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Problem assistance table
Problem
The device does not work, or
works incorrectly
The display remains dark when
I turn on the device.
The battery is empty even
though I haven't used the
device in a while.
The device does not react when
I tap on a button.
The device does not issue
speech recomendations.
Cause
The operating system is
overloaded.
The display can temporarily
lose contrast due to long and
strong exposure to the sun and
high temperatures.
At very high temperatures the
device protects itself against
overheating by turning off.
The battery is not fully charged. Completely recharge the
In the switched off state the
device uses a small quantity of
energy. This can mean that the
battery is discharged after a
few days.
The battery will not fully charge
during short journeys.
The operating system is
overloaded.
The speech instruction is
deactivated.
The volume of the speech is
too low.
Problem assistance table
Measure
Do a reset (see chapter
"Switching on/off")
Reset the factory settings
(see chapter "Settings"). All
personal settings are deleted!
Reinstall the navigation
software with the help of the
CD/DVD.
Place the device for
approximately 10 minutes in
the shade and restart it.
battery (see chapter "Charging
the battery").
In order to ensure that the
battery lasts up to 3 hours in
navigation mode, fully charge
the battery.
Always operate the device in
the vehicle with the charger
cable in the cigarette lighter.
Do a reset (see chapter
"Switching on/off")
Activate the speech output in
the settings.
Increase the volume during
speech output.
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