User's Manual

TREK-572/303 User Manual 8
2.1 A Quick Tour of the TREK-572 Computing Box
Before starting to set up the In-Vehicle Computing Box, take a moment to become
familiar with the locations and functions of the controls, drives, connectors and ports,
which are illustrated in the figures below. When the Computer box is placed inside
truck glove cabinet or under the passenger's seat next to the driver, its front appears
as shown in Figure 2.1.
Figure 2.1 Front view of TREK-572
Figure 2.2 Rear view of TREK-572
2.2 Power Definition
2.2.1 Connecting the Power Cord
Connect the three pin waterproof power cord to the DC inlet of the In-Vehicle Com-
puting Box. On the open-wire end, one pin is reserved for positive voltage and is
marked, "+"; one pin is reserved for ground and is marked, "-"; and, one pin is
reserved for the ignition signal with an "ignition" mark.
2.2.2 Power Connector
Note! Ignition on/off setting: The TREK-572 supports an ignition on/off function
so that you can power on/off the TREK-572 via the ignition signal/volt-
age and connect the TREK-572 vehicle ignition switch.
Table 2.1: Pin Definition of Power Cord
Pin Definition Color
1+Red
2- Black
3 Ignition Orange