sm 52 console buttons locked

Discussion in 'Heidelberg Printing Presses' started by Kartal55, Jul 17, 2018.

  1. Kartal55

    Kartal55 Member

    Joined:
    Apr 2016
    Messages:
    47
    Location:
    Australia
    hey guys, here's a curly one!
    side lay micro "on the fly" adjustment option button & off centre print option buttons simultaneously lit. I just can't disengage either one of them.
    s.o.s please

    cheers
    ,
     

    Attached Files:

  2. CHOCK

    CHOCK Senior Member

    Joined:
    Dec 2016
    Messages:
    2,852
    Location:
    Managua,Nicaragua
    Hi:
    Please tight and clean very well the connectors-SOCKET: X23 -X24-X26
    1) Look for dirty, dust, or bend pins or faulty connector, clean , repair or replace.
    2) X23 connector Measure voltage : Pin 1 vs Pin 5 =+5vdc SEE if there are in Tolerance.
    3) X24 connector Measure voltage: Pins 1 -2 15VAC Pins :3-4-5-6=20 Vac Pins:7-8: 27 Vac
    4) X26 connector Me asure Voltage : pin 1:+5vdc PIn 2: -205Vdc Pin3:-200Vdc
    5) If everything is o.k mentioned before : Replace Board console DSK display power board.
     
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