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SECTION 2 OPERATION

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 will adjust the ranges automatically according to the data entered.

You can also activate the heart rate limit alert function, so the transmitter will emit beeping sound when the limits are exceeded. [see FIG. C]

REAL TIME CLOCK

To set the clock, see FIG. D

NOTE: The date format for 12-hour display is MONTH-DAY while that for 24-hour display is DAY-MONTH.

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Oregon Scientific HR102 user manual Operation Back Light, Operating Modes, HOW to SET Heart Rate Limits, Real Time Clock