11.1. Display
The basic display will be shown as soon as the OBU is active. A banner is shown at the top of the display.
The banner is the topmost line with with light lettering against a dark background. When a message is
displayed, the specific message banner is used.
INFORMATION
If the vehicle is standing still for more than 15
minutes, the OBU goes into parking mode and the
display and LED indications are turned off.
Field
1
External device connection status
or GNSS privacy status
2
Banner text
3
Battery status
4
LPN
5
CO2
6
Euro
7
Vehicle axles
8
Set weight
11.2.
Messages
The OBU can display messages from several sources. These messages replace the basic display and are
surrounded by a frame. The white Message LED is used to indicate that there is a message on the display.
Messages andsupportcontactinformationwillbedisplayedfor15seconds.Afterthatthelastmessagecan be
retrieved via the submenu "Latest Msg.".
Generic messages (zone or service messages)
Message Type
Generic messages can originate from a toll transaction, the toll service provider,
when passing a virtual gantry or when entering a certain geographic zone. The text
Text row 1
associated with the source contains the three parts (Message type, Text row 1, Text
Text row 2
row 2) as shown in the display:
Status messages
The green/red LEDs are used to notify the driver about a change in the OBU status. Additional information
will be displayed when the OBU status changes to either WARNING, ERROR CONTRACTUAL, ERROR TECHNICAL
or FATAL ERROR (for a detailed description of the OBU states see chapter 5: "States and Indications"). The
OBU utilizes standard phrases and configurable parameters to compose the status message (please see
chapter 7: "Error Codes" for a detailed description of status messages).
4
5
6
Description
When an external device is connected via USB, the text USB is shown. When
GNSS privacy is enabled and no external device is connected, the text "Pr"
will be shown.
This is a configurable header text and typically used for brand name.
Battery state of charge indicator in steps of 25%
License plate number
CO2 emission class
Euro class
The value displayed on the main screen is the sum of the tractor and the
trailer axles
The selected weight of the vehicle combination
1
2
USB
Kapsch
ABC 123
C02: 21
Euro: 4
0 = 0 : 4
3
3.7t
8
7
27