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TDB21M56 / TANDBERG [TV]

The EURAS repair tip database for professional technicians and service engineers supplies the following faults for TDB21M56 / TANDBERG.

List of fault symptoms:
  • No start-up from standby.
  • White screen. Flyback lines. at start-up. Shuts down.
  • No start-up.
  • Stuck in standby.
  • Bright vertical line. Frame has increased by 5cm at the bottom.
  • Picture too small. Horizontal line.
  • How to lock user control.
  • No start-up. No LED lit after power button is pressed. Whinning noise heard.
  • Vertical collapse.
  • Horizontal transistor (BU808DFI) defective.
  • Flyback lines. No picture. after a few seconds.
  • White screen. Flyback lines. after a few seconds.
  • Vertical line. Flyback lines. Audio OK .
  • Tuning drifts.
  • Dark screen. Audio OK .
  • How to store normal values.
  • Red screen. (TDB21M56 tip from TANDBERG)
  • Appliance is locked.
  • No UHF band.
  • Does not switch to standby.
  • Faulty vertical stage.
  • Picture too green. At switch on, normal for approx.3-10 sec.
  • No audio.
  • Picture shakes. (service info for TANDBERG -TDB21M56)
  • Vertical line.
  • Shuts down. after a few seconds.
  • How to access Hotel mode.
  • No tensions in secondary of PSU.
  • PSU doesn't switch on. (TDB21M56 tips)
  • No functions.

With this service information, you may repair TANDBERG TDB21M56 faster/better when it fails.

When TANDBERG TDB21M56 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. TANDBERG TDB21M56 fails can be better solved.

If TANDBERG TDB21M56 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 TANDBERG TDB21M56 fails.


Additionally to repairtips or service information TDB21M56 is linked to 1 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 TDB21M56 ).

EURAS system also knows 21 appliances having the same chassis as TDB21M56 and can easily list them.

In the repair discussion pinboard for TDB21M56 there are 16 replies to questions asked about 5 different repair problems.
With access to EURAS you can all read them or enter your own questions and get help for TDB21M56 from EURAS technicians or other users.

Do want to see this remedies/cures for repairtips?   Register here for the EURAS System

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Last updated: 19. Aug 2008 04:32:33 MET, doccode ISO9002AS168EKA200805C [cachelite] EURASMOP

Responsible for the content: EURAS International GmbH, Eime, Germany. All rights reserved, EURAS database V2.0 (C) 2002-2008. All brand- or productnames are copyrighted by the respective manufacturer of the appliance and are only being used for identification purposes.