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21B9T29TX FE7000 / SANG [TV]

The EURAS repair tip database for professional technicians and service engineers supplies the following faults for 21B9T29TX / SANG.

List of fault symptoms:
  • Vertical collapse.
  • No operation. (SANG - 21B9T29TX information)
  • No horizontal deflection.
  • Restore factory settings. (service info for SANG -21B9T29TX)
  • Coloured lines.
  • Flickering picture.
  • Disable child lock. (21B9T29TX SANG repair tip)
  • No picture via SCART. Tuner operation OK. Videotext and other on-screen display OK.
  • Snow on Band I and II.
  • Blurry picture.
  • No start-up from standby.
  • Snow in picture. only on certain channels.
  • Stuck in standby. (21B9T29TX tips)
  • No switch on from standby. LED is briefly darker.
  • Enable Hotel mode. (21B9T29TX SANG repair tip)
  • Dead.
  • Switches off by itself. after a few minutes.
  • Line output transistor heats up abnormally.
  • No reception above channel 40.
  • Picture becomes slowly brighter until flyback lines appear.
  • White spots on some channels, flecks in picture.
  • No channel search, when opening the menu, it's blocked on the sleep-timer, and cannot be adjusted the p-/p+ buttons.
  • No reception. No picture in AV mode.
  • Basic features.
  • No synchronisation (after a few minutes).
  • No picture. Screen is lit as if TV was in AV. At scart input there is a semblance of out of sync picture, while at output picture is clear with a fault (like a hum). (service info for SANG -21B9T29TX)
  • Enable child lock.
  • No start-up.
  • No horizontal synchronisation (after a few minutes).
  • No tuning. Dark picture. No horizontal synchronisation.
  • Does not switch to standby.
  • Loud whistling from loudspeakers. Wavy picture and picture runs through. No sync via scart. (21B9T29TX tip from SANG)
  • Switches to standby. after warm-up.
  • No synchronisation.
  • Switches to standby. intermittently.
  • Reduced vertical deflection.
  • Does not switch off from standby, LED alternately flashes dark then light.
  • Low brightness. Low contrast.
  • Horizontal stage does not start.
  • No horizontal synchronisation.
  • Enter service mode.
  • Picture jitters. at high volume.
  • Disable hotel mode.

With this service information, you may repair SANG 21B9T29TX faster/better when it fails.

When SANG 21B9T29TX 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. SANG 21B9T29TX fails can be better solved.

If SANG 21B9T29TX 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 SANG 21B9T29TX fails.


Additionally to repairtips or service information 21B9T29TX FE7000 is linked to 34 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 21B9T29TX FE7000).

EURAS system also knows 394 appliances having the same chassis as 21B9T29TX FE7000 and can easily list them.

In the repair discussion pinboard for 21B9T29TX FE7000 there are 10 replies to questions asked about 12 different repair problems.
With access to EURAS you can all read them or enter your own questions and get help for 21B9T29TX from EURAS technicians or other users.

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 household/TV/Video electronics repair shop close to you.

Already registered? open 21B9T29TX SANG in EURAS

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Last updated: 07. Oct 2008 02:06:01 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.