Hys3c210-cs Power Supply [ PREMIUM × CHOICE ]
| Parameter | Value | |--------------------------|-----------------------------| | | 100–240V AC (50/60Hz) | | Output Voltage | 12V DC (or 24V, check variant) | | Output Current | 17.5A (for 12V; 8.75A for 24V) | | Power Rating | 210W | | Efficiency | ≥86% (typical load) | | Ripple & Noise | ≤120mV p-p | | Cooling | Forced air (built-in fan) | | Protections | Short circuit, overcurrent, overvoltage, overtemperature | | Operating Temp. | -20°C to +60°C (derating above 40°C) | | Dimensions (L×W×H) | Approx. 198×98×42 mm |
Due to the standardized nature of Harman Kardon's audio components, this PSU may be compatible with other active subwoofer units within the HKTS line. Troubleshooting HYS3C210-CS Failures
Provides symmetric +/-7V DC for the standby circuitry and pre-amplifier stages.
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To make it work with the rest of the subwoofer, you must simulate or separately generate the missing to feed the control board. This is typically achieved by installing small auxiliary buck-boost converters or linear voltage regulators alongside the new primary 48V unit. Final Thoughts
The is a specialized, switch-mode power supply (SMPS) module most famously integrated into premium audio hardware, specifically the Harman Kardon HKTS 200 subwoofer . Known for powering high-fidelity sound systems, this specific power supply converts main AC power into the precise, multi-rail DC voltages required to feed a subwoofer’s internal class-D power amplifier and sensitive preamplifier circuitry.
Carefully plug the module into AC power and probe the outputs relative to the GND terminal: If you share with third parties, their policies apply
Below is a technical report regarding this device.
Look for blackened capacitors, resistors, or a burnt fuse on the HYS3C210-CS board. Replacing the HYS3C210-CS
Despite the difficulty in repairing this power supply, some users have successfully replaced faulty units. If you want to explore this route, here are a few points to keep in mind: Step 3: Capacitor Isolation Testing
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Heavy components like through-hole power resistors, transformers, and semiconductors mounted to heat sinks generate significant heat cycles. This causes the solder connections to crack, introducing intermittent open circuits. 3. Shorted Diodes
is frequently discussed in DIY electronics communities due to failure in older audio units. Common symptoms and troubleshooting steps include:
Clear the old components using a soldering iron and desoldering braid/wick.
in both directions, the diode is shorted and must be desoldered and replaced. Step 3: Capacitor Isolation Testing
