service indicator AUDI A4 2008 B8 / 4.G Infotainment MMI Operating Manual

Handset for the Bluetooth car telephone kit33
MMI componentsMMI control consoleMulti-function steering wheelTelephone handsetVoice control
Charging the battery
– Place the handset into the carrier. The battery is charged
in the handset.
Changing the battery
– Switch off the handset
page 140.
– Release the latch
page 32, fig. 24.
– Lift the cover.
– Remove the old battery
fig. 25.
– Insert the new battery with the contacts facing down
(Audi symbol facing upwards). Note the installation
instructions on the battery.
– Place the notches of the cover into the lower section of
the handset and press the cover back into place.
Charging the battery
The battery level indicator
page 142, fig. 126 shows the power
level of the battery. If all of the segments (vertical bars) are shown,
the battery is fully charged. The battery level indicator flashes while
the battery is being charged.A new battery only reaches its full capacity if it is fully charged and
discharged several times.
Changing the battery
Batteries have a limited service life. When the operating time of the
battery has considerably reduced, it is time to replace the battery.
WARNING
•Batteries can cause injuries and property damage.
−Keep battery contacts away from conducting materials such
as jewellery or keys.
−Do not heat the battery, as this can cause chemical
substances to be released. Note the symbols on the battery.
−Do not dismantle the battery. This could cause a battery
short-circuit or the release of chemical substances.
−Keep the battery away from naked flames to prevent explo-
sion.
•The handset and battery should not be exposed to extremely
hot or cold environments.
•Always keep the battery out of the reach of children.
Caution
•Prevent the battery from coming into contact with liquids.
•Do not expose the handset or battery to strong sunlight.
•Do not drop the handset or battery.
For the sake of the environment
Batteries contain toxic substances. They must be disposed of appro-
priately and must not be discarded with ordinary household waste.
Fig. 25 Changing the
battery
WARNING (continued)