Timex M821 Heart Rate Monitor User Manual


 
9
Wearing the S+D Sensor on your upper arm
• Loosen adjustable armband and wrap
the Sensor around your upper arm.
• Pull armband so that it fits snugly
around your arm and fasten with the
hook and loop closure.
• If the armband is not attached
to the Sensor, rethread with
the back of the case removed
from the unit (see diagrams at
right and below) Make sure
the smooth side faces out
(hook closure faces back of
the case).
8
Wearing the S+D Sensor on your belt
• On the back of the case, lift and
turn latch ring a quarter-turn
counterclockwise.
• Remove the back of the case.
• Remove armband from back of
S+D Sensor.
• Insert clip into slot on mounting
bracket (B). Orient clip horizontally
or vertically as indicated.
Attach mounting bracket to the back of the case. Insert tabs on
bottom part of the bracket into vertical slots on either side of the
case. (A) Be sure the clip is properly installed.
4.
2.
B.
A.
3.
1.