78 Thor VM3 with Microsoft Windows Embedded Compact 7 User Guide
Ignition Control Wiring Diagram
.
• Twist the red and red/white wires together and connect to battery positive.
• Black and black/white wires must be connected to battery negative. Twist these wires
together and connect to battery negative.
• Green wire must be connected to the vehicle chassis ground.
• Twist the red and red/white wires together and connect to battery positive.
• Twist the black wire and a black/white together and connect to battery negative.
• Green wire is connected to the vehicle chassis ground, which can also be battery
negative.
Fuse Requirements
•For 12VDC input, use the 10A fuse from the kit or a slow blow fuse that has a DC
voltage rating greater than 12VDC.
•For 24VDC input, use the 6A fuse from the kit or a slow blow fuse that has a DC
voltage rating greater than 24VDC.
Existing Circuitry On Vehicle
Battery
Main Switch
-Vo
+Vo
Fuse - See
Warning
statement below
See Caution statement below
Quick Mount
Smart Dock
Circular
Power
Connector
COM1 or COM2
Connector
Cable for optional
screen blanking
connection
Red
Black
Green
Blue
Red/White (if present)
Black/White (if present)
Caution: For battery powered vehicles:
Caution: For internal combustion engine powered vehicles:
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 positive lead within 5 inches of the battery’s
positive (+) terminal. Use VM3055FUSE (or equivalent) to
install the fuse as shown below: