FleetManager™ option: Colour code for the LEDs
The LEDs can have different statuses and dif-
ferent colours. Below is the list of the most
common messages and their meanings.
Malfunction Cause Solution
LED status
Signal transmitter
LED 1 LED 2
Lit continuously
Red colour
Off
A long acoustic
signal sounds
Reading device
variant:
no valid
access authorisa-
tion
Generate a valid
access authorisa-
tion using the in-
terface
Keypad variant
:
no valid access
authorisation for
the PIN code en-
tered
Keypad variant
:
PIN code entered
incorrect or not
confirmed using
the Enter key
Re-enter the PIN
code
Lit continuously
Red colour
Flashes once
Green colour
A long acoustic
signal sounds
The operator has
been granted ac-
cess authorisa-
tion. But the peri-
od of validity has
expired.
Use the interface
to enter a new pe-
riod of validity
The date of the
truck is incorrect
Update the date
of the truck
Flashes quickly
Yellow colour
Lit continuously
Green colour
Memory is 80%
full
Clear the memory
Flashes quickly
Red colour
Flashes quickly
Red colour
A long acoustic
signal sounds
upon activation
There are several
possible causes:
- Reading device
or keypad not ac-
cessible
- GPRS module
not accessible
- Built-in re-
chargeable bat-
tery flat
- Memory full
Contact the After-
Sales Service
Centre
Use
4
Operating the FleetManager™ option
631191 801 15 51 EN - 02/2021 - 10
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