User's Guide

Draft 1 BlueTree Wireless BT-4600/BT-5600 Product Manual 23
Pin Annotation Color Description
3 IGN White Ignition input
4 OUT Green Not used
Powering up the modem
Note: Make sure that the antenna is connected to the modem before
applying power.
The ignition Sense Line should not be connected directly to the
battery. Make sure that the antenna is connected to the modem before
applying power.
To connect the power cable:
• Connect the red wire directly to the battery’s positive (+) terminal
or to a source of 8-to-30Vdc.
• Connect the black wire directly to the battery’s negative (-)
terminal or to ground (GND).
• The white wire must be connected to either:
a) a switch for manually turning on and off the modem,
b) the vehicle’s “Accessory for position 2”, for turning ON the
modem without turning on the engine,
c) the vehicle’s “Accessory for position 3”, for turning ON the
modem only when the engine is turned on.