Sony NYSNO-10 Help Manual page 17

Tightly stick the adhesive mount with your fingertip.
2.
Press the adhesive mount tightly using a pen cap, etc. to remove air bubbles.
Put the main unit back on the adhesive mount, turn the lock lever in the opposite direction of step 1. until it
3.
clicks, and then attach the main unit on the helmet.
To use the spare adhesive mount
Attach the spare adhesive mount to the main unit as followings.
Turn the lock lever of the main unit to the [RELEASE] side, and then place the adhesive mount with its groove cross-
shaped. Turn the lock lever to the [LOCK] side to fix the adhesive mount.
After attaching the adhesive mount to the main unit, do steps
Hint
Allow 24 hours for the adhesive mount to stick securely, with the main unit attached securely.
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