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ARCHIVED FORUM -- April 2007 to March 2012
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This is the first Archived Forum which was active between 17th April 2007 and 1st March February 2012

 

Latest post 12-16-2010 11:49 AM by Dillen. 5 replies.
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  • 12-15-2010 3:22 AM

    Beomaster 6000 P- light, no switch on

    Hi Everyone!

    I have a problem with my Beomaster 6000. It was happened after 6 hours of playing. Then Beo turned off.

    When I tried turn it on I saw only "P" letter indicator and amplifier won't start.

    What does this "P" mean? What is wrong?

    Please help!

     

  • 12-15-2010 4:19 AM In reply to

    • Dillen
    • Top 10 Contributor
    • Joined on 02-14-2007
    • Copenhagen / Denmark
    • Posts 5,008
    • Founder

    Re: Beomaster 6000 P- light, no switch on

    Welcome to Beoworld !

    The "P" does not mean anything specific but it reveals that the processor is not running
    its programme as intended.

    The main issues of the Beomaster 6000 are aging capacitors and cracked solder joints.
    Caps generally, solder joints at the lower edge of the processor module and
    at the board right below the processor board. Mainly where connectors are soldered in.
    The processor reset circuit can also act up.

    Will it go into standby (red dot) and in the given case is the red dot the only thing lit then ?
    Any reaction to the remote control (if that option is fitted) ?

    Martin

  • 12-15-2010 9:32 AM In reply to

    Re: Beomaster 6000 P- light, no switch on

     

    Thank You for quick answer!

    Now I'm closer to repair it.

    There is no red dot. Always this P is shining since it broke down.

    Unfortunately I haven't terminal. I will have it in the end of this week.

     

    Now I'll try to find reason of the mistake.

     

     

  • 12-15-2010 10:01 AM In reply to

    • Dillen
    • Top 10 Contributor
    • Joined on 02-14-2007
    • Copenhagen / Denmark
    • Posts 5,008
    • Founder

    Re: Beomaster 6000 P- light, no switch on

    Sounds like a reset problem - or the processor.
    Check trimmer R89 and zener D6 in the reset circuit and
    the other things already mentioned.

    Martin

  • 12-16-2010 9:38 AM In reply to

    Re: Beomaster 6000 P- light, no switch on

    Everything looks fine.

    In service manual there is a sentense about manual restarting of the processor. 

    Something like "find two points marked TEST RESET and do short circuit between them for a while"

    Maybe it will works. 

    Where are this points?

     

    I checked out all of Your pointers carefully but I'm electric amateur.

    Maybe I overlooked something. I'll check it again.

     

  • 12-16-2010 11:49 AM In reply to

    • Dillen
    • Top 10 Contributor
    • Joined on 02-14-2007
    • Copenhagen / Denmark
    • Posts 5,008
    • Founder

    Re: Beomaster 6000 P- light, no switch on

    The test points are across resistor R90 which can just be shorted. Still, that does
    not provide any help if trimmer R89 is bad.
    The best thing would be to see the reset signal on a scope.
    Should be low when mains is connected and jump to some 4½-5 Volts within
    half a second or so.

    Martin

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