T1 use a Triad SP-66 MIL No TF5S21ZZ to
isolate the 400hz common of the autopilot
computer.
2
3
_
25
HDG-CRS OFFSET
E
+4.5Vdc
