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17. Secure the power cable to the Thor VM3 using the Strain Relief Cable Clamps (page 4-16).
18. Place Thor VM3 in the Dock (page 4-2)
19. If using the Screen Blanking (page 4-32) feature, install the screen blanking box or switch.
20. Press the Power Switch (page 3-4) on the back of the Thor VM3 dock.
21. Press the Power Button (page 3-4) on the front of the Thor VM3 to turn on the Thor VM3.
Note: Ignition control is not available for trucks over 60VDC.
Wiring Diagram
CAUTION
For battery powered vehicles:
must be connected to the vehicle chassis ground.
For internal combustion engine powered vehicles:
is connected to the vehicle chassis ground, which can also be battery negative.
Fuse Requirements
WARNING - For proper and safe installation, the input power cable must be connected to a fused circuit on
the vehicle. If the supply connection is made directly to the battery, the fuse should be installed in the pos-
itive lead within 5 inches of the battery’s positive (+) terminal. Use VM3055FUSE (or equivalent) to install
the fuse as shown below:
•For all voltages, use the 3A fuse from the kit or a slow blow fuse that has a DC voltage rating greater
than the vehicle input voltage.
Note: For North America, a UL Listed fuse is to be used.
Power
Connector
-
-
-Vo
Black
Green
Blue
(not connected)
+Vo
COM1 or COM2
Connector
+
+
User supplied serial
cable for optional
screen blanking
connection,
see below
Existing Circuitry on Vehicle
Forklift Battery
Main Switch
Quick Mount
Smart Dock
DC/DC
Power
Supply
Fuse - See
Warning
statement below
Red
Red/White (if present)
Black/White (if present)