Topcon X14 - Page 131

Chapter 17 – Troubleshooting Guide
113
Code Fault Action Page
U1074 AES-25 steering
controller not
initialized.
Manually turn steering
wheel by one quarter
revolution.
U1075-
U1078
CAN receive or
transmit errors.
Confirm connections.
Power cycle the junction
box. Contact dealer if the
problem persists.
U1079 Wheel angle sensor
disconnected.
Check connection or
replace faulty sensor.
Contact dealer.
U1080 Wheel angle sensor
has short-circuited.
Contact dealer. Sensor
may need to be replaced.
U1082 Compact flash file
system has less than
1% space remaining.
Confirm memory usage
in the mini-view. It may
be necessary to remove or
transfer old files using
inventory manager.
61 & 107
U3001 Transfer failed. Try exporting or
importing the file from
USB again.
107
U4001 Wayline initialization
error.
Recreate wayline. 89 - 92
U4006 Valid system
calibrations do not
exist.
Calibrate compass, wheel
angle sensor and
mounting bias.
67 - 70