MagicBlueSmoke

Author's details

Date registered: October 29, 2009

Latest posts

  1. Vaporized pin on FAN3227 — August 18, 2010
  2. Infrant/Netgear ReadyNAS NV+ PSU fails — August 18, 2010
  3. FANUC power supply unit fails — June 29, 2010
  4. Fluorescent light transformer fails — June 27, 2010
  5. 2N3904 transistor from class project power supply — April 19, 2010
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Most commented posts

  1. MAG LT716s power supply fries after capacitors fail — 3 comments
  2. This was not a user-serviceable part — 2 comments
  3. Capacitor leaks — 1 comment
  4. NVIDIA GeForce 7600 GPU and multiple blown capacitors. — 1 comment
  5. Varistor on UPS cracks — 1 comment

Author's posts listings

Oct
29

Transformer on LCD backlight inverter from a Compaq Armada E500

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Transformer on LCD backlight inverter from a Compaq Armada E500 burns traces

The transformer leads apparently arced over.  The owner describes the part as having died with a drawn out crackle and a smell of burning PCB.  Credit: Asheem Linaval from CA, USA

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Oct
29

Terminal strip on Type 531A Oscilloscope

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Silver in solder migrates and causes arcs

That purple flash is a high-voltage arc between the terminals on the oscilloscope.  The silver in the silver-bearing solder migrates over time due to the high-voltage, and once it has migrated far enough, it forms a conductive bridge.  Credit: http://reboots.g-cipher.net

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Oct
29

Poof… there goes the magic smoke

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What is Magic Blue Smoke? Magic smoke is produced by malfunctioning electronics…  after it’s gone, the electronics no longer function.  Because of this, it’s become a joke explanation of how electronics work.  Magic smoke is put into electronics by manufacturers and they work until the smoke has escaped. If you have a picture you would …

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