Users Manual Chapter 5

Thor VM3A Vehicle-Mounted Computer 107
For this model, follow the diagram below to attached the power cable shield to
chassis ground:
•V
IN+ is connected to battery positive.
•V
IN- must be connected to battery negative.
• GND must be connected to the vehicle chassis ground.
•V
IN+ is connected to battery positive.
•V
IN- is connected to battery negative.
• GND is connected to the vehicle chassis ground, which can also be battery
negative.
External AC/DC Power Supply
The optional external AC/DC power supply is for use in environments, such as an
office, where DC power is not available.
Note: The Honeywell-approved AC/DC Power Supply and Adapter Cable (VM1078CABLE)
are only intended for use in a 40ºC (104ºF) maximum ambient temperature
environment.
Circular
Power
Connector
-Vi
-Vo
+Vo
5
6
1
3
-Vi
-Vo
+Vo
+Vi
GND
10A slow fuse
Close to power
source
Cable Shield
Existing Circuitry on Vehicle
Forklift Battery
Main Switch
Green
Yellow
Brown
White
DC/DC
Power
Supply
MOTION
CIRCUITRY
3A fuse
+Vi
GND
VMX004VMCRADLE
Vehicle Mount
Smart Dock
Caution: For battery powered vehicles:
Caution: For internal combustion engine powered vehicles:
Caution: These instructions for use with VMXD Enhanced Dock for Off-Vehicle
Use only.