SV 271 LITE User Manual
20
3.3.
M
ODES OF STATION OPERATION
3.3.1. Operational mode
In the Operational mode, the
SVAN 971 and controller are switched on and the
following modules are powered continuously:
SVAN 971 instrument, controller and
outdoor microphone. The power supply for these modules can be switched off only by
turning off the
SVAN 971 instrument.
When the station case is open all LED diodes of the controller shine, informing about
the station condition. The
SVAN 971 display is switched on permanently regardless of
the instrument’s settings.
When the station case is closed all LED diodes of the controller are off and the
SVAN 971 display is also off in order to save energy.
3.3.2. Battery charging mode
When the
SVAN 971 is switched off but there is a power supply (voltage from SP 270
or current from solar panel) and the lid is open, only
DC
,
CHARGING
and
BAT 1
LEDs
of the controller will be active and these LEDs show:
•
connection of AC/DC converter indicated by green
DC
LED,
•
charging of the internal battery indicated by red
CHARGING
LED. When
charging is complete
CHARGING
LED turns green and
BAT1
LED stops
changing colors and also turns green,
•
status of the internal battery charging indicated by green-orange-red
BAT 1
LED.
If the lid is closed all LEDs will be off but charging will continue.
3.3.3. Bootstrap mode
The bootstrap allows upgrades of the internal firmware of the controller.
There are two ways t
o activate “bootstrap mode”:
•
by removing the controller from the monitoring station and connecting it to the
PC through the USB or
•
by connecting the controller to the PC via USB while
SVAN 971 is off (all LEDs
should be turned off).
Activation of bootstrap mode is indicated:
•
in the case of SD 270, by the green
BAT 1
LED or
•
in the case of SD 270A, by the LED above the
TEST
key.
Note: USB connection between controller and PC can be established only if
USB driver for SVANTEK instruments had been previously installed on the
PC. USB driver can be downloaded from
