CS8826 ICC335 / PATHEMARCONI [TV]

• Trapezoid picture.
• No sound or picture. Display ok.
• FBT whistles and BU 208D blows with BU806.
• Variation of frame stability or intermittent pulsating.
• Picture is shifted to bottom of screen. (PATHEMARCONI - CS8826 information)
• No regulation of TP05.
• Insufficient line amplitude.
• Remains in standby. No regulation. 110V ok.
• No start-up.
• No start up. Stand-by LED is on.
• Line BU cuts out after a week or more. 143V ok, CTV works normally.
• Weak distorted sound. Fault is on board AM3201.
• E/W cushion problem, LG02 becomes burning hot. (CS8826 tips)
• Value of RP14.
• E/W pincushion cannot be regulated correctly.
• The whole of the screen is purple.
• Insufficient width. Raster fault.
• Scarcely any brightness.
• No muting.
• The height and width are not sufficient. Power supply is defective.
• LG02 heats up. U4 At 250V. Everything has been changed.
• Blurry picture.
• Display flashes, no HT on tube. When unsoldering pin 7 from flyback transformer, horizontal white bar and frying noise.
• Fuse FP01 blows after one or two days.
• Severe echo on picture.
• The picture can hardly be seen. The signal is incorrect on 23/MTS4000.
• No light.
• Scanning problem. Vertical line on the screen. Voltages: U1 145V, U2 12.5V, U3 18V, U4 85V, U5 7V. After 5 minutes, smoke from LG02.
• Noise from line transformer and flyback lines.
• BU208D only holds for 2 months.
• How to store channels. (CS8826 tip from PATHEMARCONI)
• Reduced picture then total fault with display. After changing TL02 and RP14, functions for 3 hrs then TL02 blows again with FP02. RP14 ok.
• No function and no display. The very high voltage starts up by short circuiting TP21.
• No E/W correction. Picture is too large.
• Picture becomes dark or occasionally purple.
• Lacks width and flyback line.
• No sound at all but the BF amplifier is correct.
• TL01 blows.
• Intermittently dark screen, also in RGB. Sound ok. (CS8826 tip from PATHEMARCONI)
• The appliance starts up one time out of three. If the start up is ok, the line transformer crackles and RL25 burns out at once.
• No 24V voltage or picture at the bottom of the screen. (CS8826 tip from PATHEMARCONI)
• Line amplitude is too weak and the lines are wavy.
• Stuck in standby.
• PSU and display are pulsating.
• No vertical scanning. Visible line scanning.
• Front panel LED flickers at switch on.
• Value of safety resistor RF14 on HT line.
• The top part of the picture has shifted.
• Interference lines at top of screen.
• No vertical deflection.
• Horizontal tearing only in scart. IV03, IV03, CV63 have been replaced. E/W cushions are ok. The fault occurs especially if the picture contains a lot of white.
• No 7V (U5), HF or display.
• RL 18 (3.9K) burns out after working for a few seconds. THT starts up, but however is insufficient.
• Very bright screen with flyback lines after 5 minutes operation.
• TL02 (BU208D) has a short circuit (double pulse). (CS8826 tips)
• No audio. No picture.
• E/W fault.
• Vertical shift and slight foldover at top of picture. Goes into safety when vertical adjustment and alignment are used. (CS8826 PATHEMARCONI repair tip)
• The appliance hums and the picture shrinks.
• The appliance hums and the picture shrinks. (CS8826 PATHEMARCONI repair tip)
• No EHT but display present.
• Flyback transformer whistles. Line- and raster scanning sometimes fail.
• Height and width fault. The U1 voltage is incorrect.
• Line spacing at top of screen which goes downwards when TV is left on.
• No EHT, voltages ok. No drive on base of line transistor.
• Raster problem. Picture shifted to the top of the screen. Poor vertical synchronisation. ESM 740 ok, 21V ok, DL20 ok. It is impossible to adjust the appliance.
• Picture with one predominant colour even in black and white.
• Video is very poor. Picture is hardly visible.
• How to change a deflector which is glued in place on 4 points on the CRT. (PATHEMARCONI - CS8826 information)
• Red colour appears faintly for an instant. Flyback lines.
• Picture out of alignment towards the top.
• No regulation.
• Vertical interference bands appear on both sides of the screen.
• No function, no display. (CS8826 tip from PATHEMARCONI)
• Stereo models with amplifier card with transistors are very weak on a single output. Control must be at max to just to be able to hear. Audio outputs are ok on scart socket.
• No sound or picture. EHT is correct.
• Green screen and flyback line.
• No picture but rainbow on both sides of screen. Sound ok.
• Line desynchronisation of the picture after a moment.
• Excessive height. Amplifier can be adjusted but vertical alignment does not allow correct positioning of picture in order to increase its size.
• Channel storage inactive. Keeps on returning to the previously adjusted channel.
• Picture folds down. Slight width fault.
• Blue stain at bottom left of screen. Impossible to remove by external degaussing.
• The picture shifts towards the right.
• No Y signal.
• No sound or picture. Scanning and display are ok.
• Picture content does not change when changing channel.
• Display and power supply pulsate.
• When light and contrast are high the picture is still too dark. When they are at a middle value, there is no picture.
• Interwoven lines at the top of the screen.
• Picture is too wide. No East/West correction.
• When the G2 is pressed an E/W fault occurs.
• No vertical scanning. TED01 makes a whistling noise. Smoke coming from a coil with a core on the FBT.
• No picture or snow. Black screen. Sound OK. Everything OK when connecting a VCR via scart.
• Little or no video.
• Brightness and contrast are weak. Crushing on peak whites.
• Remains in stand by. RP14 is defective.
• The picture shifts towards the top of the screen.
• Fuse blows after 1 or 2 days.
• E/W cushion problem. (CS8826 tip from PATHEMARCONI)
• Eliminating a possible BF humming.
• Panel faults. The functions are the wrong way round, eg sound instead of light. After replacing the IC, everything is ok but functions at maximum for 2 months.
• Goes into protection every second.
• Occasionally no sound or picture and the memory is erased. The RAM functions correctly. (CS8826 tip from PATHEMARCONI)
• Incorrect line centering and there is a black band on the right of the screen.
• Insufficient width with flyback lines.
• No picture or sound. Display ok. (CS8826 tips)
• 1400V on line BU which blows after a few secs.
• Appliance will not start up. Stand by light is on.
• The picture is dark and faded.
• The raster occasionally cuts out.
• TL02 (BU208D) and H8 = 1300v have a short. No 1000V voltage.
• Line BU blows at start up. E/W, TDA 4610 OK.
• Poor raster synchronisation.
• No 24V or picture at the bottom of the screen.
• Insufficient E/W correction.
• The picture flickers.
• TP01 (BU807) becomes hot and shorts.
• Flyback lines and the screen is red.
• After repositioning of frame, picture is shifted towards bottom with excessive line width. Black bars on picture. (service info for PATHEMARCONI -CS8826)
• TP01 BU807 heats up and short circuits.
• Severe hum in loudspeaker during a programme and via scart. Voltages and loudspeakers ok.
• No sound or picture. Very high voltage is correct.
• When switched on picture is half the size vertically, small black lines over the whole of the screen then little by little everything returns to normal in about one min.
• All the secondary voltages of the line stage transformer are lower than normal.
• Sound is ok. No picture, tube filament is not supplied with power.
• Complete shift towards bottom of frame. No picture. When RL52 is removed, reduced picture at bottom of screen.
• LG02 heats up. Picture OK. (PATHEMARCONI - CS8826 information)
• Black bar at bottom of screen.
• No picture at the top part of the screen.
• There are traces of red, but no real red colour.
• The channels run through backwards.
• PSU pulsates.
• Noisy signal in LF.
• The appliance is locked in stand-by.
• White screen with flyback lines. FBT ok, smoke from RP17 in 21V. (service info for PATHEMARCONI -CS8826)
• No contrast or light.
• E/W fault. PG01 MINI. PG02, PG03 do not function. PG01 in normal position. Power supply trips. Abnormal voltage on TDA4610 pin 3 (25V instead of 9.5V).
• Picture correct but shifted towards top of screen. Impossible to correct with vertical position control. Picture compression when insisting on using this control and 5cm missing at bottom of screen.
• The picture amplitude is too high.
• Display flickers at start up. FBT tries to establish itself but trips regularly. Fault seems to be caused by incorrect vertical sync. FBT ok.
• Vertical scanning is defective. Scanning on half of the screen. Synchronisation is defective.
• The appliance cuts out. Half of the picture appears if the safety is mode is removed.
• Black bar at the bottom of the picture and unstable raster.
• Picture with long horizontal streaks according to the content.
• Screen is very blurred with a rainbow effect but without picture. Frame line scans to the outside of the screen.
• The appliance goes into safety mode.
• Little contrast and light. (CS8826 PATHEMARCONI repair tip)
• The screen is multi-coloured and the quality is incorrect.
• Very bright horizontal bar measuring a few cms with sharp whistling.
• The sound hums if the low pitch is raised.
• Shrill noise and unstable raster.
• Varicap voltage does not vary and remains at 33V. (CS8826 tip from PATHEMARCONI)
• Safety resistor RL51 burns and resistor (39R/2W) gets very hot.
• Green screen and flyback line.
• The battery power supply.
• E/W fault. EHT tripping.
• Variation of brightness everywhere but on the test pattern. (PATHEMARCONI - CS8826 information)
• Model C63 PMC4. Inverted function of keyboard keys. There is sound in the place of search. Replace IC HD44860 A27.
• The appliance does not work in LL. (CS8826 PATHEMARCONI repair tip)
• Secondary voltage and EHT low. HT voltage pulsates quickly, slight picture appears, EHT ok, BU command ok, without a load pulsating follows when loaded. At start up RP14 and DG05 are defective.
• E/W cushion fault. PG01, PG02 and PG03 do not work.
• The top part of the picture is too bright.
• FP02 blows, TP18 defective. If you under supply TV whistles and U3 (21V) = 34V. No BU base command signal.
• BU208D and RP14 blown at switch on.
• Height and width fault and there is no adjustment possible.
• RP14 burnt and B208D defective. RP14 is defective.
• E/W pincushion distortion.
• Transistor TP01 (BU806) overheats. Defective in 1 hr, however 145V ok and regulation seems ok.
• Insufficient line amplitude. Picture bleeding at top.
• Correct operation but the top half of the picture is fuzzy after a divergence of the colour beams.
• Difficulties tuning channels. Dotted chroma and sound is poor and low. Ok in scart. (PATHEMARCONI - CS8826 information)
• PR1 scrolls continually on display. No sound or picture but brightness OK. No RCU or control panel functions.
• E/W amplifier problem. Coil heats up extremely. When TDA4610 is changed line amplitude is normal and LG02 does not heat up.
• Harsh noise and the rasters are unstable.
• Noise signal in low frequency.
• The line amplitude is too weak and the lines are wavy.
• The screen is white.
• Picture shifts upwards in the screen.
• Lack of brightness. (CS8826 PATHEMARCONI repair tip)
• Sound not synchronized with picture. (CS8826 tip from PATHEMARCONI)
• Line centralization is incorrect and black bar on right side of screen.
• White screen with flyback lines. Sound is correct.
• BU208D goes into short circuit. The display on the front flashes. The FBT, CL12, CL03 and the BU806 have been changed.
• The transformer VHT whistles. Intermittent line and raster scanning.
• No picture scanning.
• RP14 and BU 208 D blow at start up after operating normally for a fortnight.
• The screen is continuously scanned.
• Torn picture at the top and bottom parts of the screen.
• E/W pincushion problem. LG02 gets burning hot.
• The appliance will not start up.
• Tuning problem.
• No contrast possible.
• RP14 cuts out occasionally.
• Faulty characters/segments on display.
• No contrast. (CS8826 tip from PATHEMARCONI)
• The FP02 fuse blows at switch on and TP01 (BU806) short circuits. TP01/02/04/05/06 and DPT42/43/12 have been changed. Same fault occurs and occasionally the TV starts up well.
• At switch on channel no. appears but no HT noise. It takes approx 30 secs for sound and picture to come. Then everything is ok.
• Continuous noise for approx one hour. Everything else ok, brightness, contrast, etc. Noise is strong enough to disturb listening.
• Irregular white band in middle of screen. EHT whistling.
• Two horizontal zones moving slowly (as if connected to a mains induction) and which produce a Venetian blind effect.
• Variation of the shade.