Troubleshooting
4-4
560-0982-01 Rev A
GNS 480 (CNX80) Installation Manual
Table 4-1. Troubleshooting Guide
Problem Possible
Cause
Solution
ARINC 429 device is
not receiving data
from the GNS 480.
•
GNS 480 ARINC 429 output not
configured correctly.
•
ARINC 429 output port speed not
correct
•
Wiring connections are incorrect.
•
Check ARINC 429 output port setting
for port that device is connected to.
•
Check ARINC 429 output port speed
setting for port that device is connected
to and verify that the speed is correct for
that device.
•
Check wiring.
RS232 device is not
communicating with
the GNS 480.
•
GNS 480 RS232 port not
configured correctly.
•
Improper setup on the remote
device.
•
Device not compatible, or
improper connection.
•
Multiple Tx lines connected
together (not applicable to dual
GNS 480’s controlling the SL70).
•
Check RS232 port setting for port that
device is connected to.
•
Verify the configuration of the other
device.
•
Verify GNS 480 Rx is connected to
remote device Tx and GNS 480 Tx is
connected to remote device Rx.
•
Verify that there is only one Tx source
per Rx port (not applicable to dual GNS
480’s controlling the SL70).
4.2 C
ONTACTING THE
F
ACTORY FOR
A
SSISTANCE
If the GNS 480 unit fails to operate despite troubleshooting efforts, contact Garmin Technical Support
for assistance.
GARMIN International, Inc.
1200 East 151
st
Street
Olathe, KS 66062-3426
USA
Phone: (913) 397-8200
FAX: (913) 397-8282
http://www.garmin.com
Be prepared to offer the following information about the installation:
•
Installation configuration (list of any accessories)
•
Model number, part number with mod levels, and serial number
•
Software Versions
•
Description of problem
•
Efforts made to isolate the problem
Содержание GNS 480
Страница 1: ...GNS 480 CNX80 Color GPS Nav Com Installation Manual September 2004 560 0982 01 Rev A...
Страница 10: ...Table of Contents viii 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Страница 30: ...General Information 1 20 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Страница 41: ...Installation Procedures GNS 480 CNX80 Installation Manual560 0982 01 Rev A 2 11 Figure 2 3 GNS 480 Dimensions...
Страница 126: ...Periodic Maintenance 6 2 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Страница 144: ...Appendix B Serial Interface Specifications B 16 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Страница 148: ...Appendix C Equipment Compatibility C 4 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Страница 150: ...Appendix D Interconnect Diagrams D 2 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Страница 182: ...Appendix E Acceptable Aircraft by Evaluation E 2 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
Страница 184: ...Appendix F Optional Accessories Not Supplied F 2 560 0982 01 Rev A GNS 480 CNX80 Installation Manual NOTES...
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