Recent content by s355

  1. s355

    Solved! Are there any fatal voltages in a laptop?

    I want to boot a laptop while it's open to diagnose it. Could it have dangerous voltages inside?
  2. s355

    Solved! Do laptops have ATX?

    You mean a power supply built into the motherboard?
  3. s355

    Solved! Is "off" really off in Bose Qc35 II?

    Does this mean the memory circuits are still powered despite everything else off, including LEDs?
  4. s355

    Solved! Is "off" really off in Bose Qc35 II?

    If turned back on, the headphones connect to the previously connected device.
  5. s355

    Solved! Is "off" really off in Bose Qc35 II?

    If I slide the off/on/pair switch to off, are the headphones truly off or doing something in the background?
    • s355
    • Thread
    • Replies: 5
    • Forum: Audio
  6. s355

    Solved! Why do Windows XP laptops have 3 wire cooling fans while Windows XP desktops have 4 wire cooling fans

    1
  7. s355

    Solved! Do laptops have ATX?

    I'm wondering how laptops turn themselves off after shutdown.
  8. s355

    Solved! Do laptops have ATX?

    If not, how does it turn off its internal parts at shutdown?
  9. s355

    How do I disable a musical greeting card so it doesn't sound when opening?

    I'd like to tear out the electronics, and I don't want it to sound when I try to tear it out.
  10. s355

    Solved! Do laptop batteries have a PS_ON like desktop PSUs?

    I'm wondering if laptop batteries are off unless a PS_ON pin is pulled low, like a desktop PSU.
  11. s355

    ATX PSU shuts off when load is attached to ATX wires

    This circuit shuts off almost immediately. This circuit works perfectly, even with no load on the Molex. Is my PSU dead? If not, how do I fix it? After the first circuit shut off, I could reset it by turning the POWER switch off and on.
  12. s355

    Solved! HP Elitebook fan pegged at 100

    Blue wire of the fan
  13. s355

    Solved! HP Elitebook fan pegged at 100

    Besides the fan at 100, everything is normal. But please let me know what does the blue wire do.
  14. s355

    Solved! HP Elitebook fan pegged at 100

    That laptop had thermal shutdown once or twice.
  15. s355

    Solved! HP Elitebook fan pegged at 100

    No
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