1994 Buick Skylark Owner's Manual - Page 141

factory back-up code) and the unit is in the UNSECURED mode. If the display shows "SEC", the disabling sequence was unsuccessful and the numbers did not match eitherof the codes and the unit will remainin the SECURED mode. Care of Your Cassette Tape Player A tape player that is not cleaned regularly can cause a reduced sound quality, ruined cassettes, or damaged mechanism. Cassette tapes should be stored in their cases away from contaminants, direct sunlight, and extreme heat.If they aren't, they may not operate' properly or cause failure of the tape player. Your tape player should be cleaned regularly each month or after every 15 hours of use. If you notice a Care of Your Compact Discs reduction in sound quality, try a known good cassette to Handle discs carefully. Store them in their original cases see if the tape or the tape playeris at fault. If this other cassette has no improvement in sound quality, clean the or other protective cases and away from direct sunlight and dust.If the surfaceof a disc is soiled, dampen a tape player. clean, soft cloth in a mild, neutral detergent solution an Clean your tape player with a wiping-action, clean it, wiping from the center to the edge. non-abrasive cleaning cassette, and follow directions the Be sure never to touch the signal surface when handling provided with it. discs. Pick up discs by grasping the outer edges or the Cassettes are subject to wear and the sound quality may edge of the hole andthe outer edge. degrade over time. Always make sure that cassette the tape is in good condition before you have your tape player serviced. 139