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5757 986547A / NORDMENDE [TV]

The EURAS repair tip database for professional technicians and service engineers supplies the following faults for 5757 / NORDMENDE.

List of fault symptoms:
  • Intermittent interference stripes on screen, thereby vertical picture jitter.
  • Green picture. Streaky, coloured shadows in every contour. May occur with red or blue picture. Shadows are the colour of contour streaks.
  • Dark screen. Sound OK.
  • BU806 fails after 2 days of operation.
  • The picture rolls up from the bottom. (What can be seen at the top also appears at the bottom). (+ extract of circuit diagram)
  • Lower picture part is missing.
  • Bright picture with flyback lines. Sound OK.
  • Picture becomes gradually lighter, flyblack lines. Control grid cannot be adjusted.
  • PSU smokes.
  • Line output stage is defective.
  • Repeated failure of BU806 chopper transistor TP01. (+ extract of circuit diagram) (5757 NORDMENDE repair tip)
  • Picture width, E/W and trapeze can only be adjusted minimally.
  • RL25 (10K) burns.
  • Green picture, streaking, coloured shadows by each contour, also by red and blue picture. Shadow is the same colour as contour streaking.
  • Interference lines in no particular time frame. Vertical jitter
  • E/W fault.
  • Appliance sometimes switches off, then functions ok again for days. Line end stage control from power IC TEA2026 breaks down, 110V stays present. Display functions ok.
  • PSU BU806 fails immediately after start-up.
  • Vertical fault, only approx 5cm wide picture in centre.
  • No TXT. Picture remains. Six lines in the display to show that the TV is in TXT mode. (5757 tips)
  • Shrinked image. Sound OK.
  • Picture narrows and twists after the appliance has been on for a while. Perfect picture for hours when the appliance is switched off and immediately switched on again. Display and channel tuning are ok.
  • Bright picture. No reception.
  • Incorrect deflection. Horizontal BU fails repeatedly.
  • Picture is displaced to the bottom of the screen. Frame linearity appears to be normal.
  • Failure of chopper transistor or line output transistor.
  • The picture shows E/W fault, the top shows a 2 cm black bar and RP4 smokes. (part of circuit diagram displayed)
  • Operation and tuner commands are always "on".
  • Picture is too small/distorted.
  • Reduced vertical and horizontal size. Distorted picture.
  • Defective tuner. No reception. Only noise in picture.

With this service information, you may repair NORDMENDE 5757 faster/better when it fails.

When NORDMENDE 5757 fails , these symptoms are known and EURAS knows the remedy/solution.

Tips are coming from EURAS customers, workshops and payed technicians from all over the world. NORDMENDE 5757 fails can be better solved.

If NORDMENDE 5757 fails, this information will help you. Here you can only see the symptom list, to access remedies, you must register.

With help of this list a solution is found often when NORDMENDE 5757 fails.


Additionally to repairtips or service information 5757 986547A is linked to 3 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 5757 986547A).

EURAS system also knows 28 appliances having the same chassis as 5757 986547A 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/household electronics repair shops/Video/technicians 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 TV/Video/household electronics repair shop close to you.

Already registered? open 5757 NORDMENDE in EURAS

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Last updated: 07. Jan 2009 20:59:57 MET, doccode ISO9002AS168EKA200805C EURASMOP

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All brand- or productnames are copyrighted by the respective manufacturer of the appliance and are only being used for identification purposes.