Citizen CT915 Instruction Manual download pdf (Page 6)

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English

BASAL BODY TEMPERATURE RECORDING MODE

1. Take out the probe

a) Lift the cover and press the rear end (left end) of

the probe lightly to raise the probe from the hook.

b) Unwind the cord from the body.

2. Measure the basal body temperature

■ Method of measuring basal body temperature

(at a regular time once a day)

a) The alarm buzzer alerts you.

b) Press any button for the alarm buzzer to stop and

the measurement screen to appear.

The alarm buzzer stops after about 30 seconds

automatically.

If any button still has not been pressed, the alarm

buzzer sounds again after 7 minutes.

* If you do not want to be woken by the alarm of this thermometer (See “Turn the

alarm ON/OFF” on page 6.)

* If the POWER/MEASURE button is pressed and held for 1 second, the power turns

off.

c) Place the probe under your tongue.

(See “How to measure basal body temperature correctly” on page 20.)

Apply the probe tip (sensor) to the groove at the center of the underside of your

tongue and close your mouth lightly.

* If peeps are heard, the measurement is in error (“E” is displayed). In this case, press

the POWER/MEASURE button again and start measurement.

d)A pip is heard when the temperature is being measured. When more pips are heard

5 minutes later, measuring has finished.

* The first electronic pip indicates that the temperature is being measured normally.

* In the basal body temperature recording mode, the temperature measured for the

first time on each day is the one to be recorded automatically.

Measurement

Screen

Display of

LADY

Measure-

ment mark

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Citizen CT915 Instruction Manual Page 6