Installation Procedures
2-20
560-0982-01 Rev A
GNS 480 (CNX80) Installation Manual
Table 2-7 I/O Expansion Connector Pin-Out (P5)
Pin #
I/O
Name
Description
Reference
44
O
Serial Ground 7/8
RS232 signal ground (or spare ground)
2.8.10.1
45
O
Aux CDI +Left
GPS CDI Left
2.8.3
46
O
Aux CDI +Right
GPS CDI Right
47
O
Aux CDI +TO
GPS TO Flag
48
O
Aux CDI +FROM
GPS FROM Flag
49
O
Aux CDI +Valid
GPS CDI Valid Flag
50
O
Aux VDI +Up
GPS VDI Up
51
O
Aux VDI +Down
GPS VDI Down
52
O
Aux VDI +Valid
GPS VDI Valid Flag
53
O
Baro Lo
Baro Correction Return (Ground)
2.8.5
54
O
Aux CDI -Valid
GPS CDI Valid Return
2.8.3
55
O
Aux VDI -Valid
GPS VDI Valid Return
56 --
RESERVED
RESERVED
57
I
Heading Valid In
Syncro Heading Valid Input
2.8.6
58 --
RESERVED
RESERVED
59 --
RESERVED
RESERVED
60
O
Dead Reck Annunciate Dead Reckoning Annunciator (active low)
2.8.7.3
61
O
Approach Annunciate
Approach Active Annunciator (active low)
2.8.7.4
62
O
Parallel Track Annc
Parallel Track Annunciator (active low)
2.8.7.5
63
O
Suspend Annunciate
Suspend Annunciator (active low)
2.8.7.6
64
O
Message Annunciate
Message Annunciator (active low)
2.8.7.7
65
O
LOI Annunciate
Loss of Integrity Annunciator (active low)
2.8.7.8
66
O
Waypoint Annunciate
Waypoint Annunciator (active low)
2.8.7.9
67
O
Term Mode Annc
Terminal Mode Annunciator (active low)
2.8.7.10
68
O
Precision Appr
Precision Approach Output (active low)
2.8.8.2
69
O
Altitude Alert Annc
Low Altitude Alert Annunciator (active low)
2.8.7.11
70
O
Audio Msg Active Out Audio Message Active Annunciator (active low)
2.8.8.3
71 --
RESERVED
RESERVED
72
I/O
Discrete In/Out 1
Discrete In/Out 1 (active low)
2.8.8.5
73
I/O
Discrete In/Out 2
Discrete In/Out 2 (active low)
74
I/O
Discrete In/Out 3
Discrete In/Out 3 (Not implemented at time of publication)
75
I/O
Discrete In/Out 4
Discrete In/Out 4 (Not implemented at time of publication)
76
I
Suspend In
Suspend, places auto sequencing on hold (active low)
2.8.9.6
77
I
Audio Inhibit In
Inhibit Audio Messages (active low)
2.8.9.7
78 --
RESERVED
RESERVED
Summary of Contents for GNS 480
Page 1: ...GNS 480 CNX80 Color GPS Nav Com Installation Manual September 2004 560 0982 01 Rev A...
Page 10: ...Table of Contents viii 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Page 30: ...General Information 1 20 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Page 126: ...Periodic Maintenance 6 2 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Page 150: ...Appendix D Interconnect Diagrams D 2 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Page 185: ......
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