LifeTrak The Core C200 - Manual (Page 9)

5. Make sure the back metal plate of your C200 is laying
flat on your skin.
6. Make sure your wrist and fingers are clean and free
from dirt, oils, or lotions.
7. Clean the heart sensor button ( VIEW) and back metal
plate with a mild soap and water, or similar cleaning
solution.
8. Moisten with water the pads of the fingers you are
using to contact the heart sensor button ( VIEW).
9. Moisten with water the surface between the back metal
plate of your C200 and the skin on your wrist.
HELPFUL
HINTS:
HEART
RATE
8