Logitech Z-5500 Schematic Diagram Upd Online

: Like many older electronics, the electrolytic capacitors in the power supply (near the transformer) are prone to bulging or leaking over time, leading to hum or power failure. Charred PCB near Rectifiers

: A highly detailed project on Head-Fi features custom-drawn schematics for each of the six amplifier channels and discusses high-end component upgrades. logitech z-5500 schematic diagram

Logitech, like most consumer electronics manufacturers, does not release schematics to the public. They consider them proprietary. If you call Logitech support today, they will offer you a discount on a new speaker system (likely the Z906), but they will not email you a PDF of the amplifier board. : Like many older electronics, the electrolytic capacitors