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Code | Size | Head circumference |
531020052 | Headband stripe 1 | 16 1/2 - 21 5/8 in |
531020053 | Headband stripe 2 | 19 5/8 - 24 3/4 in |
| Tip |
|---|
TIP - Most adults will need Headband stripe 2 |
Step 3 - slide the headband through the sensor latches
If the external battery is installed, remove it by pressing the side buttons pulling upwards as shown in the figure bellow.
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Slide the selected headband stripe through the sensor notches as shown in the figure bellow. Replace the external battery in the sensor by pressing the side latches and releasing them when the battery is positioned correctly.
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Turnbuckle latching to the headband stripe
Step 5 - adjust
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rough headband size
Choose which snap-on button to use according to the measured circumference and sizes from table bellow. Pull the end of the band, place the snap-on at the appropriate size, and press onto the desired one until you hear a click.
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The final assembly of the headband should resemble the image in Figure 6.2.3-6.below
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Final assembly of the headband.