Attention: If the battery replacement takes more than one minute, the radio remote control must then be installed.
Use a small screwdriver to pry off the key cover.
Remove 2 screws and remove battery cover.
When replacing, use batteries of the same type (CR1220) and observe the polarity (+/). Install new batteries in the same way as the old ones were located.
Fasten the battery cover with screws. The key cover should close with a characteristic click.
Reinstall the radio remote control if necessary.