SECTION 5
SOLVING PROBLEMS
5.1 Troubleshooting
The following is a detailed presentation of material covered in the Troubleshooting
Flowchart. This material is indexed to further information found throughout the manual.
Problem Solution
Display is blank. Check to see if power indicator is lit.
Check to see if power is on.
Check for power on mains.
Check fuses (see Sections 1.5 and 2.8).
Check the display and keyboard connections.
Reset instrument by turning off power for 3 seconds.
Then turn power back on.
If none of these steps resolves the problem,
contact your dealer or Wescor for assistance.
There is a large Check the Temperature Drift Scale on the display.
shift in calibration. If the scale indicates that ambient temperature is
outside acceptable levels, take steps to stabilize the
instrument. See Section 2.
60
To avoid the risk of serious injury, the display and
keyboard connections should only be checked by
qualified service personnel.
WARNING!
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