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KN2890 / KNEISSEL [TV]

The EURAS repair tip database for professional technicians and service engineers supplies the following faults for KN2890 / KNEISSEL.

List of fault symptoms:
  • PSU pulsates. No audio.
  • Adjustment of SECAM - L'AFT.
  • Adjustment AFT B/G,L.
  • Focus adjustment.
  • Vertical size adjustment.
  • Coloured lines. depending on picture content. (KNEISSEL - KN2890 information)
  • No audio.
  • Picture width and disortion adjustment. (with circuit diagram extract)
  • RF AGC adjustment.
  • Excessive vertical size. Reduced horizontal size. (with circuit diagram extract)
  • Picture shifted to the left. (KN2890 KNEISSEL repair tip)
  • PIF adjustment.
  • Focus voltage adjustment.
  • Dead.
  • No channel lock.
  • No red.
  • Vertical centre adjustment.
  • Sub-brightness adjustment. (KN2890 tip from KNEISSEL)
  • "NTSC"-Display appears on some channels.
  • Horizontal centre control.
  • Blue stripes in picture.
  • Screen and white balance adjustment.
  • Protection circuit check.
  • HV check.
  • Horizontal line. Stripes in picture. on upper half screen.

With help of this list a solution is found often when KNEISSEL KN2890 fails.


Additionally to repairtips or service information KN2890 is linked to 16 components (IC's and/or transformers) in the Tectra database, through which you can identify electrical compatibilities (crossreferences) in appliances.


Chassis information is available (which chassis is built in into KN2890 ).

EURAS system also knows 43 appliances having the same chassis as KN2890 and can easily list them.

Do you want to see this remedies/cures for repairtips?   Register here for the EURAS System
Please note: access to the EURAS System can be granted only to professional TV/Video/technicians/household electronics repair shops which are authorized for service by a manufacturer, or can prove to be professionally certified to do repairs on electronic appliances. You will be asked for a statement and information accordingly during registration.

If you do not qualify as stated above and you have an appliance that needs technical service, we do recommend you to contact the manufacturer (for example through his website) or go to a professional Video/household/TV electronics repair shop close to you.

Already registered? open KN2890 KNEISSEL in EURAS

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Last updated: 05. Nov 2009 14:09:59 MET, doccode ISO9002AS168EKA200805C [cachelite] EURASMOP

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