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EURAS System

TLG1433 / PERDIO [TV]

The EURAS repair tip database for professional technicians and service engineers supplies the following faults for TLG1433 / PERDIO.

List of fault symptoms:
  • Standard CCETT adaptation.
  • When warm picture lifts from the bottom and narrows at the top, black lines at the bottom of the screen.
  • After a few days the TV fails. RP11, TP32 and TP38 are defective. The 925TX1283 unit has been replaced: TP32, TP38, CV16, DP33, DP41, DL62, DL64, QL11, CP31, DP32, DP38.
  • Switches to standby after 6 or 7 minutes with or without aerial signal.
  • Flyback lines. No brightness. No contrast. (TLG1433 tips)
  • The varicap voltage does not move.
  • Cannot be switched on or switched to standby. Standby indicator does not light up.
  • Reduced horizontal size. (extract of circuit diagram attached)
  • Vertical lines at edge during EE operation and via AV. (extract of circuit diagram attached)
  • PSU fails after start-up.
  • The appliance crackles during low Gamme UHF.
  • Station tuning disappears.
  • When appliance is switched on mains BU fails immediately.
  • No picture content, rainbow colours at upper edge. U4 (17,5V) is too high, voltage at thyristor anode too high (approx 30V). At pin 4 of IC03 (TEA2026C) voltage is too high, instead of (2,8V approx. 7V).
  • Picture flickers slightly from bottom to top. After removing display indication (control unit) picture is ok (less current). (extract of circuit diagram attached)
  • No reception. via tuner.
  • No videotext mode.
  • Negative picture. Distorted picture. OK via SCART .
  • Picture is dark. When Ug2 is completely there, a bit of the picture is present.
  • RL41 O/C due to dry joints below connector BD01.
  • The appliance hums and the picture is unstable.
  • The linearity coil whistles.
  • Loss of sync/raster/sound. Display goes off.
  • Excessive green.
  • Switches to standby. after a few minutes.
  • Adjusting Us= 108V.
  • Unstable lines and there is an interference line at the base of TP32.
  • Sound purrs when tuning, picture is correct. Sound is possibly correct but picture disappears.
  • Tripping.
  • No light and the appliance cuts out.
  • Vertical deflection has collapsed to a bright line in the middle of the screen.
  • Volume varies.
  • No brightness. Three RGB colour bands on left and right of the screen.
  • Sound is always at max even if appliance displays volume with 00.
  • Horizontal collapse.
  • IR receiver does not function.
  • No tuning.
  • Line oscillating or tearing.
  • No TXT.
  • On channels from 21 to 27 picture is ok, from 32 to 35 lines on picture and from 41 to 47 no picture.
  • Distorted picture. Strong streaking.
  • No horizontal deflection. (service info for PERDIO -TLG1433)
  • No start-up (intermittently). (with circuit diagram extract)
  • No colour (intermittently). Line tearing.
  • Secondary protective circuit TV01 and TV02 disconnects intermittently.
  • Channel storage is erased.
  • No start-up. No display.
  • Adjusting the white setting.
  • Power supply fault.
  • The colour appears after a few minutes.
  • Excessive vertical size.
  • S/C in PSU. (extract of circuit diagram attached)
  • Sound and picture cut out, display for 30 secs.
  • No picture. Check the signal on pin 10 of IT20.
  • No adjustment.
  • The power supply is correct without a load (U1 is up). There is a complete stop in the load.
  • Fuse blows at random, even at switch off.
  • No secondary voltage.
  • Line stage does not start up.
  • Can not be switched on from standby via RC.
  • No brightness on picture. Chroma present with vertical instability and no sound.
  • Power supply kit has been changed, has been working for 2 days and TP32 s/c, RP11 o/c, TL54 s/c, DL66 s/c, etc. Everything has been replaced, then no U1, U2, U3, U7, power supply transformer OK.
  • Contrast average value is too high.
  • Power supply BU S2000 (BU508AT, BU508AF) S/C.
  • Power supply stops occasionally, approx after 1/2 hour (very irregular).
  • Spots of colour on the screen.
  • Black band on one part of the screen and interference.
  • RP61 burns out.
  • PSU is defective, after replacing the protection resistor RP11 and transistor TP32 (BU508) there is still a s/c ie. after switching on appliance there is another complete s/c of the BU 508A straight away.
  • Standby flickers.
  • 300V on the collector of TP32. Oscillates at its base but no voltage on the secondary.
  • Noisy sound or no sound at all.
  • Dark picture.
  • Slow start-up. (TLG1433 PERDIO repair tip)
  • Vertical line. (TLG1433 tips)
  • No picture. after a few minutes. Audio OK .
  • Appliance goes into PAL. Occasionally no display.
  • Picture predominantly red in SECAM. Ok in PAL via scart.
  • Displays PR and does not start
  • Dark picture. after a few minutes.
  • TP32 (BU508) becomes defective after appliance turned ON/OFF several times. (picture attached) (TLG1433 tip from PERDIO)
  • No picture. No sound. Programs can also be switched over. (PERDIO - TLG1433 information)
  • Lacks horizontal amplitude. Regulation does not function.
  • The power supply does not function with load.
  • Is it possible to fit a TEA 2026C in place of a TEA 2026T ?
  • Insufficient picture width, poor lines visible on screen
  • No command signal on the IL03.
  • Cannot be switched on or switched to standby. Standby indicator does not light up. (service info for PERDIO -TLG1433)
  • No reception on band I, or only picture flickering.
  • No UHF channels.
  • Does not start up when cold. Audio , display OK.
  • Vertical amplitude is too low.
  • Very snowy picture in UHF. Apparently the fault is at the level of the tuner UHF 4200.
  • Does not start up. Standby LED switches off.
  • Dark screen, 5 or 6 coloured lines at the top of the screen. Picture returns if appliance is hit.
  • PSU repair tip.
  • U Varicap = 20V and will not change. (PERDIO - TLG1433 information)
  • No vertical deflection.
  • Display appears after 15 secs, then pulsates on and off (no breaker circuit). (+ extract of circuit diagram)
  • TP32 fails at switch on. (extract of circuit diagram attached)
  • Intermittent loss of synchronization.
  • The power supply does not start up. All transistors have been changed.
  • The blue circuit is pale.
  • Loud audio.
  • Picture too small. at start-up.
  • Line BU (BU508) becomes hot and blows. At base of BU there are double pulses. (PERDIO - TLG1433 information)
  • Poor vertical synchronisation.
  • Crackling in sound and picture in UHF and VHF. No sound via scart.
  • No sensitivity in the tuning.
  • Goes into standby every quarter of an hour or half an hour.
  • Standby indicator flashes. (TLG1433 tip from PERDIO)
  • In normal charge, TP32 and TP38 switch off. The appliance functions without a charge. (service info for PERDIO -TLG1433)
  • No functions. Standby LED is not visible.
  • Normal in black and white. In chroma, red of picture is green, blue is red and green is blue.
  • Power supply fault. TP37 and TP32 have a short circuit and occasionally TP38.
  • Slight hum of vertical bars.
  • No colour.Flag-effect.
  • Does not switch on. No standby.
  • Only switches on after 70 secs. After start up everything is ok.
  • Poor line synchronisation. Picture is shifted up. (+ extract of circuit diagram)
  • 90V problem. RP51 heats up and cuts out. DP51 and CP51 ok. Brand new line transformer. (TLG1433 tip from PERDIO)
  • Poor vertical synchronisation. Picture shifted vertically. at top. (part of circuit diagram displayed)
  • No functions. (with circuit diagram extract)
  • Vertical centre adjustment.
  • No picture. Fusible resistor RP47 (0R22) in U2 13V-rail blows repeatedly.
  • Horizontal deflection and line oscillator failed. (with circuit diagram extract)
  • On start up, black interference lines appear then the screen is white. (service info for PERDIO -TLG1433)
  • No switch on. Standby power supply ok. Standby indicator lights up.
  • Reference oscillator beat adjustment: PAL decoder.
  • When warm flickers between picture and TXT. Characters keep popping up on screen
  • No start up or reset.
  • Line output stage doesn't start up.
  • TP32 and TP38 have a short circuit.
  • Picture is pulled at the top. Poor line sync. (part of circuit diagram displayed)
  • Poor startup.
  • Both vertical and horizontal synchronization instability.
  • Coloured flyback lines and poor picture.
  • Muted audio.
  • Bright picture. at top and bottom.
  • No brightness (only outlines can be recognised). Colour is ok.
  • Dead.
  • Picture width fault.
  • U1 is instead of 84-90V only approx. 60V. Current consumption is over 100W. (TLG1433 PERDIO repair tip)
  • DP51 s/c after operating for half an hour.
  • Switches to protection mode. after start-up. (+ extract of circuit diagram)
  • Vertical lines are distorted horizontally. E/W equalizer can not be adjusted correctly.
  • Phase comparator fault on TV. Ok on secondary.
  • R82 (10R) on the tube base board fails.
  • Vertical bar.
  • The power supply does not start up. No standby
  • Systematic failure of TL54. At switch on TEA2026 has been changed.
  • Picture is bright and white with flyback lines. (picture attached)
  • Intermittent loss of sync, a blank raster, no sound, switching to standby and the LED channel display going off. (TLG1433 PERDIO repair tip)
  • At start up 90V makes 12V. After 2 mins picture and sound present but 90V reaches a maximum at 85V.
  • Picture appears slowly. Display OK .
  • Focus pot is defective.
  • The appliance blows up on a very light background.
  • TL19 fails in line ouptut stage.
  • Noise on channel 09 (band I) - colour picture. (picture attached)
  • Start up ok. Picture and sound ok. After 15 minutes or more than one hour no picture but son ok. Horizontal white line.
  • Switches off intermittently or does not switch on at all.
  • Power supply fuse blows. When it has been replaced, TV functions again for several days.
  • No 300V at collector of TP32. If collector is disconnected 300V appear.
  • Setting the vertical amplitude.
  • No image, red raster and flyback lines visible. (with circuit diagram extract)
  • Appliance does not function with the mains switch then starts up again with another button.
  • The channels unkey after a while.
  • No picture, no sound - PSU is switched off.
  • Picture flickers and stripes in the picture.
  • Picture appears slowly.
  • Horizontal stripe (intermittently).
  • No colour, picture streaking.
  • TL54 (BU807) becomes very hot after a few mins and blows. Normal picture. (TLG1433 tip from PERDIO)
  • No picture in UHF, voltage for band change and tuning is OK.
  • Black band at bottom of screen over approx 8cm. Picture has shifted to the top.
  • Only switches on occasionally, but without picture and sound. Occasionally very high switch on current consumption.
  • Channels below 30 cannot be received (chassis ICC4).
  • No high channels can be requested.
  • No channel search.
  • Poor picture alignment.
  • The line framing is incorrect.
  • No video or scanning. Channels are displayed.
  • Mains switch no start up. (picture attached)
  • TL54/TP32 are destroyed.
  • No system adjustment.
  • Line instability.
  • Stations appear and disappear. Horizontal lines in picture.
  • The picture is delayed by a few minutes.
  • No vertical deflection. intermittently. No audio. intermittently.
  • Contrast and colour are excessive at preset condition.
  • E/W fault.
  • Hesitant start up. Mains button must be pressed several times. If appliance runs, fails again most of the time after a few mins.
  • The PSU fails instantly. When this is replaced by the repair kit the same problem arises. (service info for PERDIO -TLG1433)
  • No transmission in UHF (12V on pin 10 of the tuner connector).
  • After switching on the mains progamme indication in the display but no picture and no sound. (picture attached)
  • The display is incorrect and PE appears.
  • No function, standby point is not visible.
  • Voltages from FBT gradually decrease then line BU S2000 blows after operating for 15 mins.
  • TP01 (BUT12A) fails after longer operating time
  • Too much contrast, cannot be adjusted to less. (with circuit diagram extract)
  • Switches to protection mode.
  • Low hum of vertical lines. (picture attached)
  • No start up. can be switched on after some time in standby. Sound OK.
  • Adjustment of 5.5MHz min. or 4.43MHz min.
  • Power supply, fuses, BUs, etc, blow each time appliance is switched off by ON/OFF switch.
  • Reluctant to start then produces a picture with reduced width.
  • After switch on, vertical centering is shifted intermittently upwards approx. 2 cm; it goes to normal position after approx. 10 minutes.
  • Fails frequently when operating.
  • Standby LED flashes. (TLG1433 tips)
  • Vertical line. in the centre.
  • No display. Appliance starts.
  • Top part of the picture is too wide and bottom part is too narrow
  • No start-up. Display OK .
  • No function display. CTV functions via the front panel and the RCU.
  • No RC functions.
  • The power supply is destroyed. (TLG1433 tip from PERDIO)
  • No search possible. TV switches off without the 10th, 20th and 30th channel.
  • No picture. Vertical coloured lines. Raster problem.
  • Switched-mode power supply (SMPS) does not start up. (with circuit diagram extract)
  • RP11 blows. (service info for PERDIO -TLG1433)
  • The sound and picture hum.
  • Wide dark stripes on left side of picture.
  • PSU inoperative.
  • RP23 and transistor (BU508A) have blown.
  • TP29 fails after start-up.
  • Switches to protection mode. intermittently.
  • No picture or sound. At switch on display indicates a channel but no control is possible.
  • No horizontal deflection. intermittently.
  • Tube lights up as if G2 is at max (as if blocked in video). The same if an oscilloscope is put into scart. Sound and scanning ok.
  • Image noise in upper channels (e.g. channel 60, 99) only. (extract of circuit diagram attached) (service info for PERDIO -TLG1433)
  • High contrast.
  • Purity spot and scanning are incorrect. (TLG1433 tip from PERDIO)
  • Screen blank, only RF-noise. No 0,5-30V tuning voltage at RT11. The three band switch transistors are conductive. Error may also occur only sometimes.
  • S2000 is s/c. Replaced with the original repair set, it still fails. (picture attached)
  • Snow, no voltage on Varicap.
  • The appliance goes to safety mode and mute.
  • After changing the battery, how do you adjust the channels without remote control IR?
  • BU807 blows regularly. FBT and TEA2026 have been changed.
  • IL03 (TEA2026) blows up when the appliance goes into AV on TV 42cm.
  • TL19 fails in line output stage.
  • Secondary protective circuits TV01 and TV02 disconnect intermittently. (service info for PERDIO -TLG1433)
  • Picture spraying on band I (heat dependent at DP51). (picture attached)
  • No picture on channel 99.
  • Tuning voltage drifts.
  • Snow in picture. in UHF.
  • The appliance crackles and the picture framing is incorrect.
  • Switches to standby (intermittently).
  • Crackling in sound and picture in UHF and VHF. No sound in scart.
  • The 108V voltage varies (U-system).
  • No scanning. Display ok.
  • Dark screen.
  • The picture shifts towards the bottom of the screen.
  • No erasing possible.
  • PSU does not start up with a mains voltage more than 200V, ok with a voltage less than or equal to 200V. (TLG1433 PERDIO repair tip)
  • Vertical picture position shifts intermittently upwards approx 2 cm after switch on. It is OK after approx 10 mins.
  • No start up. PSU whistles even when secondary side disconnected.
  • Replacement kit of thyristor ESM740/G1/G2.
  • Channels from 21 to 32 come through well but with lines and nothing comes through from 41 to 53.
  • Power supply fails at less than 100V.
  • Does not come on from standby, red standby light comes on. TV01 and TV02 in the protective circuit respond.
  • Interference lines in the top part of the screen.
  • Programmes memory is lost once a month.
  • The fuse blows because RP02 heats up.
  • RP51 (0R22) blows intermittently.
  • FBT ok at start up but dark screen except for 3 coloured lines in top third of screen. Sound and display of channels ok.
  • Poor vertical and horizontal amplitude with slight waving at sides, when cold. Everything returns to normal within 5 mins.
  • BU807 (TL54) cuts out.
  • Dark screen. on the left.
  • When cold, no sound and no line amplitude then finally starts up.
  • Switches to standby. after a while.
  • Fuse blows as soon as degaussing is connected.
  • Line stage does not start up.
  • No speacial channels. Appliance works only up to channel 69. Display for brightness shows L (= English mode) instead of B.
  • No U system.
  • Black screen. Display is lit. Intermittent sound. Fault occurs both via aerial and SCART.
  • Poor reception. in VHF.
  • TP29 fails after switch on.
  • No picture. Flyback lines. at top. Audio OK .
  • Vertical foldover at bottom. (TLG1433 PERDIO repair tip)
  • Screen blank. Dark picture. (TLG1433 tips)
  • Starts to pulsates. Sound, picture and display present.
  • Focus adjustment.
  • The appliance pulsates 3 times then goes to safety mode.
  • White, bright picture, picture poorly distinguishable.
  • Horizontal deflection is missing. Protective circuit disconnects. Standby point flashes.
  • No luminance.
  • Sound to zero level. When volume is increased, sound goes back to zero level. Random channel switch-over.
  • Starts up after 3 mins.
  • When switching on BU508A and RP11 fail after 2 secs.
  • Fuse blows constantly.
  • Volume uncontrollable.
  • RP02 and power supply BU blow.
  • Does not start up. Only displays the channel number. Power supply kit has been replaced.
  • The luminance signal disappears occasionally.
  • Adjusting the screen grid voltage (grey setting).
  • Deprogrammes approx every 4 to 5 months.
  • The appliance switches off for a short time and back on again. (with circuit diagram extract)
  • TP32 (BU508) and TL37 (BU508) fail immediately after switch on. (picture attached)
  • Searches for channels continuously.
  • No display. TV functions well. Channel change over ok.
  • When switching into standby mode from the remote control the appliance switches off the sound and colour. This effect also occurs with a Condor appliance.
  • Poor contacts.
  • Rainbow effect in the centre.
  • No horizontal or vertical deflection.
  • General information.
  • Coloured tinge in picture.
  • Shade appears behind the picture.
  • Picture is dark or partially ther.
  • Excessive brightness.
  • PSU fails immediately after switch on.
  • Vertical collapse (intermittently).
  • No reception at band I, or image flickering only. (extract of circuit diagram attached)
  • Vertical blue bar on centre of screen. No picture.
  • Unstable luminance when the appliance is warm.
  • Transistor BU508 fails repeatedly.
  • No picture, no sound and programme display does not light up. (service info for PERDIO -TLG1433)
  • TP32 heats up.
  • DP51 heats up.
  • The appliance takes 2-3 minutes to start up.
  • PSU does not always start after switch on via front control or RC. (TLG1433 tip from PERDIO)
  • At switch on when cold picture is reduced in height and width of the screen. After heating up for some time scanning becomes normal. Fault is no longer visible. You must wait until TV has cooled down sufficiently.
  • Picture shifted vertically.
  • TEA 2026C is defective.
  • No start-up. (+ extract of circuit diagram)
  • Low audio.
  • No start function via RC. With mains switch appliance switches into standby. (picture attached)
  • The picture blows up and the bottom of the screen is bright.
  • There are 1300V present instead of 900V peak to peak on the collector of the TL37 (BU508ATB). This breaks after some time.
  • No colour. No shutdown with RC.
  • Vertical lines on edge in EE-mode and via AV.
  • Display ok, 90V, 13V and 22V are ok. Output 10 of TEA2026 to the line driver and the wave peaks are not in the correct frequency. IC and quartz have been changed.
  • No picture. No audio. No channel display.
  • No vertical synchronisation. (PERDIO - TLG1433 information)
  • Intermittent loss of sync. Blank raster. No audio. No LEDs.
  • U7 = 15V and there is no 12V voltage. A black band appears on the screen.
  • Black picture with 10cm of RGB horizontal lines over the whole screen.
  • Power supply defective.
  • At start up no line scanning or raster, TV displays PR. After approx 30 mins TV starts up.
  • Reduced vertical size.
  • No start up. PSU blocked.
  • TP32 in the PSU is s/c.
  • Poor display.
  • Image compressed horizontally. Insufficient width approx 1cm on left and right of screen.
  • No 90V, RP51 burns. BU807, BU508. (TLG1433 tip from PERDIO)
  • PAL run time decoder adjustment - PAL decoder.
  • Does not memorise channel tuning. Display shows channel when TV tunes onto a programme. 'Ch' appears on display when pressing 'S' and channel number reappears.
  • Vertical IC blows repeatedly after a few days.
  • Contrast and brightness cannot be adjusted properly. (with circuit diagram extract)
  • Approx one third of the top of the picture is crushed.
  • U1 = 60V instead of 90V.
  • Standby light flashes, fuse blows. RP11 and TP32, BU508 fails.
  • RP02 burns at switch on and destroys TP32 S2000A1.
  • No start-up from standby with RC.
  • Power supply breakdown due to a volt-rise of the power supply kit.
  • No image content, only HF noise. (part of circuit diagram displayed)
  • The picture is blurred (spot at the bottom of the screen).
  • Ghosting effect.
  • Faint blue picture with no picture content and flyback lines. (picture attached)
  • No picture. Sound and display are OK.
  • Blank screen.
  • Horizontal centre adjustment.
  • Picture hum and picture is slightly brighter at the top and bottom. (picture attached) (PERDIO - TLG1433 information)

When PERDIO TLG1433 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. PERDIO TLG1433 fails can be better solved.

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With help of this list a solution is found often when PERDIO TLG1433 fails.


Additionally to repairtips or service information TLG1433 is linked to 82 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 TLG1433 ).

EURAS system also knows 422 appliances having the same chassis as TLG1433 and can easily list them.

In the repair discussion pinboard for TLG1433 there are 19 replies to questions asked about 5 different repair problems.
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Last updated: 05. Sep 2008 06:43:10 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.