The coiled power cord provided with the unit has a cigarette lighter socket plug
at one end and a small connector on the other.
1. Insert the small connector into the jack on the side of the unit.
2. Insert the other end into the cigarette lighter socket of your vehicle.
If the detector does not operate when you turn it on, remove the adapter from
the cigarette lighter socket and carefully check the socket for debris. Also, check
the fuse in the adapter and your vehicle fuse box.
4) Replacing Fuse
a. To replace the fuse, unscrew the top of the plug.
b. Remove and check the fuse to see if it has blown, if it has, replace it.
4. Operation
1) Power On and Self - Test
Press the Power button.
The RMR-D550 goes through an automatic self-test sequence.
2) Volume Level Adjustment
Press Volume up button to increase volume level.
Press Volume down button to decrease volume level.
3) Dim Mode
