ACR Electronics ACR-PLB100 用户手册
Y1-03-0155 Rev. A
11
2.2.3
Self Test
The beacon self-test is initiated by lifting the switch at the top of the unit to a
Vertical Position momentarily and releasing it back to the "Off" position. Switch
is spring loaded to return to the "Off" position.
Vertical Position momentarily and releasing it back to the "Off" position. Switch
is spring loaded to return to the "Off" position.
Note: "Off" Position indicated by a "O" on switch face "ON" by
"y", on the face
of the switch.
Upon lifting the switch, a very short yellow flash will indicate self-test has been
initiated then the following:
initiated then the following:
Sequence of Tests
1. Check Data I/O .........................................Beep & flash yellow LED if pass
1. Check Data I/O .........................................Beep & flash yellow LED if pass
...................................................................Stop if failed
2. Check 406 MHz Synthesizer.....................Beep & flash yellow LED if passed
...................................................................Stop if failed
3. Check RF Power/Battery...........................Beep & flash yellow LED if passed
...................................................................Stop if failed
4. Unit turns on green LED to indicate Successful Test.
5. Approximately 2 seconds after the LED flashes green it will flash amber and
beep if valid external GPS data has been received.
A successful test result is indicated by: a short beep then three beeps with three
yellowish flashes concurrently then the LED turns green for pass.
A successful test result is indicated by: a short beep then three beeps with three
yellowish flashes concurrently then the LED turns green for pass.
NOTE: The 121.5 MHz homing beacon is inhibited during self-test.
It is strongly recommended to test the beacon on a quarterly basis.
SELF TEST
FIGURE 5