B5U027115E
GEN2 M30 UHF Serial-J1939 Manual – Rev. 1.15
Page 42 of
51
9
Status Indications
This section provides details on the status indications of the
BLUEBOX
.
The
BLUEBOX
uses one bicolor green/red LED. The following tables provides
the indicator states and flash rates.
LED State
Description
On
The indicator is constantly on
Off
The indicator is constantly off
Blinking
The indicator turns on and off with a frequency of 2 Hz: on for 250 ms,
followed by off for 250 ms
Slow Blink
The indicator turns on and off with a frequency of 1 Hz: on for 500 ms,
followed by off for 500 ms
LED
Color
State
Meaning
SYSTEM/TAG
(red)
On
System error.
System initialization.
System upgrade.
(yellow)
On
System upgrade.
(green)
Blinking
Antenna active in ‘continuous’
mode, no tag detected.
(green)
Slow Blink
Antenna not active in ‘continuous’
mode.
‘Continuous’ mode disabled.
(green)
On
Antenna active in ‘continuous’
mode, tag detected.
(off)
Off
Power supply for the device is
missing.
Hardware defect.