1. Time for some upgrades in server hardware and software to enhance security and take AK to the next level. Please contribute what you can to sales@audiokarma.org at PayPal.com - Thanks from the AK Team
    Dismiss Notice

sansui au 2000 power supply voltage change over

Discussion in 'Exclusively Sansui' started by petehall347, Nov 9, 2018 at 6:04 PM.

  1. vic

    vic Active Member

    Messages:
    179
    I have a multimeter
     

     

    Please register to disable this ad.

  2. Robisme

    Robisme Sansui Enthusiast Subscriber

    Messages:
    11,723
    Location:
    Martinez California
    Does the voltage tag on the back show it can be set to multiple voltages?

    Rob
     
  3. vic

    vic Active Member

    Messages:
    179
    yes got it going all inputs work except phono?
     
    Last edited: Nov 13, 2018 at 5:30 PM
  4. petehall347

    petehall347 the brandy coffee man Subscriber

    Messages:
    27,868
    Location:
    uk.. the middle bit
    best check power supply to the phono section .
     
  5. vic

    vic Active Member

    Messages:
    179
    how to do this
     
  6. petehall347

    petehall347 the brandy coffee man Subscriber

    Messages:
    27,868
    Location:
    uk.. the middle bit
    good question . will look at schematic now .
     

     

    Please register to disable this ad.

  7. petehall347

    petehall347 the brandy coffee man Subscriber

    Messages:
    27,868
    Location:
    uk.. the middle bit
    f-2501
    pin 48 should be -35v
    pin 47 should be +35
    both with respect to pin 49 . black meter probe goes here .
     
  8. vic

    vic Active Member

    Messages:
    179
    ok thanks this board is tucked in I need to remove the whole front to get to it this amp is so hard to work on
     
  9. petehall347

    petehall347 the brandy coffee man Subscriber

    Messages:
    27,868
    Location:
    uk.. the middle bit
    best first deoxit the switches .. if already done do it again ..
     
  10. vic

    vic Active Member

    Messages:
    179
    ok will do that thanks
     
  11. vic

    vic Active Member

    Messages:
    179
    Pete I did it and guess what I hear my records sounds awesome. I sprayed the shit out of all switches even the f-2051 circuit board.
    Thanks again, your a legend!!!
     

     

    Please register to disable this ad.

  12. petehall347

    petehall347 the brandy coffee man Subscriber

    Messages:
    27,868
    Location:
    uk.. the middle bit
    well done :thumbsup:
     
    Hyperion likes this.
  13. Hyperion

    Hyperion Roobarb & Custard Subscriber

    Messages:
    48,040
    Location:
    Hertfordshire, UK
    And to you too Pete :thumbsup:
     

Share This Page