Table of Contents
- 7.1 The Most Common Questions
- 7.2 Noise and Interference Troubleshooting
- 7.3 Amplifier Problems
- 7.4 Speaker and Subwoofer Problems
- 7.5 Head Unit and Source Problems
- 7.6 Electrical System Problems
How to use this chapter: Start with the symptom. Each section opens with a symptom table that maps what you hear or see to the most likely cause. Follow the diagnostic steps in order — from simple checks to complex analysis. Most problems are solved at step 1 or 2.