20 Most Recent Panasonic CQ-C7301U CD Player - Page 4 Questions & Answers

See if this helps? https://www.panasonic.ca/PCS/OperatingInstructions/CQDF783-OI-Eng.pdf On page 5 you will find this: "Note: The preset memory is cleared to return to the original factory setting when the battery is disconnected".. Expect to reset your car clock too! Anthony

use a disk cleaner kit on it

level3

Hello, Matthew - You don't mention that you have the wiring diagram for the player. You can find it here: http://shop.panasonic.com/support-only/CQ-C1300U.html Scroll down the page to the link to the PDF CQ-C1300 Operating Manual. Left click on the link and download the manual. Note: You will need Adobe Reader (free) software to download and save the manual. The manual includes the wiring diagram in the Electrical Connections section, starting on Page 44 (Image 8-25) of the PDF document.