Section 2 Operation; The Back Light; Operating Modes - Oregon Scientific HR102 User Manual

signals once batteries are in place. Both units should be worn or
mounted within an effective distance of 50 centimeters (20 inches).
If the signals have become unsteady,
• Shorten the distance between the transmitter and receiver.
• Re-adjust the position of the transmitter.
• Check the batteries. Replace them when necessary.
USE IN WATER
The HR102 is water-resistant up to 30 meters. Note: Set the unit
before exposing it to excessive water. Activating the keys while in
the water or during heavy rainstorms may cause water to enter
the unit.

THE BACK LIGHT

Press LIGHT to turn on the back light for five seconds.

OPERATING MODES

There are four operating modes, see FIG. A
NOTE
: When no signals are received or the measurement is out
of range for five minutes, the receiver will disable the function and
return to the previous operating mode automatically.
HOW TO SET HEART RATE LIMITS
The heart rate limits help you determine if you are exercising within
your training zone. Whenever you go above or below your limits,
an indicator will flash to attract your attention. To set the heart rate
limits, see FIG. B
NOTE: The upper limit must exceed the lower limit. The transmitter
P/N:300100905-00031-10 REV1
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SECTION 2 OPERATION

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