Charging Batteries - Midland BT City Instruction Manual

Charging batteries

Make sure that the unit is fully charged before use. Allow at least 5/6
hours for a full charge before using the unit for the first time. Normal-
ly, after the first time, it takes 4 hours for a full charge.
Charge the unit by inserting the wall-charger into the charging socket
(lift the rubber cover to insert the plug).
› The red LED on the unit will start flashing when charging begins.
› Allow the headset to charge until the blu LED turns on.
› When the charge is complete (blu LED on), release the headset
from the charger.
Attention: everytime the mini USB recharging plug is inserted,
the device is automatically turned off. To use it while it is in
charge, you should turn the device on with the plug already
inserted.
Description of the unit and installation
brackets
Volume -
The BTCity has 3 multifunction buttons and 3 wired connections in
the lower section.
Description of the button features:
› Control: can be used to enable/disable the intercom and manage
mobile phone features
Volume+
Control
› Volume+: enables you to increase the volume
› Volume -: enables you to decrease the volume
Charger jack
Description of the wired connections
› Charger jack: enables to recharge the unit using a standard mini
USB power supply and firmware upgrade via PC connection
› Audio kit jack: enable to connect an audio kit (stereo headset and
microphone)
› Auxiliary audio jack (AUX): can be used to connect an audio source,
like a stereo iPod/MP3 player or PMR446 transceiver
Description of the audio kit
The audio system includes two ultra-flat stereo speakers and two in-
terchangeable microphones, which are both supplied with a bracket
and wire connection.
Fixing the stereo speakers
The two stereo speakers have a Velcro/adhesive strip that aids their
fixing to your helmet.
The microphone can be fixed onto the helmet in two ways:
Boom Microphone
Place the section with the Velcro/adhesive strip between the padding
and the rigid cover of the helmet, so that the microphone is correctly
positioned in front of your mouth and that the white symbol is facing
your mouth. This type of microphone is suited for Open Faced and Flip
Front helmets.
Auxiliary audio jack
(AUX)
Audio kit jack
3