Polar Electro RCX5 Manual page 18

1. Open the battery cover with a coin by turning it
from CLOSE to OPEN.
When changing wrist unit battery (2a),
2. •
remove the battery cover and lift the
battery out carefully with a suitable sized
small rigid stick or bar, such as a
toothpick. A non-metal tool is preferable.
Be careful not to damage the metal sound
element (*) or the grooves. Insert a new
battery with the positive (+) side outwards.
• When changing transmitter battery (2b),
place the battery inside the cover with the
positive (+) side facing the cover.
Replace the old sealing ring with a new one (if
3.
available), fitting it snugly in the cover groove
to ensure water resistance.
4. Put the cover back on and turn clockwise to
CLOSE.
Re-enter the basic settings if you changed the
5.
wrist unit batteries.
Danger of explosion if the battery is replaced with
wrong type.
18 Important Information