BE-108 BODY ELECTRICAL SYSTEM — Audio System (b) Sound quality bad when tape player played. Possible causes: • Bad tape • Dirty head • Incorrectly installed speaker • Vibration noise from around speaker • Defective speaker • Defective tape player TEST 1 Does sound improve with another tape? → Yes → Tape bad. ↓ No Clean head. Does sound improve? (See note for cleaning procedure.) → Yes → OK ↓ No Proceed to Test 2. TEST 2 Is speaker correctly installed (loose or too tight)? → Yes → Does vibration sound come from around speaker? → No → Temporarily install another speaker. Okay? → Yes → Replace speaker ↓ No ↓ Yes ↓ No Install correctly. If speaker Repair. Replace tape player. frame is bent, replace. HINT: Head cleaning procedure. (1) Raise the cassette door with your finger. Next, using a pencil or like object, push in the guide as shown. (2) Using a cleaning pen or cotton applicator soaked in alcohol, clean the head surface, pinch rollers and capstans. (3) Push in the "eject" button. [DIAGRAM showing Head, Pinch Roller, and Capstan components] C012