EURAS System
    EURAS worldwideeuras.com    
EURAS System

C2257H / GEC [TV]

The EURAS repair tip database for professional technicians and service engineers supplies the following faults for C2257H / GEC.

List of fault symptoms:
  • Colour flashes.
  • Line synchronisation is missing, intermittently missing or line hold critical.
  • Raster is overbright and left hand side of screen has stripes. (C2257H tips)
  • No RGB.
  • No audio.
  • Dead. PSU squeals.
  • Vertical collapse. (C2257H GEC repair tip)
  • Goes to standby from cold.
  • Intermittently appliance switches off.
  • Hanover bars.
  • EHT brushes or arcs.
  • Picture tube not lit.
  • Ballooning effect.
  • Distorted audio.
  • Faint colour when higher channels is selected.
  • No vertical deflection.
  • Picture and sound are missing, raster and sound noisy.
  • Cramped or stretched at top; cramped, frame creeping or foldover at bottom.
  • Synchronisation is missing or intermittently missing.
  • Unstable frame hold control which constantly needs adjusting or incorrect frame speed.
  • Unstable frame hold control and constantly needs adjusting or incorrect frame speed.
  • Dark picture intermittently. CRT heaters lit.
  • Reduced horizontal size. (C2257H tips)
  • Raster is bright with flyback lines.
  • Picture is grainy and sound noisy.
  • Intermittent horizontal and shaky picture.
  • Ghosting effect.
  • Tuning drifts.
  • Incorrect line speed or unstable control, possibly intermittent.
  • Brightness fault.
  • Inadequate raster and no signal.
  • Appliance comes on in standby only.
  • Low gain.
  • Frame oscillator does not function.
  • Intermittent chroma.
  • Picture is missing, raster and sound ok.
  • No start-up.
  • Dead.
  • Low A1s.
  • Bright raster especially on right hand side. Stripes.
  • Flickering picture.
  • Picture and sound are missing, raster and sound are noisy.
  • Reduced vertical size.
  • Vertical jitter.
  • Cramped or stretched at top; cramped, frame creep or foldover at bottom.
  • Picture and sound are missing, EHT ok.
  • Frame synchronisation poor.
  • Stuck in standby.
  • Poor picture quality, smearing, milkiness or glistening on peak whites.
  • EHT is missing, line timebase ok.
  • Top of screen has field cramp.
  • Bars in picture.
  • Too much width.
  • Picture is very dark, A1 is low.
  • Bright picture.
  • The picture was overbright.
  • Brightness uncontrollable, shaded picture dark to light.

With help of this list a solution is found often when GEC C2257H fails.

Chassis information is available (which chassis is built in into C2257H ).

EURAS system also knows 24 appliances having the same chassis as C2257H and can easily list them.

In the repair discussion pinboard for C2257H there are 7 replies to questions asked about 1 different repair problems.
With access to EURAS you can all read them or enter your own questions and get help for C2257H from EURAS technicians or other users.

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

Already registered? open C2257H GEC in EURAS

All details on the EURAS System: English | Deutsch | Français | Italiano | Español | Magyarul | Português | Polski | Română | Greek |


Back to EURAS Homepage >> All manufacturers >> GEC tech tips  


(C) EURAS International Ltd.









Last updated: 29. Aug 2008 23:15:26 MET, doccode ISO9002AS168EKA200805C 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.