Motorola HF850 用户指南

Press the volume buttons (  and  ) on the car kit to 
increase and decrease the volume.

If you press and hold a volume button, the volume is 
automatically increased or decreased to the highest or lowest 
step. 

You can also adjust the volume remotely by pressing the 
phone’s volume buttons, if your phone supports this feature. 

When your car ignition is off, you can connect the car kit to 
the last phone it used by pressing the Multi-function button for 
1 second.

The Multi-function button flashes as the car kit tries to 
connect to the phone. When the car kit connects, the Multi-
function button stays lit.

If the car kit does not connect in 1 minute, or connects but 
does not detect any sound for 1 hour, it shuts off. 

To disconnect the car kit from your phone. Press and hold the 
Voice Dial button for more than 3 seconds. 

The car kit and phone are automatically disconnected when 
you turn off the vehicle, unless you are in an active call.