HJC SMART 21B User Manual page 9

2 INSTALLING THE HEADSET ON YOUR HELMET
2. Loosen the two short screws on the rear cover of the helmet with the
Allen wrench that comes included, and then remove the cover.
2.1.3 Helmet's Cheek Pad Take Off
1. Detach the snap fasteners of the cheek pads and remove the cheek
pads from the helmet.
2.1.4 Button Module Installation
1. Make sure that the grooved side of the Button Module fits the
corresponding grooves. Then, slide the Button Module into the
corresponding place until you hear a click sound.
Note: Make sure the Button Module's wire is placed in the
corresponding groove as shown in the illustration.
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SMART HJC 21B 2 Gen Standard Motorcycle Bluetooth
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Communication System for HJC Helmets | 9
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