20GR105062R / PHILIPS [TV]

• Picture shifted to the right. (picture attached)
• No start-up. (extract of circuit diagram attached)
• No colour in OSD.
• Reduced vertical size. at top.
• Does not start. Slight buzzing in loudspeaker.
• Sound goes to max. intermittently and HT varies. (part of circuit diagram displayed)
• Change of C2523.
• Change of C2523.
• Doesn't tune stations correctly. When cold, crossed lines on low UHF channels. (part of circuit diagram displayed)
• Intermittent colour and intermittent dark vertical bar on picture.
• No start-up. when cold. (+ extract of circuit diagram)
• No picture. OSD OK .
• Using a lamp as a load.
• Interference in audio. Interference in picture. (part of circuit diagram displayed)
• No power with abnormal sound. (+ extract of circuit diagram)
• Intermittent colour.
• Identification coil adjustment.
• Bright flash on screen and no picture or sound after a few minutes. (extract of circuit diagram attached)
• V-centre adjustment procedure.
• Does not shut down (when cold). (20GR105062R tips)
• No horizontal synchronisation. (+ extract of circuit diagram)
• Replacement of TDA7052 with a TDA7052A.
• 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. (20GR105062R tips)
• +B very high. (+ extract of circuit diagram) (PHILIPS - 20GR105062R information)
• Failures in the power supply. (extract of circuit diagram attached)
• Bright flash on screen. No picture or sound. (picture attached)
• No start up. No standby. Attempts to start up, but fails.
• Dead, very slight whistle from PSU.
• Poor sync. AGC fault.
• Initial volume level is higher than maximum Hotel mode setting.
• No picture or sound but RCU works correctly. LED flashes when the handset is tried. (with circuit diagram extract)
• Set dead with just 5V on the 95V line. Standby LED is on but set won't start. (extract of circuit diagram attached)
• U743 tuner replacement. (with circuit diagram extract) (20GR105062R PHILIPS repair tip)
• No function. When switching on with RC, standby LED lights up. (extract of circuit diagram attached)
• Stations won't change. Picture and sound OK. Other functions OK. (service info for PHILIPS -20GR105062R)
• No start up, just a buzzing noise in speakers. (extract of circuit diagram attached)
• Error messages indicated by front display flashing. (extract of circuit diagram attached)
• No switch on after activating mains switch. Whistling noise. (with circuit diagram extract)
• Defective purity.
• No connection for headphone.
• Intermittent destruction of line o/p transistor. (extract of circuit diagram attached)
• Line output stage does not start up. (picture attached)
• Low 5V to micro chip. (with circuit diagram extract)
• Sound varies with picture content.
• 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. (picture attached)
• Dead. Power LED is OFF (ON in standby). Hissing from PSU.
• No standby, humming and standby LED blinks.
• Tuning drifts. only on certain channels (after a while).
• Dead with whistling noise coming from power supply. (picture attached)
• No sound. Picture OK. After a short time TV stops. High frequency noise from PSU. (+ extract of circuit diagram)
• Initial volume level is higher than maximum Hotel mode setting.
• Buzzing.
• Processor numbers (changed).
• No line start up; +95 available; +9V is about 4.5V. (picture attached)
• Buzzing from PSU. when cold. (part of circuit diagram displayed)
• Power supply fault finding. (with circuit diagram extract)
• No function. Motorboating from PSU. TV starts up randomly. Intermittent fault.
• No audio.
• How to de-activate volume limiter.
• Blank raster. Flyback lines. (part of circuit diagram displayed)
• Search jumps on UHF.
• How to de-activate Hotel mode.
• No functions, hum in loudspeakers. (picture attached) (20GR105062R PHILIPS repair tip)
• No picture. No audio. (+ extract of circuit diagram)
• Slow start-up. (20GR105062R tips)
• PAL colour amplitude adjustment procedure.
• After working normally for a while the TV blocks in any position. The functions do not work.
• Buzzing sound then switches off.
• Will not tune, drifts, colour disappears or interference on a certain channel. (e.g. channel 5 and 59)
• Correction to service manual LOT winding.
• Switches to standby. (part of circuit diagram displayed)
• No HT from chopper circuit. (+ extract of circuit diagram)
• Excessive vertical size.
• Delay RF AGC adjustment procedure.
• Squealing from PSU.
• Dead. Low hum.
• Becomes defective immediately after switch on.
• No SOP supply. (part of circuit diagram displayed)
• Intermittent audio and picture. (picture attached)
• How to reset microprocessor.
• Random breakdown of line output transistor. (extract of circuit diagram attached)
• Control micro processors.
• The following production changes were introduced to prevent the set coming on in the store lock mode when switched on from standby. (picture attached)
• Search jumps on UHF.
• No tuning - no channels.
• Tuning procedure.
• SOPS defective. (with circuit diagram extract)
• Occasionally appliance does not switch on from standby. No further functions are possible.
• No tuning.
• Right side of picture discoloured.
• 6613 type change. (part of circuit diagram displayed)
• Protection device (thyristor THY6641) is triggered at switch on. (with circuit diagram extract)
• No functions. Slow start-up. (+ extract of circuit diagram)
• No audio.
• Low audio.
• R-Y and B-Y discriminator adjustment procedure. (picture attached)
• Hotel mode. (20GR105062R tip from PHILIPS)
• Field foldover at switch on from cold. Effect disappears when appliance warms up. (+ extract of circuit diagram)
• Very slight vertical foldover with interferences similar to EHT arcing, especially on very white scenes. (service info for PHILIPS -20GR105062R)
• High voltage transistor defective after a while.
• No start-up. intermittently (when cold). (part of circuit diagram displayed)
• Blue picture. Coloured lines.
• Unregulated power supply. Pulsating picture and surging sound. (with circuit diagram extract)
• Limited volume. No channel search.
• Picture separating line appears. Whistling.
• Appliance does not function with standby light flashing.
• Adjustment of +95V. (with circuit diagram extract)
• 10V on 95V line. (part of circuit diagram displayed)
• Buzz in audio. No picture.
• No tuning. only on certain channels.
• How to de-activate Hotel-Mode:
• Dead. (extract of circuit diagram attached)
• No functions. Sound buzzes in loudspeaker. (picture attached)
• No colour. (with circuit diagram extract) (20GR105062R PHILIPS repair tip)
• White screen with flyback lines. Excessive brightness which increases until PSU switches to protection mode. (with circuit diagram extract) (service info for PHILIPS -20GR105062R)
• No tuning. No channel lock. (picture attached)
• Whistle.
• Line output transistor becomes warm and in the course of time it becomes defective. (picture attached)
• No colour and vertical black bar across screen. (service info for PHILIPS -20GR105062R)
• Microcomputers and screening plate.
• Bright picture. Flyback lines.
• No OSD. Picture OK .
• Colour flickers. No colour. after a while. (picture attached)
• Reluctant to start from cold (with circuit diagram extract)
• Programme channel search cannot be called up.
• No start-up. Buzzing from speakers and working noise of PSU.
• Picture shifted horizontally. (+ extract of circuit diagram)
• Blank or green raster. Flyback lines. Faint picture or normal picture. (+ extract of circuit diagram)
• Line output stage TS7528 is defective. (+ extract of circuit diagram)
• Does not stop on stations.
• Production change to line drive. (with circuit diagram extract) (20GR105062R tip from PHILIPS)
• No audio.
• Slight foldover at upper part of picture if appliance is switched on when cold. Fault disappears after few minutes. (with circuit diagram extract) (20GR105062R PHILIPS repair tip)
• Stuck in hotel mode.
• Picture is mostly green with flyback lines after 10 secs from switch on.
• Line down middle of screen. (part of circuit diagram displayed)
• Quick hiccup. (extract of circuit diagram attached)
• No tuning bar when install button pressed and set not in hotel mode. (with circuit diagram extract)
• Unstable tuning.
• No colour.
• The fuse and the bridge diodes in the power supply blow.
• Cannot be programmed and search does not function. Only limited volume adjustable.
• Smeary, washed out picture with bent verticals. (picture attached)
• Line chirps intermittently. Appliance does not start. Only hum from loudspeakers. (20GR105062R tips)
• Distorted audio.
• Enable Hotel mode. Disable hotel mode.
• Comes on for a short time.
• Stored channels drift off tune briefly after switch on. Crackle in sound.
• Picture appears slowly.
• 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.
• No audio.
• No voltage from PSU, computer does not work. (with circuit diagram extract)
• PSU switches off with load at U95V. (picture attached)
• "Store" key does not work. (with circuit diagram extract)
• No colour.
• Colours flickers and disappears.
• The removal of leaded diodes. (picture attached)
• Difficult to tune programmes, stations shifted on tuning bar.
• How to switch OFF Hotel-Mode. (20GR105062R PHILIPS repair tip)
• Searches for channels continuously. (+ extract of circuit diagram)
• No freeze frame or intermittent freeze frame; no sound. (+ extract of circuit diagram)
• Horizontal oscillator adjustment procedure.
• Green picture.
• CRT types.
• Picture fails for a short time. (+ extract of circuit diagram)
• No audio. (service info for PHILIPS -20GR105062R)
• SIF DET adjustment procedure.
• Display goes to F1 a few seconds after switching the set on.
• No start up from cold and humming.
• Strongly distorted sound by low volume. (20GR105062R PHILIPS repair tip)
• Green picture with retrace lines. After a few restarts picture OK.
• The switched-mode power supply cannot be loaded. (PHILIPS - 20GR105062R information)
• Line output stage only starts up for a short time. (with circuit diagram extract)
• No sound. No picture. Faint motorboating noise.
• How to switch off Hotel-Mode. (service info for PHILIPS -20GR105062R)
• Line out of phase. Black band in centre of screen. No colour. (20GR105062R tip from PHILIPS)
• New IR receiver.
• No tuning or on screen tuning display.
• LED switches on then off immediately.
• Change of C2523.
• Skips channels during tuning. only on certain channels.
• No line output.
• Does not switch on, standby LED OK.
• How to de-activate Hotel-Mode.
• Replacing the EAROM. (picture attached)
• How to enter/exit HOTEL mode.
• Vertical collapse. (picture attached)
• Appliance will not switch on at times, but hums in the power supply section.
• Menu rolling. (with circuit diagram extract)
• Set does not retune or program etc
• Dead. Strange noises from PSU/ line output transformer. (picture attached) (service info for PHILIPS -20GR105062R)
• Poor sound, cannot be adjusted louder. When adjusting, sound cuts out. (extract of circuit diagram attached)
• Stops working every 2 or 3 hrs. Only starts again after switching off and on again.
• Settings do not stay in position.
• No picture. (picture attached)
• The TV cannot hold the picture.
• The tone (sound) tunes well, but the volume cannot be raised.
• Sound varies with picture content.
• Excessive green.
• Dead. Low frequency noise on sound.
• Stops at start up. (+ extract of circuit diagram)
• 95V available. 9V is only 5.2V. Slight buzzing from loudspeakers.
• No sound or raster. The 95V HT supply is present at the line output stage but there is no line drive. (picture attached)
• Line output transistor replacement.
• During picture changes sometimes a volume increase (plop) is heard. (picture attached)
• Power supply does not oscillate. (picture attached)
• Intermittent channel drift in UHF. Channel search OK. VHF OK.
• Tuning drifts. only on certain channels.
• No functions. Hum in loudspeaker. No LED lit.
• Line output transistor TR7528 fails at switch on.
• To improve performance with prerecorded cassettes. (with circuit diagram extract) (20GR105062R tip from PHILIPS)
• Line tearing and rope effect.
• No function. Standby LED flashes briefly. (picture attached)
• No function, starts up from standby, then goes out.
• Green screen and at other times no tuning. (+ extract of circuit diagram)
• Loosing colour during play-back of a video tape. (part of circuit diagram displayed)
• After switching on the CTV "EXT...1.2.3..." appears on the screen.
• Enable Hotel mode.
• Turns on automatically. No RC or front panel controls. (20GR105062R tips)
• No picture. No sound. Purring sound in loudspeaker. (picture attached)
• Microprocessor screening plate. (picture attached)
• Dead due to action of over voltage protection circuit.
• Colour sync adjustment procedure.
• Buzz in audio (intermittently). (part of circuit diagram displayed)
• Line transistor 7528 blows within 1 sec. (picture attached)
• Does not start up at once from cold.
• Colour disappears with VCR-scan (picture search). (+ extract of circuit diagram)
• Enter service mode.
• Low frequency noise on sound.
• Excessive HV. after a while.
• Vertical line. on the right half screen. (+ extract of circuit diagram)
• No picture (when cold). (PHILIPS - 20GR105062R information)
• Noise in sound. Mute does not function.
• Vertical amplitude cannot be fully adjusted, TXT lines can be seen. (picture attached)
• How to switch off Hotel-Mode:
• Crackling and popping in sound after a short time.
• No channel search. No OSD. (with circuit diagram extract)
• PSU peeps +95 is ca 0,8v
• No function at switch on from standby. Switches to LOCK (hotel) mode. (with circuit diagram extract)
• Cannot change tuning or stored settings. (with circuit diagram extract)
• Excessive brightness.
• Reduced horizontal size. (picture attached)
• No line output stage. (+ extract of circuit diagram) (20GR105062R PHILIPS repair tip)
• Set comes on in store lock mode. (part of circuit diagram displayed)
• Colours flicker and disappears.
• White balance adjustment. (20GR105062R PHILIPS repair tip)
• Volume varies. depending on picture content. (picture attached)
• Picture shifted to the left. intermittently. Line tearing. intermittently. (extract of circuit diagram attached)
• No frame or short frame. (part of circuit diagram displayed)
• Picture is poor with rippling on verticals. (picture attached)
• Change of C2523.
• Memory cannot be opened via "rhombus". Stored channels cannot be changed. (20GR105062R tip from PHILIPS)
• No regulation. (+ extract of circuit diagram) (20GR105062R tip from PHILIPS)
• Green picture. (part of circuit diagram displayed)
• Sometimes when turned on, green screen only with flyback lines, at other times no tuning and channel will not change. (with circuit diagram extract)
• Set goes accidentally into hotel mode.
• Dim picture with Hanover bars visible. (extract of circuit diagram attached)
• No transmitters to adjust and the sound is not controllable.
• Dead. Low level buzz from loudspeaker. (part of circuit diagram displayed)
• Memory content dropout at positions 4 and 5.
• Colours flickers and disappears. (service info for PHILIPS -20GR105062R)
• Green screen with flyback lines. Green oscillations. Noise as if HV leaky on picture tube base. (extract of circuit diagram attached)
• PSU check.
• No tuning. Impossible to change analog control adjustments (brightness, sound, etc.). (part of circuit diagram displayed)
• No picture. Audio OK .
• Streaks in picture. Picture pulls and rolls intermittently.
• Sound increases intermittently or "pops", especially during bright scenes. (part of circuit diagram displayed)
• No switch on. Low noise on sound. (extract of circuit diagram attached)
• No tuning, no remote volume control. (with circuit diagram extract)
• Difficult startup. Rattling sound from line output trafo.
• Connection of a loop system to the TV.
• Difficultly in tuning to correct position. (20GR105062R PHILIPS repair tip)
• Picture displays lines and strange foldover effect at centre.
• Sound varies with picture content.
• After replacement of the line output transistor BUT12, picture with trapezoid effect, BUT12 overheats and goes defective again. (part of circuit diagram displayed) (service info for PHILIPS -20GR105062R)
• Reluctant to start up from cold.
• White unmodulated raster. Picture missing. (+ extract of circuit diagram)
• Appliance can not be programmed. Search does not function. Only limited volume control. (20GR105062R PHILIPS repair tip)
• No tuning possible, F2 appears on bottom of picture and S1 on top.
• Right hand side of screen has a line.
• Intermittent colour.
• Tripping. (extract of circuit diagram attached)
• Set won't tune to high frequency channels and lower frequency channels appear to be higher. (picture attached)
• 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. (picture attached)
• Dead set. Tries to start.
• Blank raster. OSD OK .
• Fizzling sound from speakers at start-up and intermittently picture jagged. (20GR105062R tip from PHILIPS)
• Modification at line transformer position 5530. (+ extract of circuit diagram)
• To remove store/lock.
• Tuning drift, when it is hot the tuning is lost on channel change. (20GR105062R PHILIPS repair tip)
• No audio. (20GR105062R tip from PHILIPS)
• Stored channels are partially lost.
• No picture and sound. Low hum intermittently, no function.
• Programming unoperational. Limited sound adjustment possible.
• Picture only in two bars in upper screen section, the rest is dark. (+ extract of circuit diagram)
• Focus adjustment.
• Sound returns gradually after channel change. (with circuit diagram extract)
• Trips. at start-up (intermittently). (with circuit diagram extract)
• Red picture. Flyback lines.
• No audio.
• Colour amplitude and phase adjustment procedure.
• No +9V, line output stage is OK. (picture attached)
• The TV does not stop during the tuning phase.
• Defective IC7103 SV-production. (with circuit diagram extract) (20GR105062R tip from PHILIPS)
• Dark picture. Audio OK .
• Hotel Mode activates by itself. (with circuit diagram extract)
• To release hotel mode (child lock). (PHILIPS - 20GR105062R information)
• Store lock on the appliance.
• Rolling or jittering picture. (extract of circuit diagram attached)
• Low audio. (part of circuit diagram displayed)
• Skips channels during tuning. (picture attached)
• Secondary main power supply OK except +9V at 5.8V
• Noise in audio.
• Comes on in standby. When program button pressed standby lamp blinks then goes off.
• Spurious nonsense OSG. Goes to standby after 0.5-2hrs. Loss of tuning. (20GR105062R tip from PHILIPS)
• No start-up. intermittently.
• PSU does not start up, if appliance was switched off for a day. Appliance functions after short switch on/off. (extract of circuit diagram attached)
• Dead when switched on via mains switch. Though appliance is on, red LED flashes. Can be switched over to standby. If left in standby for 1 hour and then switched on via RC, functions.
• Volume change with great fluctuations in brightness. (picture attached) (PHILIPS - 20GR105062R information)
• Programme tuning difficulty, stations shifted on tuning bar. (+ extract of circuit diagram)
• Trips. (+ extract of circuit diagram)
• Wavy picture. on the right.
• Appliance is dead with standby LED flashing after a few seconds. (picture attached)
• Volume goes to max. No volume control. (20GR105062R tip from PHILIPS)
• Dead. At switch on the stand by LED flashes. (20GR105062R tips)
• Programme tuning difficulty. Stations has shifted on tuning bar.
• Blank raster. No audio. after a while. (extract of circuit diagram attached)
• Local controls inoperative.
• Intermittently dead. after start-up.
• Only some programs with snowy picture can be tuned and on band 1 missing some programs. (+ extract of circuit diagram)
• Does not regulate +95V.
• Line output stage does not function.
• No HV.
• Humming, motor noise and other unusual noises. Normal picture.
• Height excessive. Defective linearity. Field blanking. (part of circuit diagram displayed)
• Hums softly. (picture attached)
• Poor synchronisation. (extract of circuit diagram attached)
• Only half a picture. (part of circuit diagram displayed)
• +9V supply modification. (with circuit diagram extract)
• Dark picture.
• No functions. when cold.
• To put into hotel mode.
• Two lines going around. (with circuit diagram extract)
• Dim picture with Hanover bars.
• Dead. Only standby-LED works. Responds to TURN ON command, but no image and no sound.
• Field collapse normally with blank picture. (part of circuit diagram displayed)
• Vertical roll. (+ extract of circuit diagram)
• Memory loss. (extract of circuit diagram attached) (20GR105062R tip from PHILIPS)
• Unstable tuning.
• Switches off by itself. after a while. (part of circuit diagram displayed)
• Initial volume level is higher than maximum Hotel mode setting.
• Chopper inoperative. (with circuit diagram extract)
• Drive for high voltage missing. (+ extract of circuit diagram) (service info for PHILIPS -20GR105062R)
• No operation.
• Green raster. Faint picture. Flyback lines.
• Vertical oscillator adjustment procedure.
• Horizontal white line.
• Frame has shifted sideways. Appliance whistles and does not oscillate correctly. (with circuit diagram extract)
• Initial volume level is higher than maximum Hotel mode setting.
• Intermittently narrow picture, but corrects itself shortly after.
• Standby just pulsing. (service info for PHILIPS -20GR105062R)
• Standby LED lights up and switches off at power on. Appliance will not start up.
• Intermittently no picture and sound at switch on. Buzz from speaker. (+ extract of circuit diagram)
• Tuning drifts. (part of circuit diagram displayed)
• Does not start up. Light buzz from loudspeaker. Standby LED produces one brief blink.
• Poor reproduction of copy protected tapes. (+ extract of circuit diagram)
• Replacement of surface mounted diode 6637. (extract of circuit diagram attached) (20GR105062R tip from PHILIPS)
• No function. Standby-LED lights up. Appliance switches on but no picture or sound.
• Picture shifts. (part of circuit diagram displayed)
• Lines across top of picture about 8" in first 100 lines. (+ extract of circuit diagram)
• Hazy flickering picture at top. (with circuit diagram extract)
• Intermittently dead. (+ extract of circuit diagram)
• Change of C2523. (20GR105062R tip from PHILIPS)
• No picture. No sound. Switching on and off from Standby OK. (PHILIPS - 20GR105062R information)
• No picture. TXT OK . (part of circuit diagram displayed)
• Whistling. (20GR105062R tip from PHILIPS)
• New infra red receiver.
• No picture, sound ok but on turning up A1 control, frame collapse. (extract of circuit diagram attached)
• Poor synchronisation. when cold. (with circuit diagram extract)
• Stuck in standby. (part of circuit diagram displayed)
• Unstable tuning.
• Blown chopper. (part of circuit diagram displayed)
• Automatic fine tuning (AFT) field alignment procedure.
• Vertical size varies. intermittently.
• Doesn't store stations correctly.
• No or intermittent start-up. (with circuit diagram extract)
• Dead. Only hum from speakers. (part of circuit diagram displayed)
• Horizontal hold adjustment procedure.
• No functions. Standby LED flashes. Relay switches to ON.
• Service manual correction. (extract of circuit diagram attached)
• Green screen with flyback line. No picture. OSD OK.
• Modification introduced to +9V supply.
• Green picture. after warm-up. Lines in picture. after warm-up. Does not change channels.
• No sound or picture. Low hum from speaker. (+ extract of circuit diagram)
• Line output transistor fails repeatedly. (with circuit diagram extract)
• Slow hiccup (+ extract of circuit diagram)
• Line output transistor running hot. (extract of circuit diagram attached)
• Sound motorboating when cold. (with circuit diagram extract)
• Intermittent green picture, channels cannot be programmed. (extract of circuit diagram attached)
• Appliance hums slightly (no speaker) horizontal end stage and power supply transistor are ok. Unfortunately no service instructions available.
• Picture centering has shifted horizontally. No OSD. (PHILIPS - 20GR105062R information)
• Green picture after few hours, intermittently fault disappears for short while when switching from a station to another. Strange characters in OSD.
• Search jumps on UHF.
• Lines on picture after approx one hour. It consists of a band of bright white lines about two inches wide. (picture attached)
• Slow start up of power supply. (extract of circuit diagram attached) (20GR105062R PHILIPS repair tip)
• Tuning menu can not be called. All other functions OK.
• Unable to retune set or set analogue levels. Store-lock option may be on "Hotel mode".
• No power supply start up in loaded condition (eg. with lamp).
• No vertical deflection. (with circuit diagram extract)
• Control panel cover.
• No start-up. Standby LED flashes .
• No tuning. (extract of circuit diagram attached)
• Initial volume level is higher than maximum hotel mode setting. (20GR105062R PHILIPS repair tip)
• Print with linearity coil pos. 5800.
• Unable to tune or set volume in Prefix mode.
• Volume can't be tuned down. No tuning with RC. (part of circuit diagram displayed)
• Picture is faint with hanover bars. (part of circuit diagram displayed)
• No functions. after start-up (intermittently).
• LED flashes once, then gurgles. (part of circuit diagram displayed) (PHILIPS - 20GR105062R information)
• Error codes.
• Whistling from PSU. (picture attached)
• LED does not flash. Slight buzz in appliance. (part of circuit diagram displayed)
• No colour.
• Bell filter adjustment procedure.
• No switch on. Weak whistling noise from PSU. LED is OFF.
• No voltage from PSU. (extract of circuit diagram attached)
• Description of SMPS. (with circuit diagram extract)
• Does not switch on. LED is lit in standby. If appliance is switched on with RC, LED switches off.
• Vertical vibration in cold condition of set.
• Line tearing. on lower half screen. (picture attached)
• Green picture.
• Programs and PP-settings cannot be changed.
• Sound varies with picture content.
• Intermittent colour. (service info for PHILIPS -20GR105062R)
• Excessive horizontal size.
• Loud chriping after switch on. It becomes lower after a short time.
• Unstable tuning.
• Picture passes out in the centre.
• Won't tune a new channel. Won't activate store function. Picture OK. Sound OK.
• Line tearing, especially with bright scences. (+ extract of circuit diagram)