User guide

Maintenance
127
Recalled fault location
trace is invalid
No fault location
measurement made
since last full system
initialization
Change to Measure Match
Mode and then back to
Fault Location Mode.
Unit beeps and turns
off
Internal error Turn the unit back on and
continue.
Unit was last shut down
because the battery was
too low to operate the
unit
Operate the unit from the
AC adapter
Unit is unable to print.
“Error” is displayed
after pressing
PRINT
Printer error Check the error condition
in Utility Mode (Mode,
Utility, Printer).
Correct the error.
Trace drifts outside of
specifications
Calibration lost Calibrate the unit
immediately before
making a measurement.
Problem Possible Cause Possible Correction