The audio system is disabled when it is disconnected from the power source, such as when the battery is disconnected or goes dead. In certain conditions, the system may display a code entry screen. If this occurs, reactivate the audio system.
Reactivating the audio system
1. Turn the ignition switch to ON *1.
2. Turn on the audio system.
3. Press and hold the audio system power button for more than two seconds.
The audio system is reactivated when the audio control unit establishes a connection with the vehicle control unit. If the control unit fails to recognize the audio unit, you must go to a dealer and have the audio unit checked.
Honda Civic Owners Manual. CMBSTM On and Off
Press this button until the beeper sounds to
switch the system on or off.
When the CMBSTM is off:
The CMBSTM indicator in the instrument
panel comes on.
A message on the driver information
interface reminds you that the system is off.
The CMBSTM is in the previously ...