iv
Contents
9 Maintenance and Service 103
9.1 Repair, Inspection, Cleaning ......................103
9.2 Troubleshooting ..........................................105
Before Returning for Repair ....................................105
9.3 Error Messages ...........................................107
9.4 Frequently Asked Questions ......................108
9.5 Replacing the Fuse .....................................109
9.6 Replacing the Test Lead’s Tip Pin .............110
9.7 Disposing the Instrument (Removing
the Lithium Battery) ....................................113
Appendix Appx.1
Appx. 1 Effect of Extending the Test Lead
and Induced Voltage .........................Appx.1
Reducing Induced Voltage ............................Appx.1
Appx. 2 Effect of Eddy Currents....................Appx.2
Appx. 3 AC 4-terminal Measurement Method .
Appx.3
Appx. 4 Effects of Current Density ...............Appx.5
When the Measurement target is Wide or
Thick .............................................................Appx.5
Appx. 5 Synchronous Detection System......Appx.7
Appx. 6 Calibration .........................................Appx.8
Calibrating the Resistance Measurement
Component ...................................................Appx.8
Calibrating the Voltage Measurement Unit ...Appx.9
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