BE–98 BODY ELECTRICAL SYSTEM – AUDIO SYSTEM CONTINUED FROM PREVIOUS PAGE W Hissing sound from speaker? No → Power amplifier faulty. Recheck system after repair. Yes Radio assembly faulty. Recheck system after repair. 12 Tape Player EITHER SPEAKER DOES NOT WORK W : w/ Power Amplifier WO : w/o Power Amplifier Is radio operating normally? Yes → Radio assembly faulty. No Is hiss produced by non–functioning speaker? Yes WO Radio assembly faulty. Yes W Radio assembly faulty. Recheck system after repair. No Is there continuity in speaker wire harness? No → Speaker wire harness faulty. Yes Temporarily install another speaker Functions OK? Yes → Speaker faulty. No WO Radio assembly faulty. W Power amplifier faulty. Recheck system after repair.