Speaker Sound Test Fast, private, on-device — nothing is recorded.

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TypeTone Freq PanBoth

Quick start

1 Set a safe volume

Start low. Raise slowly. If it’s uncomfortable, it’s too loud.

2 Isolate a speaker

Use Left/Right first — it’s the fastest way to spot a dead channel.

3 Confirm with a sweep

Sweeps expose rattles and dropouts you won’t hear with one tone.

Troubleshooting & next steps

Quick FAQs
  • Nothing plays? Check Silent mode, Bluetooth output, and device volume.
  • Only one side works? Use Left/Right. If one side is always silent, it’s likely hardware.
  • Crackle at low volume? Moisture/debris is common — give it drying time, then retest.
  • Noise sounds hissy? Some hiss at high volume is normal; compare both channels.
Safe cleaning checklist
  • Power off the phone first.
  • Use a soft, dry brush — no liquids.
  • Avoid compressed air into the grille (it can push debris in deeper).
  • Re-test at 200 Hz, 1 kHz, and 10–14 kHz.
Device notes
  • iPhone: bottom + earpiece can act as stereo; test both.
  • Android: some models boost bass; check 60–200 Hz for rattles.
  • Laptops: try 400–5k Hz; listen for chassis resonances.
What to do next
  • If the speaker got wet, start with the Water Eject Tool.
  • Record a short sample and compare Left vs Right.
  • If one side stays silent, consider a professional repair estimate.