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CHAPTER FOUR
Troubleshooting
Table 2 lists the symptoms, possible causes, and
recommended solutions for common problems
encountered with the meter
.
If your symptom is not
listed, or if none of the solutions solve your
problem, please contact TSI.
WARNING
There is a five-pin connector on the
Model 9880 which is visible when the battery
cover is removed. This connector is meant for
factory calibration purposes only and must not
be used in a hazardous environment.
Table 2: Troubleshooting
Symptom
Possible
Causes
Corrective
Action
No display
Unit not
switched on
Switch unit on
Low or dead
batteries
Replace
batteries
Dirty battery
contacts
Clean battery
contacts
