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Figure 1a – Thor VM1, Thor VM2 and Thor VM3 Vehicle Mounted Computers
10A slow fuse
Close to power
source
Power cables with a right angle connector have 6 wires. Twist the red and red/white wires together and twist the black and black/white
wires together before connecting to the DC/DC power supply. Power cables with a straight connector have 4 wires. Connect the red and
black wires to DC/DC power supply.
Figure 1b – Optional Screen Blanking Connections
The user must supply the serial cable for the screen blanking connection. Only pins 7 and 8 are used for the screen blanking connection.
Screen Blanking is configured via the Screen Control (Thor VM1 and Thor VM2) or the ZoomZone (Thor VM3) option in the Windows
Control Panel.
With Screen Blanking Box
MOTION
CIRCUITRY
3A fuse
To -Vo on vehicle,
i.e. Negative
battery terminal
Connect to existing motion circuitry on vehicle – any 12-60 or 12-72 VDC
signal triggered by vehicle motion.
Refer to the label on the Screen Blanking Box for allowable voltage input
range.
Connect switched terminal on blanking box to Pin 7 of COM port.
50118845-001 Rev B 10/15
Existing Circuitry on Vehicle
Forklift Battery
Main Switch
+Vo
-Vo
GND
V
+
V
–
IN
IN
V
+
O
V
-
O
DC/DC Power
Supply
To pin 7 of COM1 or COM2
To pin 8 of COM1 or COM2
© 2015 Honeywell International Inc. All Rights Reserved.
User supplied serial
cable for optional
screen blanking
connection,
see below
RED/WHITE (if present twist together with RED wire)
Red
BLACK/WHITE (if present twist together with BLACK wire)
Black
Green
Blue
(not connected)
With User Supplied Switch / Relay
User supplied switch/relay that supplies
electrical conductive connection on vehicle
motion
ThorVM1 or
Thor VM2
Vehicle
Mounted
Computer
in Quick Mount
Smart Dock
8
COM1 or COM2
Connector
7
on Dock
1
2
Circular
3
Power
Connector
4
on Dock
5
6
Switch
To pins 7 and 8
of COM1 or COM2
port on Thor VM1
or Thor VM2 dock
Page 3
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