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EURAS System

6103 / ULTRA [TV]

The EURAS repair tip database for professional technicians and service engineers supplies the following faults for 6103 / ULTRA.

List of fault symptoms:
  • Failure of the tuning to stop or the LED flashing constantly.
  • Dead (new stock).
  • Line tearing with high brightness.
  • Changes channel by itself, goes to TXT and intermittently powers down.
  • Low frequency hum varying with video content.
  • The appliance blows TR701 (chopper transistor).
  • No picture or sound snowy raster with mute LED lit all the time.
  • Teletext lines appear at the top of picture.
  • Line interference. (ULTRA - 6103 information)
  • Battery dead.
  • No E/W correction.
  • Black horizontal lines across the screen.
  • Stuck in standby.
  • General field or frame defects.
  • Intermittent field roll and tripping.
  • Stripes (on receivers fitted with PC1548).
  • Picture is missing, raster and sound correct.
  • Width is reduced.
  • Standby LED remains on after switch on.
  • Blank raster, no sound.
  • No picture (intermittently). (6103 ULTRA repair tip)
  • Incorrect picture size.
  • No channel 3 display, otherwise it works perfectly.
  • Intermittently appliance trips with field roll. (6103 tip from ULTRA)
  • Teletext black box remains on screen.
  • Picture interference plus noise on sound.
  • Foldover and/or field collapse. Reduced height.
  • LED flashing continuously.
  • Cramping at bottom and rolls after a while.
  • No line sync and the line hold control has no effect.
  • Line speed incorrect.
  • Set trips if line stage distorted. P/Supply runs but TR701 overheats and fails.
  • Line hunting with tripping after 1 min.
  • Intermittent shuts down.
  • Picture is missing, sound ok.
  • Striations.
  • Teletext lines over the picture on AV channel. (6103 ULTRA repair tip)
  • No picture. No heater. Sound OK.
  • When set switched on, No 1 shows in the channel display but No 1 preset cannot be used to tune in a channel- it has no effect. Instead controls 3 and 7 tune position 1.
  • Dead.
  • Random channel changing and going to standby.
  • No sound/vision, channel indicator and EHT OK.
  • Sound ok but no EHT or CRT heaters.
  • Intermittently appliance trips with rolling and too much width.
  • Faint intercarrier buzz.
  • Ragged verticals at high brightness settings.
  • Colour fault.
  • Frame bounce when cold.
  • Teletext message stays on and/or channels change at random.
  • The appliance is tripping (stops when PL4 is unplugged).
  • Intermittently TXT blocks and clock stops.
  • Vertical foldover.
  • Picture blanked, except for the final inch or so at the right hand side, where the picture content is correct.
  • Loss of line lock when starting from cold, also line tearing.
  • Flickering picture.
  • No switch on using RC.
  • Crackling sound with volume turned down.
  • Slightly low width. Linearity is OK.
  • Trips, but is OK if scan coil plug is disconnected.
  • No sync on TXT. Mix TV OK.
  • The appliance has flyback lines at top 2".
  • Jagged verticals, most severe down the sides of the picture, effect varies with contrast level.
  • Set comes out of standby.
  • Frame roll when brightness is changed.
  • Distorted sound at low V/C settings.
  • Ripple on verticals with bright scenes.
  • BU508 goes short circuit after 2 mins.
  • No synchronisation.
  • Tripping plus low, growly hum from speaker.
  • Range reduced to about 3 feet. (service info for ULTRA -6103)
  • Flyback lines at top of frame. (6103 ULTRA repair tip)
  • Top foldover.
  • Picture and CRT heaters are missing, sound and EHT ok.
  • Picture is displaced to the left.
  • Dark picture and hum on sound. (service info for ULTRA -6103)
  • Brightness fault.
  • Defective bass. (6103 tip from ULTRA)
  • The appliance has a white screen with flyback lines.
  • Loss of tuning memory at switch on (as for D345).
  • Intermittently trips and occasionally goes to standby. Ok if scan coils unplugged.
  • Rapid destruction of BU208A line output transistor.
  • Teletext problems. (ULTRA - 6103 information)
  • Bangs and trips when warm.
  • Defective stereo sound.
  • No TXT. Slight shift to left or OK on mix.
  • Line "hunting" with tripping after 1 minute.
  • Field scan distorted.
  • Second LED on bass/treble/balance permanently.
  • No text/audio/channel up and down.
  • Grey scale fault (TDA3560).
  • After extended operating time makes loud banging noises and picture distortion. Also occurs in aV mode.
  • 1" of field scan.
  • Field instability. (6103 ULTRA repair tip)
  • Picture rolling when warm.
  • No signal and intermittent sound dropout.
  • Low gain on loop aerial. (service info for ULTRA -6103)
  • Bright lines appearing at bottom of picture.
  • Line hunting and appliance trips after one minute. (6103 ULTRA repair tip)
  • Field sync is intermittent.
  • Spooks effect.
  • Reduced height with foldover and/or field collapse. (6103 ULTRA repair tip)
  • Line noise.
  • Defective volume.
  • Blank raster with flyback lines.
  • Intermittently dead.
  • Chopper transistor TR701 blows instantly at switch on.
  • Dead. TR801 is leaky.
  • Picture is missing, raster and sound ok.
  • No FF/REW.
  • Reduced vertical size.
  • No picture at switch on. (ULTRA - 6103 information)
  • Striations on left hand side.
  • No picture with hum on sound and intermittently trips.
  • No A1V after changing line output transistor.
  • Defective treble.
  • Display fades out after a couple of hours.
  • Spot burn on CRT. (6103 tip from ULTRA)
  • Tripping and reduced width.
  • Intermittent no raster or dark picture. (6103 tip from ULTRA)
  • Line drive and line oscillator are missing.
  • 2 large hum bars plus humming on sound.
  • Focus problems.
  • Height is reduced with slow flyback lines.
  • Intermittent snowy picture with loss of sync.
  • Tripping after 10-20 mins.
  • After a few hours picture is missing and CRT heaters are missing.
  • Field collapse. Trips.
  • Set dead lop transistor S/C.
  • Raster collapse.
  • Poor line sync also low brightness.
  • Line fault.
  • Teletext black box stays on screen.
  • Snow on raster.
  • No audio.
  • Loss of vertical sync when warm.
  • Vertical jitter.
  • Intermittent blowing of line output transistor.
  • Goes into standby at switch on.
  • Noisy line whistle.
  • Field cramp at bottom and rolls after a while.
  • Reduced vertical deflection. (6103 tips)
  • Moire pattern.
  • Flyback lines on white screen.
  • Line tearing at switch on.
  • Text lines at top in AV mode.
  • Colour fault on teletext.
  • No red in TXT.
  • Weak contrast.
  • Inadequate line sync on prerecorded tapes. (6103 tip from ULTRA)
  • RCU transmitter problems.
  • Cuts out intermittently.
  • Sound OK, no picture.
  • Poor line synchronisation on pre-recorded tapes. (service info for ULTRA -6103)
  • Hum from speaker when standby selected.
  • Low sound as if muted; comes on for instant
  • After 15 mins picture starts narrowing and then trips out.
  • The set trips and frame collapse in between tripping. (service info for ULTRA -6103)
  • Bright raster with flyback lines.
  • Appliance trips, T721 continuously fails.
  • No RC functions (intermittently).
  • Relay chatters.
  • TR10 blows at switch on.
  • Flyback lines in AV only.
  • Faint picture with mikly or glistening whites, flashover or poor purity.
  • Sideways jitter when PB selected.
  • Intermittent tripping and line squegging, trips from cold start, line squegging begins at bottom of screen and rolls upwards. Chopper transistor's heatsink hotter than normal. (ULTRA - 6103 information)
  • Relay trips on high brightness.
  • Drifts off tune very occasionally.
  • Intermittently picture drifts approx 15cm towards the right and 2 black bands appear on the left side of the screen which is left with no picture.
  • Frame is reduced, foldover or fails.
  • Tripping. (ULTRA - 6103 information)
  • Can be switched on from cold but after about a quarter of an hour it trips on and off a few times then remains off.
  • Drop out during channel change.
  • Picture is missing, just green raster with flyback lines.
  • Preset volume level gets higher.
  • Flyback lines at the top of the picture.
  • White lines at top of screen.
  • The appliance trips and stops when focus unit is disconnected.
  • Faint picture with milky or glistening whites, flashover or poor purity.
  • Appliance trips intermittently, TR701 fails after several weeks.
  • Hum and dark picture.
  • TDA3652 no longer available.
  • Picture moved to left.
  • Intermittent brightness fluctuations.
  • Picture out of focus, loud hissing from back of set.
  • Half inch wise black line across picture with picture instability. (6103 tips)
  • Frame roll-with change of brightness.
  • Black bar moving down screen. (6103 tips)
  • Poor interlace when warm.
  • Goes to standby by itself.
  • Bright raster with flyback lines.
  • No TXT (intermittently).
  • IC601 (TDA3560) becomes defective after a short time.
  • Set tripping as soon as turned on, EHT can be heard to rustle up.
  • No picture.
  • Cramped frame.
  • TR10 blows after several minutes.
  • Colour is missing on teletext.
  • Shading in picture.
  • No TXT, audio or channel +/- functions.
  • No tuning volts.
  • The appliance has flyback lines and AV channel only.
  • General frame and field defects.
  • Line tearing at high brightness.
  • 50Hz hum at low volume.
  • Stuck in stand-by.
  • No colour.
  • Picture is missing, just a green raster with flyback lines.
  • Lines flash on picture, may not affect all channels.
  • Defective line linearity.
  • Faulty CRT due to spot burn.
  • Intermittent sound and vision.
  • During REC image disappears. Menu cannot be displayed or decoder appears in display. (6103 tip from ULTRA)
  • Bass, treble and balance second LEDs are on constantly.
  • Synchronisation faults.
  • No line sync after 60 mins.
  • Green screen.
  • Poor interlace at the centre of screen.
  • RC range reduced to 3-4 feet.
  • Frame cramp and rolling at bottom.
  • No switch on via RC.
  • Set dead. No 11.5V on pin 9 of IC801 (TDA2582) chopper control.
  • No east/west correction. RV851/852 is functional.
  • No width or pincushion control.
  • No line sync.
  • Concave raster.
  • Flyback lines.
  • Lines flash on screen, may not affect all channels.
  • Width problems.
  • No start up from remote or normal on/off.
  • Jagged verticals on bright pictures.
  • No power up from RC or normal ON/OFF.
  • No field sync, no sound.
  • Snow or ghosting. (6103 ULTRA repair tip)
  • Intermittent hum on sound.
  • Negative picture.
  • On pre-recorded tapes the line synchronisation is poor.
  • No picture. Sound OK.
  • Width defects.
  • The appliance has flyback lines at top 1" of scan. (ULTRA - 6103 information)
  • Poor line sync on pre-recorded tapes.
  • Motor boating when switched on. Lop transistor collector to earth low resistance in circuit.
  • Critical field sync.
  • Vertical roll.
  • Continuous sweeping (at switch on). (6103 tips)
  • Frame reduced/foldover or collapse.
  • Pulsing power supply. (6103 tip from ULTRA)
  • Field scan is non linear.
  • Intermittent high pitched whistle.
  • Retrace lines at top.
  • Field bounce, field roll and line jitter.
  • Low contrast, poor field sync.
  • Picture gradually grows dark.
  • Striations on right hand side of screen.
  • Field sync bar runs slowly down screen when set warm.
  • Chopper transistor and HT fuse blown.
  • Sound buzz.
  • Pincushion distortion.
  • Tuning drifts, patterning.
  • Tripping line output transistor BU208 S/C. When replaced BU208 goes faulty after short while.
  • No picture, sound hum and intermittent tripping.
  • Black stripes on left hand side of screen.
  • Intermittent random volume and brightness variations. (service info for ULTRA -6103)
  • Frame foldover at top and cramping.
  • Vertical collapse.
  • Random operations of RC.
  • When replacing frame output IC. (TDA3652 no longer available).
  • Line synchronisation is missing.
  • Intermittent field rolling and the line sync jitters, more so from cold.
  • No field sync.
  • Vertical lines wavy. Intermittent field roll then tripping.
  • Horizontal flag-waving in picture.
  • LF hum with connections to stereo VCR.
  • Teletext message stays on screen.
  • Intermittent loss of CRT heaters.
  • Low width
  • No colour.
  • CRT cuts out, no picture.
  • Picture dim and then no picture.
  • Channel 1 memory lost at switch on. (ULTRA - 6103 information)
  • 3/4 of the picture is blanked out (bottom part).
  • Low 119V or 20V rails.
  • Incorrect line frequency.
  • Slight line tear, hum with flashing. Tripping intermittently.
  • No frame sync.
  • Will not store tuning. Set may only store 1 or 2 channels.
  • When appliance is warm interlace is poor.
  • Sound comes on after a few secs.
  • Playback video has sideways jitter. (ULTRA - 6103 information)
  • Rolling & tripping intermittently.
  • Vertical collapse (intermittently).
  • Lower part of picture blanked out.
  • Frame bounce for first five mins.
  • Second LEDs for bass, treble and balance permanently on.
  • Sound ok. Peak white raster, then tripping.
  • Striation on right hand side of screen.
  • Picture has white spots.
  • Insufficient purity. (6103 ULTRA repair tip)
  • Remote brightness not working very well. (6103 ULTRA repair tip)
  • Whistling noise on stereo. (6103 tips)
  • Peak white raster followed by tripping. Sound OK.
  • Only odd numbers obtainable on channel change. (6103 tip from ULTRA)
  • The appliance has no line, no channel display and no video (intermittent).
  • When appliance has been switched on the standby LED remains lit. (ULTRA - 6103 information)
  • Defective speaker.
  • Appliance is dead and trips. TR721 cuts out.
  • Slight ghost effect on picture.
  • Shuts down (intermittently). (6103 ULTRA repair tip)
  • Incomplete sweep at top of screen. 1 in. wide strip of white horizontal lines at top of screen.
  • Line osc freq varies when cold, or high beam current.
  • Defective mono sound.
  • Picture is grainy and sound noisy. (service info for ULTRA -6103)
  • Loses sync after approximately 1 hour.
  • Frame bounce when warm.
  • Reduced height & slow flyback.
  • Height problems.
  • RC brightness adjustment function does not work. Picture is good but not bright enough as beam limiter appears to function too soon. (6103 tip from ULTRA)
  • Random tripping on channel change.
  • No raster. Screen does not come up.
  • Buzz on sound with stereo VHS.
  • Tuning searching, hum in speaker.
  • Frame rolling.
  • Trips and then stops when scan/coils are disconnected.
  • Contrast problems. (service info for ULTRA -6103)
  • Fuse blown to burglar alarm.
  • Dark lines at top of picture.
  • No audio.
  • Distorted sound, IC hotter than normal. (6103 tip from ULTRA)
  • Comes on in standby mode. Unable to start.
  • Noise bars.
  • Loud hum on sound and two large hum bars on screen.
  • General frame or field defects. (service info for ULTRA -6103)
  • Lines in picture.
  • Non-linear line scan.
  • CRT cuts out, no sound.
  • Standby LED on after switch on for approximately 1.5 minutes.
  • No teletext display apart from the beginnings of a few characters on the extreme left hand side of the screen.
  • Tripping and line output stage whistling.
  • Picture fades and returns intermittently. (service info for ULTRA -6103)
  • The appliance changes channels (intermittently).
  • Intermittent teletext.
  • No line hold. (service info for ULTRA -6103)
  • Sound goes loud when channels are changed.
  • Intermittent loss of CRT heaters.
  • The appliance has flyback lines and A1 pot inoperative.
  • Poor field interlace in centre of screen.
  • Intermittent noise on sound. (like poor earthing on audio section).
  • Appliance is dead but at switch on the standby LED flashes.
  • Width decreases, set starts tripping 150V rail.
  • Blank white raster. (6103 ULTRA repair tip)
  • No picture, no Eht no heaters all Ht's slightly low.
  • Failure of M293 loss of tuning memory.
  • Severe frame distortion.
  • Text lines at top of picture.
  • No vertical deflection.
  • Intermittent fast forward/rewind search (22B5 used with 3V43).
  • Comes out of standby.
  • Intermittent destruction of FS1 and R106. (6103 tips)
  • Sound and video are missing.
  • TR701 blowing.
  • Faint picture with milky or glisening whites, flashover or poor purity.
  • Volume/col varies or goes to standby.
  • One colour is missing or excessive.
  • Horizontal black lines on screen. (6103 tips)
  • 300-600HZ buzz on left hand channel with V/C down.
  • Various hum bars or distorted picture.
  • L/h side picture peak white & flyback lines r/h side ok.
  • Slight line tearing and hum/flashing intermittent tripping.
  • Foldover at the top of the picture.
  • The appliance drifts off-tune.
  • Tuning does not function (sweep tune LED does not flash) and raster is snowy. (6103 tip from ULTRA)
  • Poor field interlacement in centre of picture.
  • CRT problems.
  • When replacing frame output IC TDA3652.
  • Line cramp with vertical lines on left hand side of screen.
  • On teletext or mix, synchronisation is missing. TV ok.
  • VOL control varies or goes to standby.
  • Fast tripping.
  • Height is reduced to approximately four inches.
  • Faint white vertical line approx 4 inches from the left hand side of screen
  • Intermittent bar graph display at switch-on.
  • Picture is missing, sound and raster correct.
  • Field linearity problems.
  • Line tearing plus intermittent tripping.
  • TR701 (chopper) trips as soon as appliance is switched on.
  • Intermittent bar graph display on at switch on.
  • Goes into stand-by.
  • Appliance trips at random when channels are changed.
  • Wavy vertical lines wavy with intermittent field roll, then trips. (ULTRA - 6103 information)
  • Rolling & tripping intermittently.
  • Line cramping and vertical lines on left hand side of screen. (service info for ULTRA -6103)
  • Tripping, rolling and excessive width.
  • Text lines at top of screen on video channel.
  • Dead. Channel indicator on.
  • Appliance has search tuning of the single press button type. Locks to each station it comes to automatically. If left switched off, memory dies on channel 1 only.
  • Field bounce at switch on. (ULTRA - 6103 information)
  • Trips, usually at switch on.
  • High pitched whistle intermittently. (ULTRA - 6103 information)
  • Blows BU508A.
  • Tripping on channel change.
  • Intermittently blowing mains fuse.
  • No control over width and pincushion correction.
  • Dead. Standby LED flashes at switch on.
  • Rolling and appliance trips intermittently.
  • Displays AGC off tune errors for first 30 mins after switch on.
  • Intermittently appliance trips then breaks down.
  • High pitched buzz when on AV channel.
  • TR6 blows at switch on.
  • Video heads are dirty or faulty. (service info for ULTRA -6103)
  • Set trips every half hour or so.
  • Flyback lines at top inch of picture. (ULTRA - 6103 information)
  • Buzz in audio.
  • Cassette is ejected when in timer mode for longer period of time. Also sometimes ejected when in standby (very rare).
  • Snow in picture.
  • No E-W correction.
  • Frame foldover or creeping.
  • Ballooning effect.
  • No brightness.
  • Intermittently line, channel display and video are missing.
  • Intermittent field bounce.
  • Line output transformer faulty.
  • Picture and sound are missing, raster ok. (6103 tip from ULTRA)
  • Slow start-up.
  • Line oscillator running at wrong frequency.
  • FS1 (2.5aT) blows.
  • Line ringing then appliance trips.
  • No picture, only snow on screen.
  • Noise on picture.
  • Picture bowed at sides.
  • Unsteady frame scan, lines may be present.
  • Line linearity problems.
  • Line faults.
  • White spots on the picture and loud screeching on sound.
  • Text lines at top.
  • No blue in TXT mode.
  • Sweeping continuously at switch on.
  • Weak brightness.
  • Zig Zag verticals.
  • No function. TR721 cuts out and the voltage is too high.
  • The appliance trips off after 10-20 minutes.
  • No 119V rail.
  • Reduced height to approx 4" scan.
  • Dead. 320V on chopper.
  • VOL level increases.
  • Inadequate line sync with reduced brightness.
  • No picture. BU508A blows. (6103 tip from ULTRA)
  • Sound is missing for a few seconds. (ULTRA - 6103 information)
  • Trips.
  • Field cramping.
  • Blank, snowy raster with mute LED on.
  • Trapezoid picture.
  • No raster (eht and sound OK). Usually after fitting focus control.
  • Modification for TDA3654. IC 431-Field Output IC for TX10.
  • Switches off from standby position.
  • RC operates at random.
  • Low audio.
  • Height drifts.
  • Numbers 1 to 4 on channel indicator are not working.
  • No line scan, no channel display and no video intermittently.
  • Ghosting.
  • Teletext and channel change do not function, sound is missing.

Tips are coming from EURAS customers, workshops and payed technicians from all over the world. ULTRA 6103 fails can be better solved.

If ULTRA 6103 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 ULTRA 6103 fails.


Additionally to repairtips or service information 6103 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 6103 ).

EURAS system also knows 99 appliances having the same chassis as 6103 and can easily list them.

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Last updated: 29. Aug 2008 22:03:55 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.