
4. BEFORE YOU BEGIN MEASURING
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4.
BEFORE YOU BEGIN MEASURING
4.1
Preparing the Power Supply
4.1.1
Attaching the Ferrite Core
Follow the steps below to attach the ferrite core that comes with the LV 5380 to the power
cord before you connect it to the LV 5380. The ferrite core will reduce the noise that is
produced when you connect the power cord to the LV 5380.
1
Release the two tabs, and open the ferrite core cover.
Figure4-1 Ferrite core attachment step 1
2
Attach the ferrite core approximately 5 mm away from the power source connector.
Figure4-2 Ferrite core attachment step 2
3
Wrap the power cord around the core once.
Figure4-3 Ferrite core attachment step 3
4
Close the ferrite core cover.
Be careful not to pinch the power cord when you close the cover.
Figure4-4 Ferrite core attachment step 4