8
Troubleshooting
General Issues
Issue
Possible
Cause
Solution
Console or field
computer does
not power up
No power to
console
Check chassis cable battery
connections.
Check chassis cable fuses.
Logic power
LED not lit
No power to
CAN Switch Box
Check CAN Switch Box switched power
connection.
Ensure console or field computer is
powered on.
Check chassis cable power and ground
connections.
Check chassis cable fuses.
Console or field
computer not
detecting CAN
nodes
CAN Switch Box
not connected to
CANbus
Check CANbus connector on CAN
Switch Box.
Check CAN connections and cabling.
Check CAN terminator on end of
CANbus line.
Check for +12 volts on switched power
connector.
Console not set
up for CANbus
control
Verify that the console or field computer
product control configuration is set to
CAN.
Boom valves do
not turn on
Faulty CAN high
current power
connection
Verify high current (HC) power LED on
product controller node is lit. If LED not
lit, refer to troubleshooting information
in control console or field computer
manual.
Boom sections
do not turn off
Remote section
switches in
incorrect
position
Remote section switches must be in the
OFF position to allow the CAN Switch
Box to control sections.
