Charging 5 V Devices; Troubleshooting - Silvercrest IAN 91621 Operating Instructions Manual

Rejection of a call
●
Press the multi-function button 6 for 3 seconds to
reject an incoming telephone call.
Adjusting the volume of the hands-free appliance
You can adjust the sound volume level of the hands free
device with the +/- buttons 3.
●
During a call, repeatedly press the + resp. - buttons 3
until the desired sound volume level is obtained. The
attainment of the maximum sound volume level is indi-
cated by a short signal tone.

Charging 5 V Devices

●
Check the max. input voltage (5V) and the max. power
input (1000 mA) of the device which you want to charge.
For this, consult the operating manual of the device.
●
Connect the device to be charged with the USB port 4
on the hands free device. The device now receives its
power supply from the hands free device. If the device
is equipped with a charging indicator light, this will in-
dicate that the device is being charged.

Troubleshooting

If you cannot connect the hands-free appliance with a
compatible mobile telephone, proceed as follows:
●
Ensure that the Bluetooth
telephone is activated.
●
Ensure that the hands-free appliance is correctly
installed, switched on and supplied with electricity.
●
If you use several Bluetooth
a previously created Bluetooth
mobile telephone is separated.
●
Ensure that the hands-free appliance is distanced a ma-
ximum of 10 metres from the mobile telephone and that
there are no barriers or electronic devices between them.
SBTF 10 C2
®
function in the mobile
®
appliances, ensure that
®
connection of the
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