Power supply making diagnostic beeps, no post

By dipique
Jun 30, 2005
  1. System: Aspire atx-as420w (420W, obviously) 20A@+3.3;25A@5;13A@12;.3A@-5;.8A@-12


    Intel 3.2ghz P4

    1gb corsair ram 533mhz

    When I press the power button, it doesn't post. The psu gives four beeps (low high low high) and then sometimes immediately and sometimes after a few seconds it turns off. When its a few seconds, the computer puts up the "Intel Desktop Boards" logo on the screen, however, hitting f2 (to go to bios) doesn't work. It's like the computer would work regularly if it weren't for the random turning off. When I had the other stuff connected (CDs,

    Any ideas?

  2. IronDuke

    IronDuke TS Rookie Posts: 856

    PSU doesn't look brilliant. Try and borrow a replacement, that may do the trick.
  3. dipique

    dipique TS Rookie Topic Starter

    Could you please recommend a good psu? Doesn't have to have SATA bc I have converter cables. Just a good, solid, preferably inexpensive psu.

  4. RealBlackStuff

    RealBlackStuff TS Rookie Posts: 6,503

    Read the Sticky: Power Supply Concerns, top of this forum
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