Polar RCX3 Frequently Asked Questions

• OwnIndex®technology for fitness test.

• OwnCal®personal calorie calculation.

Water resistance

Water resistance of Polar products is tested according to International IEC 60529 IPX7 (1m, 30min,

20ºC). Products are divided into four different categories according to water resistance. Check the back of

your Polar product for the water resistance category and compare it to the chart below.Please note that

these definitions do not necessarily apply to products of other manufacturers.

Marking on case back Water resistant characteristics

Water resistant IPX7 Not suitable for bathing or swimming. Protected

against wash splashes and raindrops. Do not wash

with a pressure washer.

Water resistant Notsuitable for swimming. Protected against wash

splashes, sweat, raindrops etc. Do not wash with a

pressure washer.

Water resistant 30 m/50 m Suitable for bathing and swimming

Water resistant 100 m Suitablefor swimming and snorkeling (without air

tanks)

Frequently Asked Questions

What should I do if...

...the battery symbol and Low battery is displayed?

The low battery indicator is usually the first sign of an expired battery.However, in cold conditions the low

battery indicator may appear.The indicator will disappear as soon as the temperature rises enough. When

the symbol appears, the training computer sounds and backlight are automatically deactivated. For further

information on changing the battery,see Important Information (page 45).

...I do not know where I am in the menu?

Press and hold BACK until the time of day is displayed.

...there are no reactions to any buttons?

Reset the training computer by pressing all the buttons simultaneously for two seconds until the display

fills with digits. Press any button, select language and set the time and date in Basic Settings after the

reset. All other settings are saved. Skip the rest of the settings by pressing and holding BACK.

...the heart rate reading becomes erratic, extremely high or shows nil (00)?

• Make sure the heart rate sensor strap has not loosened during exercise.

• Make sure the textile electrodes in the sports apparel fit snugly.

• Make sure the electrodes of the heart rate sensor strap are moistened.

• Make sure the heart rate sensor is clean. Strong electromagnetic signals can cause erratic readings. For

further information, see Precautions (page 47).

• If the erratic heart rate reading continues despite moving away from the source of disturbance, slow down

your speed and check your pulse manually.If you feel it corresponds to the high reading on the display,

ENGLISH

50 Important Information