Logitech H540 USB Computer Headset Repair

The Logitech H540 is a plug-and-play USB computer headset designed for calls, music, and video conferencing, delivering digital stereo sound with laser‑tuned drivers and a built‑in equalizer for enhanced audio clarity. It features a rotating noise‑canceling boom microphone, an inline mute with LED indicator, and on‑ear controls for volume and mute. The headset offers padded earcups and an adjustable headband for extended comfort. The exterior is built from durable materials with a reinforced headband and soft padding for everyday use.

The Logitech H540 USB Computer Headset can be identified by the model number (M/N A-00042). The model label is on the Logitech H540 USB Computer Headset can be identified by its model name and SKU (H540 / 981-000510). Model/SKU information appears on the product packaging and on product labeling; common markings are found near the USB connector or inline mute module. This label lists the model (M/N), part (P/N), and serial (S/N) numbers.

• Form Factor: Over-the-head, over-the-ear (on-ear/over-ear design)
• Connection Type: Wired USB (USB-A plug, plug-and-play)
• USB VID:PID: 0x046D:0x0A37 (Logitech) — some regional listings also show 0x046D:0x0A39
• USB Protocol / Speed: USB 2.0 — Full Speed
• Headphone Frequency Response: 20 Hz to 20 kHz
• Microphone Type & Frequency: Rotating boom, noise-canceling; mic frequency response 10 Hz to 6.5 kHz
• Cable Length: 6.15 feet (1.8 meters)
• Weight: 130 g (4.5 oz)
• Product Dimensions (W×D×H): 200 mm × 65 mm × 185 mm (7.9 in × 2.6 in × 7.3 in)
• Model / SKU / MPN: H540 USB Computer Headset — SKU / MPN: 981-000510 (productID: h540-usb-computer-noise-cancelling)
• Key Features: Laser‑tuned drivers with built‑in equalizer, noise‑canceling mic, on‑ear controls, inline mute LED, padded comfort; no software required for basic operation

Common repair-relevant faults include no audio or mic not detected (often caused by faulty USB connector or cable, or OS/audio settings) and intermittent audio from a single earcup (broken internal wire or solder joint). Diagnose by testing the headset on another USB port/computer, checking OS input/output device selection, gently wiggling the cable and USB plug while listening for changes, and opening an earcup to inspect wiring, connector pads, and solder joints for breaks.

For additional troubleshooting help, visit: Visit https://support.logi.com for drivers, product support articles, and contact options.

Refer to Logitech's regional warranty pages; typical warranty coverage is a limited hardware warranty (check support.logi.com for region-specific terms).

• https://www.logitech.com/en-us/products/...
• https://support.logi.com/hc/en-us/articl...