Can anyone identify Q5 on the PCB for me?

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  • Chris Green

    Can anyone identify Q5 on the PCB for me?

    On Sun, Feb 04, 2018 at 03:29:13PM +0000, slartibartfast wrote:
    >
    > cl (AT) isbd (DOT) net wrote:
    > > I have a dead Squeezebox radio, something is dragging the PSU down.
    > >
    > > After quite a bit of diagnosis I think I have found that Q5 has
    > > failed, I'm just hoping that it is cause rather than effect.
    > >
    > > Q5 is a three terminal semiconductor of some sort, can anyone tell me
    > > the device ID or point me at somewhere that can tell me?
    > >
    > > --
    > > Chris Green


    > This might help.
    > http://forums.slimdevices.com/showthread.php?t=95865
    >

    I'd found that but hadn't read through to the next pages, in one of
    the later postings I found "I also had to replace Q5 (?) with marking
    "P3A" right above Q3. It is a PNP Transistor (DPLS320A). Mine was blown. "

    So it seems that it's a PNP transistor, I can get them from Mouser
    (among others) for £0.33 so it's worth a try anyway.

    Thank you!

    --
    Chris Green
  • cl@isbd.net

    #2
    Can anyone identify Q5 on the PCB for me?

    I have a dead Squeezebox radio, something is dragging the PSU down.

    After quite a bit of diagnosis I think I have found that Q5 has
    failed, I'm just hoping that it is cause rather than effect.

    Q5 is a three terminal semiconductor of some sort, can anyone tell me
    the device ID or point me at somewhere that can tell me?

    --
    Chris Green

    Comment

    • slartibartfast
      Senior Member
      • Jan 2010
      • 13855

      #3
      Originally posted by [email protected]
      I have a dead Squeezebox radio, something is dragging the PSU down.

      After quite a bit of diagnosis I think I have found that Q5 has
      failed, I'm just hoping that it is cause rather than effect.

      Q5 is a three terminal semiconductor of some sort, can anyone tell me
      the device ID or point me at somewhere that can tell me?

      --
      Chris Green
      This might help.


      Sent from my SM-G900F using Tapatalk
      Living Room: Touch or Squeezelite (Pi3B) > Topping E30 > Audiolab 8000A > Monitor Audio S5 + BK200-XLS DF
      Bedroom: Radio
      Bathroom: Radio

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