Vehicle Installation Considerations - Airlink101 LX60 Hardware User's Manual

AirLink LX60 Series Hardware User Guide
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Vehicle Installation Considerations

Connect the Router to the Vehicle's Electrical System
To connect the router to the vehicle's electrical system:
1. Ensure that the vehicle is turned off.
2. Remove the key from the ignition.
3. Disconnect the vehicle's battery:
4. Connect the black (ground) wire on the DC power cable to the vehicle chassis.
5. Ensure that the LX60 is grounded. (See
6. Use a 4 A, fast blow fuse, recommended to have no more than ±10% de-rating over
7. Connect the white wire (On/Off control) on the DC power cable to the ignition signal
8. Connect the DC power cable to the LX60.
9. Reconnect the vehicle's battery:
Vehicle Installation: Option 1
This vehicle installation allows the router to operate with the vehicle, in that when the
vehicle ignition is off, the router is off. For vehicle installations, Sierra Wireless
recommends connecting the white On/Off control wire to the vehicle's ignition switch, as
shown in the following illustration.
Figure 2-8: Vehicle Installation Option 1
Rev. 2 June 2021
Pin 4 (GPIO)—Use the green wire for I/O configurations. See
Configuration on page 23.
a. Disconnect the negative terminal first.
b. Disconnect the positive terminal.
Chassis on page 13.)
the operating temperature range, to connect the red (power) wire on the DC power
cable to the vehicle's fuse box. (See
from the vehicle.
a. Connect the positive terminal first.
b. Connect the negative terminal.
Engine compartment
- +
Battery Battery
Ignition
Engine compartment
Ignition
Vehicle firewall
Vehicle firewall
Step 2—Mount and Ground the LX60
Figure 2-8.)
Vehicle cabin
Vehicle fuse box
Vehicle fuse box
4 A fuse
7.5 A Fuse
1 Power
3 On/Off
1
Power
LX60
4 I/O
Ignition Sense
3
I/O
4
2 Ground
Ground
2
MP70 router
Vehicle cabin
20
Step 7—I/O and RS
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