See also:

Replacing the battery
The remote control for Comfort Access contains a battery that will need to be replaced from time to time. 1. Take the integrated key out of the remote control. 2. Remove the cover. Remove t ...

What to do if...
Only a black screen is visible. Switch on the system. There are no options available on the screen. Replace remote control batteries. Radio stations or TV channels are grayed out and c ...

Messages
Information about messages. ...