Do you have a question about the Kenwood KAC-820 and is the answer not in the manual?
Record serial number for dealer inquiries and service.
Install the unit securely using supplied screws and spacers for safe driving.
Consider positions away from the driver, like under the seat or in the trunk.
Be cautious when making holes to avoid damaging fuel tank, brake tubes, or wiring.
Disconnect battery negative terminal before installation and check for errors.
Adjust input sensitivity for compatibility with various audio systems.
Select between ordinary and sub-woofer output with adjustable cutoff frequencies.
Avoid direct sunlight, heat, moisture, metal objects, and water near the unit.
Clean with a dry silicone or soft cloth; avoid solvents that may damage the finish.