CT2113 / DANSAI [TV 51 (47/48) cm picture]

• The appliance crackles and the picture framing is incorrect. (CT2113 tip from DANSAI)
• There are 1300V present instead of 900V peak to peak on the collector of the TL37 (BU508ATB). This breaks after some time.
• Line instability. (service info for DANSAI -CT2113)
• Switches to standby (intermittently).
• Horizontal collapse.
• No display. TV functions well. Channel change over ok.
• No start-up. Display OK .
• Picture is dark or partially ther.
• At start up no line scanning or raster, TV displays PR. After approx 30 mins TV starts up.
• Transistor BU508 fails repeatedly.
• Picture predominantly red in SECAM. Ok in PAL via scart.
• No adjustment.
• Vertical line.
• Can not be switched on from standby via RC.
• Phase comparator fault on TV. Ok on secondary.
• No horizontal deflection.
• Switches to standby. after a few minutes.
• No luminance.
• Does not switch on. No standby.
• No picture. Flyback lines. at top. Audio OK .
• Switches off intermittently or does not switch on at all.
• The sound and picture hum.
• Rainbow effect in the centre.
• No start-up. (picture attached) (CT2113 tip from DANSAI)
• No brightness. Three RGB colour bands on left and right of the screen. (CT2113 tip from DANSAI)
• DP51 heats up.
• Cannot be switched on or switched to standby. Standby indicator does not light up.
• RP61 burns out.
• Picture too small. at start-up.
• Programmes memory is lost once a month.
• The linearity coil whistles. (DANSAI - CT2113 information)
• Purity spot and scanning are incorrect.
• The power supply does not function with load.
• No picture. after a few minutes. Audio OK .
• Wide dark stripes on left side of picture.
• No horizontal or vertical deflection.
• Coloured tinge in picture.
• Muted audio.
• Goes into standby every quarter of an hour or half an hour. (CT2113 DANSAI repair tip)
• No reception at band I, or image flickering only. (extract of circuit diagram attached)
• Appliance does not function with the mains switch then starts up again with another button.
• R82 (10R) on the tube base board fails.
• BU807 (TL54) cuts out.
• Reduced vertical size.
• Low hum of vertical lines. (with circuit diagram extract)
• Stations appear and disappear. Horizontal lines in picture.
• Start up ok. Picture and sound ok. After 15 minutes or more than one hour no picture but son ok. Horizontal white line.
• The picture blows up and the bottom of the screen is bright.
• Line stage does not start up.
• No image, red raster and flyback lines visible. (with circuit diagram extract)
• The line framing is incorrect. (CT2113 tip from DANSAI)
• Lacks horizontal amplitude. Regulation does not function.
• Loss of sync/raster/sound. Display goes off.
• Contrast and brightness cannot be adjusted properly. (extract of circuit diagram attached)
• Slow start-up.
• Vertical picture position shifts intermittently upwards approx 2 cm after switch on. It is OK after approx 10 mins.
• Voltages from FBT gradually decrease then line BU S2000 blows after operating for 15 mins. (service info for DANSAI -CT2113)
• 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. (service info for DANSAI -CT2113)
• Vertical amplitude is too low.
• Sound and picture cut out, display for 30 secs.
• After switch on, vertical centering is shifted intermittently upwards approx. 2 cm; it goes to normal position after approx. 10 minutes.
• Display appears after 15 secs, then pulsates on and off (no breaker circuit). (part of circuit diagram displayed)
• Poor startup.
• Fuse blows as soon as degaussing is connected.
• Vertical lines at edge during EE operation and via AV. (picture attached) (service info for DANSAI -CT2113)
• Reduced horizontal size. (picture attached)
• Appliance goes into PAL. Occasionally no display.
• Sound purrs when tuning, picture is correct. Sound is possibly correct but picture disappears. (CT2113 DANSAI repair tip)
• 300V on the collector of TP32. Oscillates at its base but no voltage on the secondary.
• U1 is instead of 84-90V only approx. 60V. Current consumption is over 100W.
• No channel search.
• Crackling in sound and picture in UHF and VHF. No sound via scart. (CT2113 tips)
• Does not start up when cold. Audio , display OK.
• The appliance hums and the picture is unstable.
• When appliance is switched on mains BU fails immediately.
• TP32 heats up.
• At start up 90V makes 12V. After 2 mins picture and sound present but 90V reaches a maximum at 85V.
• Vertical lines on edge in EE-mode and via AV.
• No reception. via tuner.
• After changing the battery, how do you adjust the channels without remote control IR?
• Vertical IC blows repeatedly after a few days.
• Switches to protection mode.
• Vertical bar.
• Power supply fault.
• PSU inoperative.
• No functions. Standby LED is not visible.
• Both vertical and horizontal synchronization instability.
• Image noise in upper channels (e.g. channel 60, 99) only. (+ extract of circuit diagram)
• TP32 fails at switch on. (picture attached)
• No start up. can be switched on after some time in standby. Sound OK.
• Hesitant start up. Mains button must be pressed several times. If appliance runs, fails again most of the time after a few mins.
• The varicap voltage does not move.
• S2000 is s/c. Replaced with the original repair set, it still fails. (part of circuit diagram displayed)
• Vertical lines are distorted horizontally. E/W equalizer can not be adjusted correctly.
• Power supply fuse blows. When it has been replaced, TV functions again for several days.
• U Varicap = 20V and will not change.
• No start up. PSU blocked.
• No UHF channels.
• No start function via RC. With mains switch appliance switches into standby. (with circuit diagram extract) (service info for DANSAI -CT2113)
• Tuning voltage drifts.
• 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.
• No picture. Sound and display are OK.
• TP29 fails after start-up.
• Crackling in sound and picture in UHF and VHF. No sound in scart.
• Power supply BU S2000 (BU508AT, BU508AF) S/C. (DANSAI - CT2113 information)
• The appliance switches off for a short time and back on again. (with circuit diagram extract)
• PSU fails after start-up.
• Switches to protection mode. after start-up. (extract of circuit diagram attached)
• Horizontal stripe (intermittently).
• No scanning. Display ok. (CT2113 tip from DANSAI)
• Vertical line. in the centre.
• TP32 and TP38 have a short circuit.
• No reception on band I, or only picture flickering.
• TP32 (BU508) becomes defective after appliance turned ON/OFF several times. (part of circuit diagram displayed)
• Vertical blue bar on centre of screen. No picture.
• Picture hum and picture is slightly brighter at the top and bottom. (with circuit diagram extract)
• Intermittent loss of synchronization.
• Starts up after 3 mins.
• The appliance pulsates 3 times then goes to safety mode.
• No picture, no sound and programme display does not light up.
• IR receiver does not function.
• TP01 (BUT12A) fails after longer operating time
• Switched-mode power supply (SMPS) does not start up. (extract of circuit diagram attached)
• No start-up from standby with RC.
• TL54 (BU807) becomes very hot after a few mins and blows. Normal picture.
• RP11 blows.
• The 108V voltage varies (U-system).
• Mains switch no start up. (with circuit diagram extract)
• The appliance crackles during low Gamme UHF.
• High contrast.
• Unstable lines and there is an interference line at the base of TP32.
• The display is incorrect and PE appears. (CT2113 tip from DANSAI)
• No transmission in UHF (12V on pin 10 of the tuner connector).
• Volume uncontrollable.
• On start up, black interference lines appear then the screen is white.
• Does not come on from standby, red standby light comes on. TV01 and TV02 in the protective circuit respond.
• Only switches on after 70 secs. After start up everything is ok.
• No erasing possible.
• No U system.
• No picture. Fusible resistor RP47 (0R22) in U2 13V-rail blows repeatedly.
• Picture flickers slightly from bottom to top. After removing display indication (control unit) picture is ok (less current). (with circuit diagram extract)
• Horizontal centre adjustment.
• Black band at bottom of screen over approx 8cm. Picture has shifted to the top.
• Poor vertical synchronisation. Picture shifted vertically. at top. (extract of circuit diagram attached)
• Screen blank. Dark picture.
• Volume varies.
• Interference lines in the top part of the screen.
• The fuse blows because RP02 heats up.
• 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.
• TL54/TP32 are destroyed.
• Channel storage is erased.
• Fails frequently when operating.
• No start up or reset.
• TL19 fails in line ouptut stage.
• The colour appears after a few minutes.
• Loud audio.
• Distorted picture. Strong streaking.
• Snow in picture. in UHF.
• Replacement kit of thyristor ESM740/G1/G2.
• FBT ok at start up but dark screen except for 3 coloured lines in top third of screen. Sound and display of channels ok.
• Normal in black and white. In chroma, red of picture is green, blue is red and green is blue.
• Line output stage doesn't start up.
• Standby LED flashes.
• RL41 O/C due to dry joints below connector BD01.
• RP02 burns at switch on and destroys TP32 S2000A1.
• No colour (intermittently). Line tearing.
• Black band on one part of the screen and interference.
• 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.
• Blank screen.
• 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).
• No vertical deflection.
• TP32 in the PSU is s/c.
• Picture is dark. When Ug2 is completely there, a bit of the picture is present.
• The picture is blurred (spot at the bottom of the screen).
• Adjusting the screen grid voltage (grey setting). (DANSAI - CT2113 information)
• No picture, no sound - PSU is switched off.
• The luminance signal disappears occasionally.
• BU807 blows regularly. FBT and TEA2026 have been changed. (service info for DANSAI -CT2113)
• No start-up (intermittently). (extract of circuit diagram attached)
• Adjusting the white setting.
• No brightness on picture. Chroma present with vertical instability and no sound.
• TEA 2026C is defective.
• Picture appears slowly. Display OK .
• Dark picture. after a few minutes.
• On channels from 21 to 27 picture is ok, from 32 to 35 lines on picture and from 41 to 47 no picture.
• Power supply fault. TP37 and TP32 have a short circuit and occasionally TP38.
• Bright picture. at top and bottom.
• Reluctant to start then produces a picture with reduced width.
• No 90V, RP51 burns. BU807, BU508. (service info for DANSAI -CT2113)
• 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.
• Faint blue picture with no picture content and flyback lines. (picture attached)
• Poor vertical synchronisation.
• Does not start up. Standby LED switches off.
• The picture is delayed by a few minutes.
• No functions. (+ extract of circuit diagram)
• Vertical centre adjustment.
• Poor picture alignment.
• Reference oscillator beat adjustment: PAL decoder.
• No search possible. TV switches off without the 10th, 20th and 30th channel.
• 90V problem. RP51 heats up and cuts out. DP51 and CP51 ok. Brand new line transformer. (service info for DANSAI -CT2113)
• No horizontal deflection. intermittently.
• Excessive green.
• U1 = 60V instead of 90V.
• Secondary protective circuits TV01 and TV02 disconnect intermittently.
• When warm flickers between picture and TXT. Characters keep popping up on screen
• Focus pot is defective. (CT2113 DANSAI repair tip)
• Insufficient picture width, poor lines visible on screen
• Line BU (BU508) becomes hot and blows. At base of BU there are double pulses.
• Adjusting Us= 108V.
• Poor contacts.
• White, bright picture, picture poorly distinguishable.
• Focus adjustment.
• No picture. No audio. No channel display. (service info for DANSAI -CT2113)
• No display. Appliance starts.
• Station tuning disappears.
• PAL run time decoder adjustment - PAL decoder.
• Picture is bright and white with flyback lines. (part of circuit diagram displayed) (CT2113 tip from DANSAI)
• Noisy sound or no sound at all.
• No vertical synchronisation.
• No switch on. Standby power supply ok. Standby indicator lights up.
• Standby light flashes, fuse blows. RP11 and TP32, BU508 fails.
• No picture or sound. At switch on display indicates a channel but no control is possible.
• No function display. CTV functions via the front panel and the RCU.
• When cold, no sound and no line amplitude then finally starts up.
• Setting the vertical amplitude.
• No light and the appliance cuts out.
• IL03 (TEA2026) blows up when the appliance goes into AV on TV 42cm. (service info for DANSAI -CT2113)
• Poor line synchronisation. Picture is shifted up. (+ extract of circuit diagram)
• The appliance goes to safety mode and mute.
• When warm picture lifts from the bottom and narrows at the top, black lines at the bottom of the screen. (CT2113 tip from DANSAI)
• Displays PR and does not start
• No colour, picture streaking.
• Systematic failure of TL54. At switch on TEA2026 has been changed.
• Line oscillating or tearing.
• No RC functions.
• The picture shifts towards the bottom of the screen.
• Power supply fails at less than 100V.
• Power supply defective. (CT2113 tip from DANSAI)
• Black screen. Display is lit. Intermittent sound. Fault occurs both via aerial and SCART.
• Intermittent loss of sync. Blank raster. No audio. No LEDs.
• Picture flickers and stripes in the picture.
• Deprogrammes approx every 4 to 5 months.
• No picture on channel 99.
• Fuse blows constantly. (CT2113 DANSAI repair tip)
• No vertical deflection. intermittently. No audio. intermittently.
• Low audio.
• No brightness (only outlines can be recognised). Colour is ok.
• PSU repair tip.
• Is it possible to fit a TEA 2026C in place of a TEA 2026T ? (CT2113 tip from DANSAI)
• Poor vertical and horizontal amplitude with slight waving at sides, when cold. Everything returns to normal within 5 mins.
• Unstable luminance when the appliance is warm.
• The power supply is destroyed.
• Contrast and colour are excessive at preset condition.
• No TXT.
• No video or scanning. Channels are displayed.
• TL19 fails in line output stage.
• Power supply, fuses, BUs, etc, blow each time appliance is switched off by ON/OFF switch.
• Noise on channel 09 (band I) - colour picture. (picture attached)
• Vertical deflection has collapsed to a bright line in the middle of the screen. (CT2113 tips)
• After switching on the mains progamme indication in the display but no picture and no sound. (picture attached)
• U7 = 15V and there is no 12V voltage. A black band appears on the screen.
• Standby flickers.
• Flyback lines. No brightness. No contrast.
• Snow, no voltage on Varicap.
• Picture width fault.
• Sound to zero level. When volume is increased, sound goes back to zero level. Random channel switch-over. (CT2113 tips)
• 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.
• The power supply does not start up. No standby
• The PSU fails instantly. When this is replaced by the repair kit the same problem arises.
• The appliance takes 2-3 minutes to start up. (service info for DANSAI -CT2113)
• No tuning.
• Slight hum of vertical bars.
• Spots of colour on the screen.
• Picture spraying on band I (heat dependent at DP51). (extract of circuit diagram attached)
• The power supply is correct without a load (U1 is up). There is a complete stop in the load.
• Switches to standby after 6 or 7 minutes with or without aerial signal. (CT2113 DANSAI repair tip)
• No function, standby point is not visible.
• Picture shifted vertically.
• Dead.
• Horizontal deflection is missing. Protective circuit disconnects. Standby point flashes.
• The appliance blows up on a very light background.
• Top part of the picture is too wide and bottom part is too narrow
• No system adjustment.
• Intermittent loss of sync, a blank raster, no sound, switching to standby and the LED channel display going off.
• No picture in UHF, voltage for band change and tuning is OK. (CT2113 DANSAI repair tip)
• PSU does not always start after switch on via front control or RC.
• Power supply stops occasionally, approx after 1/2 hour (very irregular).
• Dark screen. on the left.
• RP02 and power supply BU blow.
• Black picture with 10cm of RGB horizontal lines over the whole screen. (CT2113 DANSAI repair tip)
• Very snowy picture in UHF. Apparently the fault is at the level of the tuner UHF 4200.
• No videotext mode. (CT2113 tips)
• Secondary protective circuit TV01 and TV02 disconnects intermittently.
• 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.
• Tripping.
• Image compressed horizontally. Insufficient width approx 1cm on left and right of screen.
• Power supply breakdown due to a volt-rise of the power supply kit.
• No picture. No sound. Programs can also be switched over.
• Fuse blows at random, even at switch off. (service info for DANSAI -CT2113)
• No speacial channels. Appliance works only up to channel 69. Display for brightness shows L (= English mode) instead of B.
• Switches to standby. after a while.
• No picture. Check the signal on pin 10 of IT20.
• No colour.Flag-effect.
• No sensitivity in the tuning. (CT2113 tips)
• TP29 fails after switch on.
• Excessive vertical size.
• Starts to pulsates. Sound, picture and display present.
• Channels below 30 cannot be received (chassis ICC4). (DANSAI - CT2113 information)
• Only switches on occasionally, but without picture and sound. Occasionally very high switch on current consumption.
• Standby indicator flashes.
• No image content, only HF noise. (extract of circuit diagram attached)
• No picture. Vertical coloured lines. Raster problem.
• Line stage does not start up.
• When switching on BU508A and RP11 fail after 2 secs.
• No high channels can be requested.
• TP32 (BU508) and TL37 (BU508) fail immediately after switch on. (+ extract of circuit diagram) (CT2113 tip from DANSAI)
• Shade appears behind the picture.
• Vertical collapse (intermittently).
• Negative picture. Distorted picture. OK via SCART .
• Excessive brightness.
• No secondary voltage.
• Vertical foldover at bottom.
• Poor reception. in VHF.
• Channels from 21 to 32 come through well but with lines and nothing comes through from 41 to 53.
• No colour. No shutdown with RC.
• Dark picture.
• 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. (service info for DANSAI -CT2113)
• Approx one third of the top of the picture is crushed.
• General information.
• Poor display.
• No command signal on the IL03.
• Cannot be switched on or switched to standby. Standby indicator does not light up.
• No start up. PSU whistles even when secondary side disconnected.
• Horizontal deflection and line oscillator failed. (picture attached)
• RP23 and transistor (BU508A) have blown.
• The channels unkey after a while.
• The blue circuit is pale.
• Switches to protection mode. intermittently.
• Coloured flyback lines and poor picture.
• Dark screen.
• The power supply does not start up. All transistors have been changed.
• Adjustment of 5.5MHz min. or 4.43MHz min.
• Ghosting effect.
• Standard CCETT adaptation.
• 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.
• PSU fails immediately after switch on.
• Searches for channels continuously.
• Dark screen, 5 or 6 coloured lines at the top of the screen. Picture returns if appliance is hit.
• In normal charge, TP32 and TP38 switch off. The appliance functions without a charge.
• Too much contrast, cannot be adjusted to less. (part of circuit diagram displayed)
• No 300V at collector of TP32. If collector is disconnected 300V appear.
• E/W fault.
• RP51 (0R22) blows intermittently.
• S/C in PSU. (+ extract of circuit diagram)
• Sound is always at max even if appliance displays volume with 00.
• Does not start up. Only displays the channel number. Power supply kit has been replaced.
• PSU does not start up with a mains voltage more than 200V, ok with a voltage less than or equal to 200V.
• Contrast average value is too high.
• Picture is pulled at the top. Poor line sync. (with circuit diagram extract)
• No start-up. No display. (CT2113 tip from DANSAI)
• Picture appears slowly.
• DP51 s/c after operating for half an hour.