Table of contents Features Page 54 How to operate the watch Page 55 Backlight Page 55 Key Functions Page 55 Operating modes Page 56 Set the training zone Page 56 Measuring the pulse Page 58 Stopwatch Page 60 Set the time Page 62 Reset the watch Page 64...
2 Features The IROX phantom-X is a heart rate monitor watch with additional time and chronograph functions. The main features are: – The phantom-x has three operation modes: Time, Pulse and Chronograph. – The heart rate monitor works with a chest strap.
3 How to operate the watch 3.1 Backlight Press S4 to activate the EL back light for 3 seconds. 3.2 Key functions S1 (START/SPL) – SHOW DATE – RE-LINK WATCH AND TRANS- MITTER – START/SPLIT OF STOPWATCH – ADJUST SETTING (SET) S2 (STP/RST/SET) –...
3.3 Operating Modes Press S3 for mode change operation. The sequence is shown as follow: 3.4 Set the training zones To use the heart rate measuring function with the training zones, follow these steps: (1) Enter data for heart rate monitor...
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– Press S3 to show Pulse mode, mode prompt “PULS” will be displayed for 1 second first. – Press and hold S2 for 1 second (“Hold” displayed) to enter setting mode. The “Zone High Limit” digits start flashing. – Press S1 to adjust the flashing digits. Press and hold S1 for fast setting. –...
(2) Equipping the transmitter (chest strap) – Wet the grooved electrode areas of the transmitter with water. – Attach the transmitter to the elastic strap provided. – Secure the transmitter on your chest, below the chest muscle, with the grooved electrode areas against your skin. Check that the logo is in a cen- tral upright position.
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– Press S3 to show Pulse mode, mode prompt “PULS” will be displayed for 1 second first. – Heart icon flashes when heart rate signal is received from the transmitter and the heart rate is shown at the middle row of the display. –...
3.6 Stopwatch – Press S3 to show Chronograph mode, mode prompt “Chro” will be displayed for 1 second first. – Heart icon flashes when heart rate signal is received from the transmitter and the heart rate is shown at the top row of the display. –...
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– If zone alarm is set to “on”, 1 “Beep” sound will be given every 6 seconds when heart rate is below “Zone Low Limit” and 2 “Beep” sounds will be given every 6 seconds when heart rate is above “Zone High Limit”. And the displays will be as follow: –...
2. The chronograph is of 1/00-second resolution for the first hour and 1-se- cond resolution for the rest and with working range up to 24 hours, then the chronograph stop automatically. 3. If zone alarm is set to “off”, there will be no zone alarm and high/low limit indication.
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– Press and hold S2 for 1 second (“Hold” displayed) to enter setting mode. The hour digits start flashing. – Press S1 to adjust the flashing digits. Press and hold S1 for fast setting. – Press S3 to select the next digits, weekday or 12/24Hr for setting. The se- quence is shown as follow:...
– Year can be set from 2000 to 2039. – When setting 12/24Hr, press S1 to toggle 12-hour or 24-hour display for- mats. If 24-hour display format is selected, there will be no “PM” flag. – After all adjustments are completed, press S2 to exit the setting mode and the second digits count up from 00 automatically.
4 Battery replacement Replace the exhausted battery with the indicated battery type Watch – CR2032 or equivalent. Transmitter – CR2032 or equivalent. When changing the battery, please visit a professional store able to re- place the battery and assure a proper service.
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