Installation Guide

Table Of Contents
2-14
Installation Guide 84465 Rev. F
Connecting Power to the TU
The TU has two power connections available:
DC Operation for vehicles operating from 12 or 24 Volt DC batteries: 10-32 Volts
DC power cable (Part # 855024-020):
o RED + ( 10-32VDC)
o BLACK ( GND)
o Yellow (Ignition Switch)
Turns TU on/off with vehicle ignition or from a remote switch
Leave unconnected for TU front panel power button operation
on/off
AC Operation: The external AC/DC supply (Part #: 84670-001) with power cord.
(See Figure 2-9)
Figure 2-9 AC/DC Power Supply
NOTE
To safely disconnect the TU from the power source, unplug the
unit from the power outlet.
NOTE
When installing the TU, the power outlet should be near the TU
and be easily accessible.