5. Signal Description LED display
Function
Colour
Voltage
White
PC connection
Blue
Diagnosis
Green /
Blue
Diagnosis
Green
/ Blue
PC connection lost
flashing
Battery low
Current
colour
/ Red
flashing
Battery low and PC
Green,
connection lost
Red and
Blue
flashing
Flight recorder
Yellow
start OK
FR start not OK
-
FR stop
-
FR data recording
Yellow
sequence
light
FR data recording
-
no valid response
FR trigger
-
No firmware
Red
Load firmware
Red
Monitor
-
29
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Comment
Continuous light for voltage supply
USB or Bluetooth connection
Active diagnostic session
Green / Blue alternating (50%)
Lost PC connection is displayed only
when diagnosis is active
Voltage / battery low
PC connection / battery low
Flight recorder / battery low
Diagnosis / battery low
Flight recorder session started, data
are not saved (communication is being
established)
No valid FR configuration
Stops flight recorder session
No valid response within 10 ECU
inquiries
User presses button to set marking
Flashes in relation to data transfer
Monitoring mechanism, prevents the
unit from hanging
Sound
Sound description
-
Silent
-
Silent
Silent
Warning sound!
4 short high sounds
PC connection lost
Warning sound!
4 short low sounds
Battery low
4 low sounds,
pause, 4 high
sounds
Acknowledgment
Long low sound
FR start
Acknowledgment
FR no configuration
Acknowledgment
Long low sound
FR stop
Silent
Warning sound!
1 short low sound
FR no valid data
Acknowledgment
1 short high sound
FR trigger
Silent
Silent
Warning sound!
Different sounds
Monitor