PHILETTA1221 / BAUR [TV]

• Correction to service manual LOT winding.
• No picture and sound. Low hum intermittently, no function.
• Does not start up at once from cold.
• Field foldover at switch on from cold. Effect disappears when appliance warms up. (part of circuit diagram displayed)
• Line output stage does not start up. (with circuit diagram extract)
• Tuning menu can not be called. All other functions OK.
• No start up. No standby. Attempts to start up, but fails.
• Lines on picture after approx one hour. It consists of a band of bright white lines about two inches wide. (part of circuit diagram displayed)
• No functions. Standby LED flashes. Relay switches to ON.
• After switching on the CTV "EXT...1.2.3..." appears on the screen.
• No power with abnormal sound. (with circuit diagram extract) (PHILETTA1221 BAUR repair tip)
• No tuning. No channel lock. (picture attached)
• Difficult startup. Rattling sound from line output trafo.
• Reduced vertical size. at top.
• Trips. (with circuit diagram extract)
• Intermittent destruction of line o/p transistor. (picture attached)
• Skips channels during tuning. only on certain channels.
• Power supply does not oscillate. (with circuit diagram extract) (PHILETTA1221 BAUR repair tip)
• Volume can't be tuned down. No tuning with RC. (+ extract of circuit diagram)
• No tuning. Impossible to change analog control adjustments (brightness, sound, etc.). (+ extract of circuit diagram)
• Display goes to F1 a few seconds after switching the set on.
• Colour flickers. No colour. after a while. (+ extract of circuit diagram)
• Dead due to action of over voltage protection circuit.
• Unregulated power supply. Pulsating picture and surging sound. (picture attached)
• No HV.
• No functions. after start-up (intermittently).
• Line output transistor becomes warm and in the course of time it becomes defective. (part of circuit diagram displayed)
• Line tearing and rope effect.
• No colour and vertical black bar across screen.
• Height excessive. Defective linearity. Field blanking. (extract of circuit diagram attached)
• Settings do not stay in position. (service info for BAUR -PHILETTA1221)
• No start-up. intermittently (when cold). (+ extract of circuit diagram)
• Line output stage only starts up for a short time. (picture attached)
• Dead. Strange noises from PSU/ line output transformer. (with circuit diagram extract)
• +B very high. (extract of circuit diagram attached)
• Slow hiccup (with circuit diagram extract)
• No function. Standby-LED lights up. Appliance switches on but no picture or sound.
• Green picture with retrace lines. After a few restarts picture OK.
• Blue picture. Coloured lines. (service info for BAUR -PHILETTA1221)
• Programming unoperational. Limited sound adjustment possible.
• The tone (sound) tunes well, but the volume cannot be raised.
• Modification to line transformer pos. 5530.
• Connection of a loop system to the TV.
• Picture appears slowly.
• Does not stop on stations.
• Dead. (+ extract of circuit diagram)
• No picture. Audio OK .
• Vertical amplitude cannot be fully adjusted, TXT lines can be seen. (part of circuit diagram displayed)
• Picture is mostly green with flyback lines after 10 secs from switch on.
• Poor synchronisation. when cold. (picture attached)
• Stuck in hotel mode.
• No function. Motorboating from PSU. TV starts up randomly. Intermittent fault.
• Initial volume-level is higher than the maximum Hotel-Mode setting.
• U743 tuner replacement. (extract of circuit diagram attached)
• Intermittently dead. (extract of circuit diagram attached)
• Turns on automatically. No RC or front panel controls.
• The fuse and the bridge diodes in the power supply blow.
• Poor sound, cannot be adjusted louder. When adjusting, sound cuts out. (with circuit diagram extract) (BAUR - PHILETTA1221 information)
• After replacement of the line output transistor BUT12, picture with trapezoid effect, BUT12 overheats and goes defective again. (part of circuit diagram displayed)
• Two lines going around. (part of circuit diagram displayed)
• Green picture after few hours, intermittently fault disappears for short while when switching from a station to another. Strange characters in OSD.
• Dead with whistling noise coming from power supply. (picture attached)
• Squealing from PSU.
• Dead. Power LED is OFF (ON in standby). Hissing from PSU.
• Error messages indicated by front display flashing. (picture attached)
• Stored channels drift off tune briefly after switch on. Crackle in sound.
• Line transistor 7528 blows within 1 sec. (+ extract of circuit diagram)
• After working normally for a while the TV blocks in any position. The functions do not work.
• Picture shifted horizontally. (picture attached)
• No picture. No sound. Switching on and off from Standby OK. (PHILETTA1221 tip from BAUR)
• Trips. at start-up (intermittently). (picture attached)
• Memory loss. (with circuit diagram extract)
• Blank raster. Flyback lines. (part of circuit diagram displayed)
• No power supply start up in loaded condition (eg. with lamp).
• PSU switches off with load at U95V. (part of circuit diagram displayed)
• No regulation. (part of circuit diagram displayed)
• Dead. Low frequency noise on sound.
• After operating for one hour it is no longer possible to switch over programmes not even from the front panel. Appliance must be switched on and off then it is possible to change channels.
• LED does not flash. Slight buzz in appliance. (picture attached)
• Line output transistor fails repeatedly. (part of circuit diagram displayed)
• No function. Standby LED flashes briefly. (part of circuit diagram displayed)
• Sound increases intermittently or "pops", especially during bright scenes. (extract of circuit diagram attached)
• LED flashes once, then gurgles. (part of circuit diagram displayed)
• 6613 type change. (extract of circuit diagram attached) (PHILETTA1221 BAUR repair tip)
• Picture fails for a short time. (+ extract of circuit diagram)
• 10V on 95V line. (picture attached)
• Slow start-up.
• Dark picture.
• Whistling from PSU. (extract of circuit diagram attached)
• Defective purity.
• Sound goes to max. intermittently and HT varies. (+ extract of circuit diagram) (PHILETTA1221 tips)
• No start-up. intermittently.
• Low 5V to micro chip. (+ extract of circuit diagram)
• Dead, very slight whistle from PSU.
• Picture passes out in the centre.
• Dim picture with Hanover bars.
• Replacement of surface mounted diode 6637. (+ extract of circuit diagram) (BAUR - PHILETTA1221 information)
• Does not start up. Light buzz from loudspeaker. Standby LED produces one brief blink.
• Line tearing. on lower half screen. (with circuit diagram extract)
• No HT from chopper circuit. (picture attached)
• Will not tune, drifts, colour disappears or interference on a certain channel. (e.g. channel 5 and 59) (service info for BAUR -PHILETTA1221)
• Enable Hotel mode.
• Blank raster. OSD OK .
• Programs and PP-settings cannot be changed.
• Line chirps intermittently. Appliance does not start. Only hum from loudspeakers.
• Vertical size varies. intermittently.
• Enter service mode.
• To remove store/lock.
• Intermittent channel drift in UHF. Channel search OK. VHF OK.
• No functions, hum in loudspeakers. (part of circuit diagram displayed)
• Buzzing from PSU. when cold. (with circuit diagram extract)
• No colour. (+ extract of circuit diagram)
• No picture. TXT OK . (part of circuit diagram displayed)
• Fizzling sound from speakers at start-up and intermittently picture jagged. (PHILETTA1221 tip from BAUR)
• The TV cannot hold the picture.
• Hotel mode.
• Enable Hotel mode. Disable hotel mode.
• Does not regulate +95V.
• Secondary main power supply OK except +9V at 5.8V
• Occasionally appliance does not switch on from standby. No further functions are possible.
• Volume change with great fluctuations in brightness. (with circuit diagram extract)
• No function, starts up from standby, then goes out.
• Intermittently narrow picture, but corrects itself shortly after.
• No tuning. (extract of circuit diagram attached)
• No or intermittent start-up. (+ extract of circuit diagram)
• To improve performance with prerecorded cassettes. (part of circuit diagram displayed)
• Comes on for a short time. (service info for BAUR -PHILETTA1221)
• Poor reproduction of copy protected tapes. (part of circuit diagram displayed)
• No SOP supply. (with circuit diagram extract)
• Print with linearity coil pos. 5800.
• Appliance does not function with standby light flashing. (BAUR - PHILETTA1221 information)
• Search jumps on UHF. (extract of circuit diagram attached)
• No vertical deflection. (part of circuit diagram displayed)
• No tuning possible, F2 appears on bottom of picture and S1 on top.
• Vertical vibration in cold condition of set.
• Excessive brightness.
• Reluctant to start from cold (with circuit diagram extract)
• No start up from cold and humming.
• Only half a picture. (+ extract of circuit diagram)
• Control micro processors.
• Excessive HV. after a while.
• Service manual correction. (+ extract of circuit diagram)
• Line output transistor running hot. (picture attached)
• Humming, motor noise and other unusual noises. Normal picture.
• Cannot change tuning or stored settings. (with circuit diagram extract)
• No picture. No audio. (with circuit diagram extract)
• Intermittent audio and picture. (extract of circuit diagram attached)
• Does not switch on, standby LED OK.
• Field collapse normally with blank picture. (+ extract of circuit diagram)
• Appliance is dead with standby LED flashing after a few seconds. (extract of circuit diagram attached)
• Picture shifts. (part of circuit diagram displayed)
• Quick hiccup. (extract of circuit diagram attached)
• Dim picture with Hanover bars visible. (extract of circuit diagram attached)
• Vertical line. on the right half screen. (part of circuit diagram displayed)
• Line tearing, especially with bright scences. (with circuit diagram extract)
• SOPS defective. (part of circuit diagram displayed)
• Standby just pulsing.
• No functions. Slow start-up. (extract of circuit diagram attached)
• Programme tuning difficulty, stations shifted on tuning bar. (extract of circuit diagram attached) (service info for BAUR -PHILETTA1221)
• The following production changes were introduced to prevent the set coming on in the store lock mode when switched on from standby. (with circuit diagram extract)
• No line output.
• Set won't tune to high frequency channels and lower frequency channels appear to be higher. (+ extract of circuit diagram)
• Bright flash on screen. No picture or sound. (extract of circuit diagram attached)
• Picture is faint with hanover bars. (part of circuit diagram displayed)
• No picture. (part of circuit diagram displayed)
• No picture, only squeaks for a short time at switch on then no more functions.
• Switches to standby. (picture attached)
• Dead set. Tries to start.
• No picture, sound ok but on turning up A1 control, frame collapse. (part of circuit diagram displayed) (PHILETTA1221 BAUR repair tip)
• Intermittently dead. after start-up.
• Stops working every 2 or 3 hrs. Only starts again after switching off and on again.
• PSU does not start up, if appliance was switched off for a day. Appliance functions after short switch on/off. (with circuit diagram extract)
• Tuning drifts. (picture attached)
• No freeze frame or intermittent freeze frame; no sound. (picture attached)
• Sometimes when turned on, green screen only with flyback lines, at other times no tuning and channel will not change. (+ extract of circuit diagram)
• The switched-mode power supply cannot be loaded.
• Skips channels during tuning. (part of circuit diagram displayed)
• Poor synchronisation. (with circuit diagram extract)
• No horizontal synchronisation. (part of circuit diagram displayed)
• No start-up. Buzzing from speakers and working noise of PSU.
• Intermittently no picture and sound at switch on. Buzz from speaker. (part of circuit diagram displayed)
• Does not switch on. LED is lit in standby. If appliance is switched on with RC, LED switches off.
• Excessive vertical size.
• No picture (when cold).
• Drive for high voltage missing. (with circuit diagram extract)
• Does not start. Slight buzzing in loudspeaker.
• Line out of phase. Black band in centre of screen. No colour.
• No function. When switching on with RC, standby LED lights up. (picture attached)
• No start up, just a buzzing noise in speakers. (with circuit diagram extract)
• Blank raster. No audio. after a while. (+ extract of circuit diagram)
• Green picture. after warm-up. Lines in picture. after warm-up. Does not change channels.
• Programme channel search cannot be called up.
• Memory content dropout at positions 4 and 5.
• No OSD. Picture OK .
• Horizontal white line.
• Line output stage does not function. (PHILETTA1221 tip from BAUR)
• No start-up. (extract of circuit diagram attached)
• No picture or sound but RCU works correctly. LED flashes when the handset is tried. (picture attached)
• Description of SMPS. (part of circuit diagram displayed)
• Frame has shifted sideways. Appliance whistles and does not oscillate correctly. (+ extract of circuit diagram)
• Defective IC7103 SV-production. (extract of circuit diagram attached)
• Picture shifted to the left. intermittently. Line tearing. intermittently. (part of circuit diagram displayed)
• No switch on after activating mains switch. Whistling noise. (extract of circuit diagram attached)
• Green screen and at other times no tuning. (with circuit diagram extract)
• White unmodulated raster. Picture missing. (+ extract of circuit diagram)
• Slow start up of power supply. (part of circuit diagram displayed)
• Microprocessor screening plate. (part of circuit diagram displayed)
• Blank or green raster. Flyback lines. Faint picture or normal picture. (with circuit diagram extract)
• Picture only in two bars in upper screen section, the rest is dark. (part of circuit diagram displayed)
• Blown chopper. (with circuit diagram extract)
• No switch on. Low noise on sound. (+ extract of circuit diagram)
• No sound. Picture OK. After a short time TV stops. High frequency noise from PSU. (picture attached)
• New infra red receiver.
• Noise in sound. Mute does not function.
• No line output stage. (with circuit diagram extract)
• No output from the chopper power supply which uses a junction FET, whose gate and source are at 12V while 300V is present at the drain. (extract of circuit diagram attached)
• No start-up. when cold. (+ extract of circuit diagram)
• Set comes on in store lock mode. (part of circuit diagram displayed)
• Loosing colour during play-back of a video tape. (extract of circuit diagram attached)
• Appliance will not switch on at times, but hums in the power supply section.
• Adjustment of +95V. (part of circuit diagram displayed)
• Protection device (thyristor THY6641) is triggered at switch on. (picture attached)
• Cannot be programmed and search does not function. Only limited volume adjustable.
• Tuning drift, when it is hot the tuning is lost on channel change. (BAUR - PHILETTA1221 information)
• Set goes accidentally into hotel mode.
• White screen with flyback lines. Excessive brightness which increases until PSU switches to protection mode. (with circuit diagram extract) (PHILETTA1221 BAUR repair tip)
• Picture centering has shifted horizontally. No OSD.
• Does not shut down (when cold).
• No sound or raster. The 95V HT supply is present at the line output stage but there is no line drive. (with circuit diagram extract)
• Wavy picture. on the right.
• Dead. Only hum from speakers. (picture attached)
• No picture. OSD OK .
• Buzz in audio (intermittently). (extract of circuit diagram attached)
• Green screen with flyback line. No picture. OSD OK.
• Random breakdown of line output transistor. (with circuit diagram extract)
• When switching on, only a 10cm stripe on top of screen, the rest of screen is black with flyback lines. After a while, stripe becomes wider. (+ extract of circuit diagram)
• Sound returns gradually after channel change. (with circuit diagram extract)
• Vertical roll. (+ extract of circuit diagram)
• Power supply fault finding. (picture attached)
• No sound or picture. Low hum from speaker. (with circuit diagram extract)
• Bright flash on screen and no picture or sound after a few minutes. (+ extract of circuit diagram)
• Hums softly. (part of circuit diagram displayed)
• How to reset microprocessor.
• Green screen with flyback lines. Green oscillations. Noise as if HV leaky on picture tube base. (picture attached) (service info for BAUR -PHILETTA1221)
• No line start up; +95 available; +9V is about 4.5V. (+ extract of circuit diagram)
• Appliance can not be programmed. Search does not function. Only limited volume control.
• No voltage from PSU, computer does not work. (part of circuit diagram displayed)
• Red picture. Flyback lines.
• Error codes.
• No functions. when cold.
• Searches for channels continuously. (extract of circuit diagram attached)
• Buzzing sound then switches off.
• No picture. No sound. Purring sound in loudspeaker. (part of circuit diagram displayed)
• Volume varies. depending on picture content. (part of circuit diagram displayed)
• No operation.
• No frame or short frame. (part of circuit diagram displayed)
• No tuning. only on certain channels.
• Spurious nonsense OSG. Goes to standby after 0.5-2hrs. Loss of tuning.
• Green raster. Faint picture. Flyback lines.
• Picture displays lines and strange foldover effect at centre.
• Low audio. (with circuit diagram extract)
• Tripping. (part of circuit diagram displayed) (PHILETTA1221 tips)
• Production change to line drive. (part of circuit diagram displayed)
• Stops at start up. (extract of circuit diagram attached)
• Set does not retune or program etc
• Dead. Only standby-LED works. Responds to TURN ON command, but no image and no sound.
• Line output stage TS7528 is defective. (+ extract of circuit diagram)
• No picture and sound intermittently after switch-on. Buzz sound from speakers. (+ extract of circuit diagram)
• No +9V, line output stage is OK. (extract of circuit diagram attached)
• Intermittent green picture, channels cannot be programmed. (part of circuit diagram displayed)
• Dark picture. Audio OK .
• Streaks in picture. Picture pulls and rolls intermittently.
• No transmitters to adjust and the sound is not controllable.
• Chopper inoperative. (picture attached)
• Set dead with just 5V on the 95V line. Standby LED is on but set won't start. (with circuit diagram extract)
• +9V supply modification. (+ extract of circuit diagram)
• Reluctant to start up from cold.
• Tuning drifts. only on certain channels.
• Switches off by itself. after a while. (with circuit diagram extract)
• Dead. Low hum.
• Excessive horizontal size.
• Picture shifted to the right. (with circuit diagram extract)
• No start-up. Standby LED flashes .
• Failures in the power supply. (picture attached)
• Right side of picture discoloured.
• No function at switch on from standby. Switches to LOCK (hotel) mode. (extract of circuit diagram attached)
• Line down middle of screen. (picture attached)
• No switch on. Weak whistling noise from PSU. LED is OFF.
• Store lock on the appliance.
• Whistle.
• Noise in audio.
• No functions. Sound buzzes in loudspeaker. (+ extract of circuit diagram)
• Interference in audio. Interference in picture. (with circuit diagram extract)
• Microcomputers and screening plate.
• Loud chriping after switch on. It becomes lower after a short time.
• Only some programs with snowy picture can be tuned and on band 1 missing some programs. (with circuit diagram extract)
• No channel search. No OSD. (with circuit diagram extract)
• No tuning bar when install button pressed and set not in hotel mode. (+ extract of circuit diagram)
• Standby LED lights up and switches off at power on. Appliance will not start up. (service info for BAUR -PHILETTA1221)
• Vertical collapse. (part of circuit diagram displayed)
• Bright picture. Flyback lines.
• Slight foldover at upper part of picture if appliance is switched on when cold. Fault disappears after few minutes. (extract of circuit diagram attached)
• Hotel Mode activates by itself. (extract of circuit diagram attached)
• Modification at line transformer position 5530. (+ extract of circuit diagram)
• Stations won't change. Picture and sound OK. Other functions OK.
• Dead. At switch on the stand by LED flashes.
• Green picture. (extract of circuit diagram attached)
• Connection of the loop system to the TV.
• Local controls inoperative.
• Comes on in standby. When program button pressed standby lamp blinks then goes off.
• Becomes defective immediately after switch on.
• Very slight vertical foldover with interferences similar to EHT arcing, especially on very white scenes.
• No tuning, no remote volume control. (picture attached)
• The picture is slightly yellow, flyback lines. Slightly noisy, no own recording possible.
• Stuck in standby. (part of circuit diagram displayed)
• Menu rolling. (extract of circuit diagram attached)
• Line output transistor TR7528 fails at switch on. (BAUR - PHILETTA1221 information)
• Doesn't tune stations correctly. When cold, crossed lines on low UHF channels. (with circuit diagram extract)
• Replacing the EAROM. (part of circuit diagram displayed)
• High voltage transistor defective after a while.
• The removal of leaded diodes. (with circuit diagram extract)
• The remote control only controls the volume and sound-stop. No function with On-Off and channel change-over, although the display for the operation flickers.
• No colour in OSD.
• Smeary, washed out picture with bent verticals. (extract of circuit diagram attached)
• Colour disappears with VCR-scan (picture search). (+ extract of circuit diagram)
• Hazy flickering picture at top. (part of circuit diagram displayed)
• No voltage from PSU. (picture attached)
• New IR receiver. (service info for BAUR -PHILETTA1221)
• Lines across top of picture about 8" in first 100 lines. (+ extract of circuit diagram)
• Right hand side of screen has a line.
• "Store" key does not work. (with circuit diagram extract)
• Reduced horizontal size. (part of circuit diagram displayed)
• CRT types.
• Buzz in audio. No picture.
• During picture changes sometimes a volume increase (plop) is heard. (+ extract of circuit diagram)
• No standby, humming and standby LED blinks.
• PSU check.
• Dead. Low level buzz from loudspeaker. (+ extract of circuit diagram)
• Intermittent colour.
• Tuning drifts. only on certain channels (after a while).
• Intermittent colour and intermittent dark vertical bar on picture.
• Rolling or jittering picture. (extract of circuit diagram attached)
• Picture is poor with rippling on verticals. (with circuit diagram extract)
• Picture separating line appears. Whistling.