Vanguard LTCA-10, LTCA-40, WRM-10P, WRM-40 - Manual (Page 62)

LTCA VERSION 2.xx SOFTWARE MANUAL REV 3
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5. The following window will be displayed:
Select the test current and click on the “OK” button.
6. From the Run Test Menu, click on LTCA/VLTG Regulator Resistance Test and then select
the resistance test you would like to run (V1 V2 V3, V1 & V2, or V1 only). For this
example, select the V1 & V2 test.