Denso BHT-4000 User Manual page 78

[ 5.7 ] Beeper test
Selecting "Beeper" on the TEST MENU dis-
TEST BEEPER
plays the screen shown at left and makes
the beeper sound at three octaves.
Upon completion of this test, the BHT-4000
automatically returns to the TEST MENU
screen.
To stop this test in progress, turn the power
off and on.
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