Petsafe UltraLight PUSB-300 Manual De Operaciones página 3

STEP 2 TEST UNIT
Hold your finger over the speaker to muffle the
sound when testing the unit (Figure 3). Blow
across the microphone several times. The unit
should emit a sharp sound. If you do not hear the
sound correction, check for proper installation of
the battery and repeat the test.
STEP 3 SET MICROPHONE
SENSITIVITY LEVEL
Locate the microphone High/Low switch on
the side of the unit. Begin with the setting in
the low position. If the unit does not emit the
sound correction when the dog barks, move the
switch to the high setting (Figure 4).
3