Contents
Main
EXPLODED VIEW
WIRING DIAGRAM
JBL S4HC Synthesis Four
JBL Loudspeaker Troubleshooting/Repair Tips
Problem 1: No sound or distorted sound from one loudspeaker in a pair (or set)
Problem 2: No sound or distorted sound from one or more (but not all) drivers in an enclosure
Problem 3: Loudspeakers distort, rattle or pop at higher volumes