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MM5548VTS / MICROMAXX [TV]

The EURAS repair tip database for professional technicians and service engineers supplies the following faults for MM5548VTS / MICROMAXX.

List of fault symptoms:
  • No start-up. intermittently.
  • PSU pulsates. No start-up from standby.
  • Line output voltage at 60V approx.
  • Vertical roll. (MM5548VTS tips)
  • Blue picture in SECAM.
  • Spot in the centre of screen.
  • Annoying noise in standby.
  • Enter service mode. (MM5548VTS tip from MICROMAXX)
  • Dead. Standby LED lit . (MM5548VTS tips)
  • Switches to standby. after start-up.
  • Vertical foldover.
  • No vertical deflection.
  • No TXT.
  • White screen. Flyback lines.
  • No audio in NICAM.
  • No channels. (MM5548VTS tip from MICROMAXX)
  • Ticking noise. in standby.
  • No colour.
  • Dark picture.
  • Reduced horizontal size.
  • No horizontal deflection.
  • Black screen.
  • Shuts down. after start-up.
  • Annoying noise from PSU. Functions OK.
  • TXT fault.
  • E/W fault. Excessive horizontal size. (MM5548VTS MICROMAXX repair tip)
  • Snow in picture.
  • Vertical line tearing.
  • No audio. (MM5548VTS tip from MICROMAXX)
  • Dead.
  • No start-up. Power LED lit for a second then disappears.
  • Millky picture. Raster OK.
  • No screen adjustment. (MM5548VTS tips)
  • Low audio in MONO.
  • No E/W correction.
  • No start-up from standby with RC.
  • Line output transistor fails repeatedly. after a few minutes.
  • Horizontal foldover.
  • No RC functions. (MICROMAXX - MM5548VTS information)
  • HV flashover at FBT TR602.
  • No start-up. Green LED flashes .
  • At start-up LED switches to green then goes to standby and LED blinks red. (MICROMAXX - MM5548VTS information)
  • Switches to standby when started with RC.
  • Faulty OSD.
  • Slow start-up. Pulsating picture appears then switches off.
  • No audio in SECAM L MONO.
  • Line output transistor fails repeatedly. (MM5548VTS MICROMAXX repair tip)
  • Dead. LED blinks .
  • No OSD.
  • LED briefly green and goes to standby again.
  • No tuning.
  • No picture in PIP mode.
  • No TXT after operating time. Appliance switches to TXT, only shows 100 top left. Below coloured bars are visible. When appliance is cold TXT functions perfectly.
  • Line end transistor becomes hot and goes S/C.
  • Bright picture.
  • Reduced vertical and horizontal size. intermittently.
  • Switches off by itself. in standby (intermittently).
  • No start-up.
  • Arcing HV.
  • Switches to standby. after start-up. Red LED blinks.

With this service information, you may repair MICROMAXX MM5548VTS faster/better when it fails.

When MICROMAXX MM5548VTS 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. MICROMAXX MM5548VTS fails can be better solved.

If MICROMAXX MM5548VTS 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 MICROMAXX MM5548VTS fails.


Additionally to repairtips or service information MM5548VTS is linked to 32 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 MM5548VTS ).

EURAS system also knows 43 appliances having the same chassis as MM5548VTS and can easily list them.

In the repair discussion pinboard for MM5548VTS there are 25 replies to questions asked about 15 different repair problems.
With access to EURAS you can all read them or enter your own questions and get help for MM5548VTS from EURAS technicians or other users.

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Last updated: 14. Aug 2008 03:50:46 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.