DKV OBU - Page 9

OBU Manual
Version 3.0 August 27, 2020 9
2) Choose with / Weight DEbag and confirm with
3) Choose with / the correct value and confirm with
4) The OBU beeps to confirm. Leave the menu by pressing
The weight to be configured before using the toll domain’s road network is the current gross train
weight (GTW). The current gross train weight is the maximum permissible combined weight of the
tractor and the currently attached trailer.
Status Indication (LED)
Green LED:
The OBU is active and toll charging for the current location and valid. You can
drive.
Yellow LED: The OBU is not yet personalized, or the toll service for the location (in which the
vehicle is currently located
) is not (yet) booked/active, or there is no electronic tolling system
in this area
(e.g. Netherlands), or the toll service is not available for this OBU.
Red LED: Critical problem. Do not drive. Contact your customer service.
Exception
: The OBU goes red after 30 minutes without GPS reception.
-
> If you find yourself e.g. in a tunnel or garage, drive to a location with GPS reception.
LED off:
OBU is not active (e.g. sleeping. It will wake up with electricity or movement).
First usage of OBU:
Connect the OBU to power to activate it!
 The LED stays red until the system start is finished.
 It will then change to yellow while the vehicle data (license plate, weight) and the booked services are
loaded (OBU personalization) via mobile telephone network (“over-the-air”).
 Finally, it will turn green, if the toll service of the area you are in is booked.
 Make sure OBU has a good GPRS signal for personalization (mobile telephone network)
 Make sure you have a good GNSS/GPS connection so that the OBU knows, in which country it is.
(Go/drive outside. If needed, move OBU around some meters).
The OBU receives also software updates over the air.
 If you cannot follow instructions or e.g. menu is not as described, call your help desk for further infor-
mation. Be sure to have always the latest version of the OBU Manual provided by your Service Partner.
Before first drive: Check if license plate on OBU display is correct!
When driving:
 OBU must be fixed in the foreseen holder.
 The OBU has to be visible from the outside and must not be covered.
 The chosen position should not be close to any other devices
(e.g. other OBUs/ navigation/ airbag).
 Keep the OBU connected to power.
 Do not manipulate OBU when driving.
 Respect traffic rules.
For an optimal detection of the OBU in dedicated toll lanes (DSRC):