Intermec CV60

Chapter 3 — Troubleshooting Information
Vehicle Power Supply Installation Guide 33
Advanced Troubleshooting
Assuming steps in the previous troubleshooting chart were taken,
proceed to these next steps to resolve power failure problems.
Still not lit Still no output from
power supply
Disconnect power output cable,
reset the power supply, check
fuse
Flickers Intermittent main power
connection
Check connection to main
power source
Flickers Power supply detected
over-voltage condition
Vehicle noise spikes exceeding
voltage rating for power supply.
Work with your forklift
manufacturer to look for
alternate power connection
locations. Check to see whether
they have any recommended in-
line filters or suppressors.
Flickers Power supply detected
over-current condition
Disconnect the output cable. If
the flickering stops, check the
cables and add downstream
elements. Disconnect the UPS if
one is present. Bypass the UPS
if one is present. If the flickering
stops, replace the UPS.
Flickers Power supply detected
over-temperature
condition
Check case temperature of the
power supply. If too hot to
touch, provide better heat sink
and more air flow. Replace
damaged cables. Protect from
direct sunlight, mount in the
shade.
Advanced Troubleshooting Steps
LED/Voltage Meaning Test or Remedy
LED not lit No output from
power supply
Test for input voltage
No output
voltage, input
normal
Power supply not
working
Replace power supply
Troubleshooting - Main Output LED (continued)
LED Meaning Remedy