ARTEX PRODUCTS / ACR ELECTRONICS, INC.
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
ARTEX ELT 4000S
Y1-03-0364 Rev E
Company Confidential
25-62-38
Page
38
of
54
Table 5 Beacon Self-Test Error Codes
Test State & Results
Indication
Self-Test Start
Short
green
LED flash and beep
System OK
Long
green
flash at end of self-test to indicate that
every individual self-test passed.
RF power being emitted at 406 MHz
Short
green
LED flash
RF power being emitted at 121.5 MHz Short
green
LED flash
Battery life exceeded or low battery
voltage
If this test passes, there is no LED flash, otherwise,
if it fails, there is a
red
LED flash.
Bad antenna load
Long
red
LED flash at the end of self-test to indicate
that self-test failed; failure of any individual self-test
causes self-test to fail.
Low transmitter power
Navigation date not present
Missing identification
Other internal error
406 MHz transmission error
121.5 MHz transmission error
GNSS Self-Test start
Short
green
LED flash followed 5 seconds later by
two short
green
LED flashes and a beep
GNSS Self-Test in progress
Short
red
LED flashed periodically (every 5 seconds
+ 5%)
GNSS system OK
Long
green
LED flash at the end of GNSS self-test
GNSS test error
Long
red
LED flash at the end of GNSS self-test