Vanguard DigiTMR S2 - Manual (Page 60)

DIGITMR S2 USER’S MANUAL REV 1
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Press and hold down the [ARM] switch, and then press the [START] key. Continue to
hold down the [ARM] switch.
h. The following screen will be displayed during testing:
Continue to hold down the [ARM] switch until the test is completed.
i. Once the test is completed, you will be returned to the “START-UP” menu.
TEST IN PROGRESS
HOLD "ARM" UNTIL
TEST COMPLETES.
(UP TO 25 SECONDS)