Polar Electro FT80 User Manual page 20

ENGLISH
Typically, short circuiting does not damage the battery, but it may decrease the capacity and lifetime of the battery.
Changing Training Computer Battery
Open the battery cover with a coin by turning it from
1.
CLOSE to OPEN.
Remove the battery cover and lift the battery out
2.
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.
Replace the old sealing ring with a new one (if
3.
available), fitting it snugly in the cover groove to ensure
water resistance.
Put the cover back on and turn clockwise to CLOSE.
4.
Please enter basic settings is displayed.
5.
button to skip the Basic settings.
hold the BACK
If you re-enter the Basic Settings, the training computer
thinks there is a new user and the STAR Program is
turned off.
Go to and adjust time and date.
Settings mode
6.
To return to Time mode, press and hold the BACK
7.
button. Now your FT80 can be used normally.
Changing Polar H1/H2/H3 Heart Rate Sensor Battery
1. Lever the battery cover open by using the clip on the
strap.
2. Remove the old battery from the battery cover with a
suitable sized small ridgid stick or bar, such as a
toothpick. A non-metal tool is preferable. Be careful not
to damage the battery cover.
3. Insert the battery inside the cover with the negative (-)
side outwards. Make sure the sealing ring is in the groove
to ensure water resistance.
4. Align the ledge on the battery cover with the slot on the
connector and press the battery cover back into place.
You should hear a snap.
Changing Polar WearLink+ Heart Rate Sensor Battery
1. Using a coin, open the battery cover by turning it
counterclockwise to OPEN.
2. Insert the battery inside the cover with the
negative (-) side outwards. Make sure the sealing
ring is in the groove to ensure water resistance.
3. Press the cover back into the connector.
4. Use the coin to turn the cover clockwise to
CLOSE.
Danger of explosion if the battery is replaced with wrong type.
20 Important Information
Press and