The is a specific Power Supply Unit (PSU) model commonly used in high-end audio equipment, most notably the Harman Kardon HKTS 200 subwoofer [1].
The 48V output may fail completely while the lower-voltage +/- 7V rails continue to function [1]. hys3c210-cs
One of the most common physical faults involves the capacitors on the -7V line (specifically C29, C30, C31, and C32 ) failing or leaking. Voltage Test Points: You can check for proper function at the CN3 connector , which should output +7V, -7V, GND, and STB (Standby). Replacement Options HYS3C210-CS The is a specific Power Supply Unit
48V , which powers the primary audio amplifier (such as model LFMA 00690) [1]. Dual D-type flip-flops in a single package (two
The HYS3C210-CS is a specialized switch-mode power supply (SMPS) module primarily known for its role in high-fidelity audio equipment, most notably within the Harman Kardon HKTS 200 and Monster Clarity HD1 speaker systems.