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the display can be switched back on. The op‐
erability of the standard buttons is retained
until the battery is completely discharged.
▷ Charge the battery for at least three hours
before using the display key for the first time
or if the key has not been used for an ex‐
tended period.
▷ The display key can be used during charging
via the USB port. If the battery is fully dis‐
charged, it may take some time before the
display key can be used again.
▷ Due to the large number of USB chargers
available on the market, it cannot be guaran‐
teed that every charger will function properly.
The charging duration depends on the
charger used.
▷ Charging via the USB port may heat up the
charger and the display key.
Charging in the wireless charging tray may
heat up the tray and the display key.
At higher temperatures, the display key may
cause a reduction in the charging current,
and in isolated cases the charging process
may be interrupted temporarily.
▷ When inserting the display key into the wire‐
less charging tray, make sure there are no
objects between it and the wireless charging
tray.
Safety information
WARNING
When charging a device that meets the Qi
standard in the wireless charging tray, any
metal objects located between the device and
the tray can become very hot. If smart cards,
memory cards or cards with magnetic strips are
placed between the device and the tray, this
may impair card function. There is a risk of in‐
jury and risk of damage to property. When
charging mobile devices, make sure there are
no objects between the device and the tray.
Charging
Via USB
Connect the display key via the micro-USB
charging socket to a USB port.
With Steptronic transmission: in the
wireless charging tray
1. Open the tray cover.
2. Place the display key into the middle of the
wireless charging tray in front of the cup hold‐
ers.
Ensure that the display is facing up.
3. Close the tray cover.
Malfunction
General information
A Check Control message is displayed.
BMW display key detection by the vehicle may
malfunction under the following circumstances:
▷ The battery of the display key is discharged.
Charge the battery, refer to page 80.
▷ Interference of the radio connection from
transmission towers or other equipment with
high transmitting power.
▷ Shielding of the display key due to metal ob‐
jects.
▷ Interference of the radio connection from mo‐
bile phones or other electronic devices in di‐
rect proximity.
Seite 81
Opening and closing
CONTROLS
81
Online Edition for Part no. 01402722630 - VI/18
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