• If you are certain that your dog hears the ultrasonic sound, however is still not responding, try the next level higher (see “Select Correction Level” page 9).
• Replace the battery.
• If your dog still does not respond, contact Customer Service.
• If you are certain that your dog hears the ultrasonic sound, however is still not responding, try the next level higher (see “Select Correction Level” page 9).
• Replace the battery.
• If your dog still does not respond, contact Customer Service.