CP110 / EKCO [TV (chassis)]

• No brightness. intermittently.
• Tearing or waves in picture when connecting the TV. Error present even after warm up. (part of circuit diagram displayed)
• Black lines in picture, E/W fault, rattling sound from high voltage area.
• Edging becomes blurry when subtitles in picture.
• No picture. Sound hiccups and pops. After some time functions normal again.
• Wavy verticals. (extract of circuit diagram attached)
• Blue picture (intermittently).
• No picture. intermittently. (extract of circuit diagram attached)
• Intermittently line transistor shorts. (picture attached)
• No colour. (with circuit diagram extract)
• Back-up battery symptoms after replacing memory. (+ extract of circuit diagram)
• Horizontal foldover.
• Later chassis, no picture when first switched on. (picture attached)
• Poor audio.
• No horizontal deflection. (with circuit diagram extract)
• Switches off at random or white picture for a short time. (+ extract of circuit diagram)
• Cycles on/off (when cold).
• All horizontal and vertical lines tear in a wavy manner. (+ extract of circuit diagram)
• Erratic chroma with VCR particularly on special effects. (extract of circuit diagram attached)
• No or intermittent picture. Knock sensitive. (part of circuit diagram displayed)
• No start up. No display or PSU clicks and display pumps. Hit by lightning. (extract of circuit diagram attached)
• Dark picture. after a while.
• Repeatedly cuts out for a short time when cold. (part of circuit diagram displayed)
• Unstable varicap voltage. (picture attached) (CP110 tips)
• Vertical outline drift.
• Tripping. (+ extract of circuit diagram)
• Picture is visible but there is a white veil over screen. Sound OK.
• Interference in picture when aerial is touched or when appliance is touched. (extract of circuit diagram attached)
• Occasionally the channel has been erased from the memory, completely at random and in the space of a few weeks. Channel resetting has no problems at all. (with circuit diagram extract) (CP110 EKCO repair tip)
• Black screen. Cracking from EHT. White points on screen. (+ extract of circuit diagram)
• No raster. Audio OK . (part of circuit diagram displayed)
• Vertical picture shift towards left side. (with circuit diagram extract)
• "88" on display at switch on. LED lights.
• Vertical lines serrated on all 5cm's. Sometimes switches off. (+ extract of circuit diagram)
• Starts up with a click when cold. Distorted picture during 1 min. Picture flickers. (extract of circuit diagram attached)
• Fails occasionally. Display is then dark and after mains switch is switched off then on again, runs perfectly again. (service info for EKCO -CP110)
• No RC functions.
• Stripes in picture. Knock sensitive. (+ extract of circuit diagram)
• Distorted picture. No synchronisation (when cold). (+ extract of circuit diagram)
• No sound. Faint picture caused by lightning. (extract of circuit diagram attached)
• Power supply blown or does not operate; BUT11AF failure. (extract of circuit diagram attached)
• Flashing picture. (+ extract of circuit diagram) (EKCO - CP110 information)
• No sound. Dark picture. F1 on display. (picture attached)
• Blue picture (after warm-up). (service info for EKCO -CP110)
• Attempts to start up for a second, display shows ''1'' then letter ''E'' and no start-up.
• Picture turns from white to black (when cold). (+ extract of circuit diagram) (service info for EKCO -CP110)
• Intermittent foldover if brightness is too high. (+ extract of circuit diagram)
• Arcing. after a few seconds.
• Swirling lines across screen. Does not stop in AUTO SEARCH when channel found. (with circuit diagram extract)
• 5V problem, point 42 processor 4.7V is insufficient. The processor does anything. 8.5V on the collector of 7727 is ok. (part of circuit diagram displayed)
• Fuse 1653 blown. (part of circuit diagram displayed)
• No picture. Display lights up. (extract of circuit diagram attached)
• No start-up or no picture. Faltering sound.
• Blue picture. Flyback lines. (picture attached)
• No picture. at bottom. (picture attached) (service info for EKCO -CP110)
• S shape picture.
• When switched on TV starts up correctly. When it goes into standby it switches off completely. When switched on again it starts up again for approx 3 secs then switches off completely. No light is lit.
• No audio. after a while. Hum in audio. in standby. (picture attached)
• No colours in SECAM. (+ extract of circuit diagram)
• Loses sound from memory when TV switched off by the switch. (+ extract of circuit diagram)
• When switching on TV it moves frequency. Also sometimes previously memorised channel is missing.
• PSU not oscillating. (+ extract of circuit diagram)
• BUT11AF failed. (part of circuit diagram displayed)
• No contrast control. No brightness control. (with circuit diagram extract)
• Switches off preceded by varying HT supply. (picture attached)
• No preset levels. Nonsense in display.
• Switches to standby. at start-up. (picture attached)
• Vertical ondulation of the picture. (with circuit diagram extract)
• No picture when switching on. After about 15 minutes the picture appears slowly, but contrast is poor (and hardly adjustable). Various supplied voltages are present. (+ extract of circuit diagram)
• Knock sensitive. Interference in picture. (picture attached)
• Wavy picture. (picture attached)
• At switch on channel no. displayed then goes into -E-. Impossible to change channels, OK in video. (CP110 EKCO repair tip)
• Picture flickers at high contrast. (+ extract of circuit diagram)
• Waves permanently on verticals with test picture or on picture. (picture attached)
• Appliance hiccups (only with white screen during playback). (picture attached) (EKCO - CP110 information)
• No channel search. (with circuit diagram extract)
• Teletext problem with photo-CD. (CP110 tips)
• No picture. No HT sound. Display OK. (picture attached)
• Vertical waves, frizzy lines. (extract of circuit diagram attached) (CP110 tip from EKCO)
• Starts up with grainy and unsynchronised picture.
• No picture. OK after a while . (with circuit diagram extract)
• 3 mins after start up, the picture turns blue with horizontal white lines then after everything returns to normal. (extract of circuit diagram attached)
• Starts up at switch on but just as the picture begins to appear the appliance flashes on and off quite violently but irregularly.
• Snow in picture when chassis is tapped.
• Streaked picture at start-up.
• BU508A defective. (extract of circuit diagram attached)
• Power supply defective. (EKCO - CP110 information)
• Green, bright flyback line. (with circuit diagram extract)
• Erratic start-up.
• No TXT. (+ extract of circuit diagram)
• Reduced brightness and line ripple. (+ extract of circuit diagram)
• Does not switch to standby. intermittently.
• BUT11 burnt. (part of circuit diagram displayed)
• Height and width decreased with lower half darker. Display shows "88". Faint raster. (extract of circuit diagram attached)
• Faint noise at switch on. (picture attached)
• Frizzy line on picture. (extract of circuit diagram attached) (CP110 EKCO repair tip)
• No red. When knocking on TV, screen becomes red and no picture. (picture attached)
• At high contrast, at bright picture sections, horizontal, fine lines. (extract of circuit diagram attached)
• No raster, EHT and heaters ok. (part of circuit diagram displayed)
• Vertical lines show bleeding effect, especially after switch on. (part of circuit diagram displayed)
• Intermittently chopper transistor fails. (with circuit diagram extract)
• Reduced vertical size. Vertical foldover. (extract of circuit diagram attached) (EKCO - CP110 information)
• Flashes green for a few minutes when switched on. (+ extract of circuit diagram)
• Vertical black lines in picture when in EXT1 mode. (part of circuit diagram displayed)
• Tripping. intermittently. (with circuit diagram extract)
• Intermittent output from power supply low and pulsing.
• No picture (intermittent/intermittently). Picture disappears and screen is white after appliance switches off for a moment.
• Intermittently cuts out then starts up again and flashes. (CP110 EKCO repair tip)
• Poor horizontal scanning, like "teeth " to left and right side of picture. (with circuit diagram extract)
• Slow start-up. (picture attached)
• 7619 heats up. (part of circuit diagram displayed)
• Repeated failure of the supply. (picture attached)
• Picture rolls. (+ extract of circuit diagram)
• Black screen with sound. If it is switched off and on again with mains switch, sometimes white screen with flyback lines. (+ extract of circuit diagram) (EKCO - CP110 information)
• White stripe on left. (with circuit diagram extract)
• Short picture breaks (white picture).
• Microprocessor screening plate. (picture attached)
• Sound and picture pulsate, appliance cuts out for a minute then works normally. Breakdown especially when cold. Pulsing every two seconds.
• No video after heating up for 1 to 2 hours. (with circuit diagram extract) (service info for EKCO -CP110)
• BU508 S/C. (part of circuit diagram displayed)
• Picture jitters. intermittently.
• Pulsates and whistling, display lit but no picture. (+ extract of circuit diagram)
• Appliance switches off intermittently with flashes. Sometimes channels switch over to PAL.
• Noise in picture, horizontal lines. Whistle sound in standby.
• Dark screen, normal sound when switched on. Picture appears after 2 to 3 mins.
• After 5 mins impossible to change channel from the RC or front panel. Occasionally display goes off.
• Pulsating picture. (picture attached)
• Line time base/video/high frequency fault. (picture attached)
• Intermittent arcing noise with loss of adjustments or goes into PAL or cuts out without the standby light. (part of circuit diagram displayed)
• Frizzy lines from top to bottom of picture. (with circuit diagram extract)
• Flashes cyan after warming up. (extract of circuit diagram attached)
• LED goes off after 10 mins in standby. TV will not start up again but does so when cold. (part of circuit diagram displayed)
• Identification of teletext decoder through microprocessor.
• Dead. F1 on display. (with circuit diagram extract)
• Picture remains dark. Contrast, brightness and colour controls ok. (extract of circuit diagram attached)
• Extremely strong howl in sound. "E1" appears on display.
• How to increase safety range. (extract of circuit diagram attached)
• No red. No blue. (with circuit diagram extract)
• No front panel function. No RC functions. after a few minutes.
• Image is overcontrolled or not standing still.
• Snowy screen. No RC or front controls. Standby LED and display switched off. Sound and picture ok when restarting TV. (+ extract of circuit diagram)
• Intermittent loss of power, picture going off for a split sec and display flickers.
• No button operation. (picture attached)
• No RC functions. Other functions OK . (with circuit diagram extract)
• Corrugated verticals. (picture attached)
• Picture bends inwards. (with circuit diagram extract)
• Distorted audio.
• Height changes with temperature - picture becomes longer.
• Dotted lines (dashes) flying around on picture--ragged (extract of circuit diagram attached)
• Horizontal scanning in middle of screen (foldover) with blurred stripes. (picture attached)
• Strong chirping noise in line transformer. (with circuit diagram extract)
• Hiccups when brightness is high. (EKCO - CP110 information)
• Memory loss only on channel numbers 1, 2, 3. All other functions are correct. (picture attached)
• Right side of picture becomes narrower.
• Vertical lines are jittering, reacting on mains voltage.
• No picture, high pitch noise before failure. (extract of circuit diagram attached)
• No start up. F1 displayed. (picture attached)
• Contrast and brightness cannot be adjusted after a while, picture becomes darker.
• Vertical foldover at bottom. (part of circuit diagram displayed)
• Weird noises on channels (like EHT flashovers). (+ extract of circuit diagram)
• Blank picture for up to 1/2 an hour. (+ extract of circuit diagram)
• No picture. Audio OK . (extract of circuit diagram attached)
• Line tearing. (+ extract of circuit diagram)
• No colour via tuner. Colour buttons do not work. Functions well in RGB via scart.
• Picture flickers (darkens 3 times per second approx). (CP110 tips)
• Blows line BU. (CP110 tips)
• No functions. (with circuit diagram extract)
• Negative picture with black smear on sides of pictures.
• Low contrast in picture, impossible to adjust contrast. No sound intermittently. (picture attached)
• E/W distortion. Picture squashed vertically. Poor synchronization. (+ extract of circuit diagram)
• PSU pulsates when cold for 1min then picture and sound return.
• Screen flashes at start up or intermittently. Then either shuts down without standby or loses all channels or switches to PAL. (extract of circuit diagram attached)
• Switches to protection mode (intermittently). (picture attached)
• Trips. at start-up.
• Picture has flashing line across. (+ extract of circuit diagram)
• Colour spots in flat square picture tubes.
• Low brightness and line ripple. (part of circuit diagram displayed)
• Poor RC sensitivity. (picture attached)
• 140V is 50V.
• No vertical synchronisation.
• Flashing picture. when cold. (+ extract of circuit diagram)
• Black screen. Sound OK. Vertical line on centre of screen when switching off with mains switch.
• Intermittently picture collapse. PSU switches off for a short time. (part of circuit diagram displayed)
• Fuse (1.6) in the power supply blows instantly.
• Smoke from R3628 (6.8R). (extract of circuit diagram attached)
• No vertical deflection. Line in the middle of frame which does not reach edges.
• Power supply blows up.
• Head does not stop.
• Sawtooth picture especially when cold. (extract of circuit diagram attached)
• Black and white picture with no sound at power up. After adjusting colour and sound on front panel, quick flash and program memory is lost. (+ extract of circuit diagram) (CP110 tips)
• Blue screen. Flyback lines. Fault occurs intermittently. .
• Channel 39 is unstable. (part of circuit diagram displayed)
• PSU blown after implementation of modification. (CP110 tip from EKCO)
• Vertical lines. Switches off by itself. intermittently. (picture attached)
• Value of resistor R3628 and type of transistor 7930.
• Slow to start up 20-30 mins, squealing from line stage. (+ extract of circuit diagram)
• Whites very faded, very grey. Functions OK.
• Occasionally there are breaks in the luminance. (picture attached)
• Picture is poor in the beginning, first 2 minutes as if the picture tube is defective. (picture attached)
• Dead or very poor power regulation. (extract of circuit diagram attached)
• Does not tune any station, scanning available but does not stop on any station cause signal is missing. (extract of circuit diagram attached)
• Occasionally the picture pulls. (with circuit diagram extract)
• PSU defective. BUT11 S/C, mains rectifiers and TEA1039 faulty. (part of circuit diagram displayed)
• Tuning drifts. (+ extract of circuit diagram)
• Horizontal pulling of picture with considerable change in brightness. (picture attached)
• Line transformer (BU508AF) blown repeatedly at start up. When it blows a noise is heard like arcing in line transformer. (part of circuit diagram displayed)
• No audio. after start-up.
• Reduced height and non linear. Scan at bottom half is missing. (+ extract of circuit diagram)
• Microcomputers and screening plate.
• Picture tearing and loss of vertical sync. Tends to improve when hot.
• Blue picture. when changing channels.
• E/W fault. (+ extract of circuit diagram)
• Oscillations in picture, horizontal stripes and oscillations. (picture attached) (EKCO - CP110 information)
• Picture disturbed by a wave visible along the human contours. (+ extract of circuit diagram)
• Picture crackling, mostly when cold.
• Standby does not function, picture remains, sound mutes and standby LED comes on. (part of circuit diagram displayed)
• Blurry picture. Noise in audio.
• After playing a few days the fuse blows, the transistor is then defective. The fault occurs in standby. Appliance switches off after a while. (+ extract of circuit diagram)
• No contrast. intermittently. (with circuit diagram extract)
• Replacing control IC7840. (+ extract of circuit diagram)
• No raster for 5 mins. (picture attached)
• Arcing between pin 7 of line transistor and ground.
• Volume varies. (with circuit diagram extract)
• Screen is completely blue with white flyback lines when warm. (CP110 tip from EKCO)
• Connection of a loop system to TV.
• Loud audio (intermittently). (extract of circuit diagram attached)
• Vertical waving of lines for approx 2 mins. (extract of circuit diagram attached)
• Disable hotel mode.
• 5cm missing in lower part of picture. (+ extract of circuit diagram)
• PSU output voltages very low.
• Intermittent audio. No start-up. intermittently. (with circuit diagram extract)
• At switch on picture is missing. Contrast builds up slowly over about an hour. (+ extract of circuit diagram)
• No channels. intermittently.
• Excessive horizontal size. E/W fault.
• Dead. (extract of circuit diagram attached)
• It takes the picture long time to appear and when it does, there is poor contrast. Sound OK. (with circuit diagram extract)
• No picture when cold. When warmed up, dotted lines appear and vertical deflection is reduced at the bottom. TV works OK after a few mins. (service info for EKCO -CP110)
• Power supply is destroyed when appliance is left in standby. (part of circuit diagram displayed)
• Significant shifting of picture and black band on the left side of the screen. (picture attached)
• Waves in picture.
• No audio. via speakers.
• Poor contrast, reduced width with ripples down picture. (with circuit diagram extract) (EKCO - CP110 information)
• Curling on the line.
• Blows fuse. at start-up.
• After operating normally for a short time some channels disappear. Frequency slip.
• Safety test after repair.
• U743 tuner replacement. (EKCO - CP110 information)
• No or intermittent start-up. (picture attached)
• Poor sound when volume increased. At switch on numerical display lights up and channel change OK. 30 mins later everything returns to normal. (with circuit diagram extract)
• Noise in audio. intermittently.
• Hum on B/G standard. (CP110 tip from EKCO)
• No start-up. (picture attached)
• No channel and no colour when switching off then on with main switch after channel programming.
• PSU output voltage very high. (with circuit diagram extract)
• Starts up correctly and switches off with squeaking then LED switches off.
• No start-up. Standby LED flashes . (with circuit diagram extract)
• No sound in IF, except when pressing volume ± button. (picture attached)
• Special settings do not remain in memory.
• No functions. Display flashes .
• All settings are lost at start up via On/Off switch. (part of circuit diagram displayed)
• No audio. when cold.
• Intermittently flash. System LED flashes but TV does not stop completely.
• Waves in picture (in verticals, therefore, horizontal fault). (extract of circuit diagram attached)
• No picture. Lines in picture. intermittently. Audio OK .
• No picture, contrast up volts on TDA3562 stuck at 1.5V approx. (extract of circuit diagram attached)
• No picture. on upper half screen. (picture attached)
• Reduced horizontal size. (with circuit diagram extract)
• Line collapses to 2". Dull raster. (+ extract of circuit diagram) (EKCO - CP110 information)
• Starts up, switches off and starts up again spontaneously or memory loss or sound howling.
• Tube arcing at switch on and switch off. (with circuit diagram extract)
• White screen, no sound. No pretuned channel switchover. (extract of circuit diagram attached)
• No picture or sound at start up. OK after approx 15 mins. (picture attached)
• No tuning. (extract of circuit diagram attached)
• T7665 (BUT11AF) and D6657-6660 and fuse 1652 (T1,6A) are defective.
• Picture appears slowly. after a few minutes (when cold).
• Picture becomes darker, then drops out. (+ extract of circuit diagram)
• Shuts down. after a while.
• BUT11 and diode 1N5061 become S/C. (part of circuit diagram displayed) (EKCO - CP110 information)
• Slight predominance of the green. The blacks are greenish. Some flyback lines are green.
• Ticking noise. at start-up (intermittently).
• No reception.
• Intermittently, picture disappears and screen becomes black. Sound OK. (extract of circuit diagram attached)
• Audio cuts off and standby LED lights up when selecting standby from RC. Picture remains normal. (with circuit diagram extract)
• No audio (intermittently). (part of circuit diagram displayed)
• Flickering text and apparent tuning drift. (picture attached)
• No HV. Audio OK . (extract of circuit diagram attached)
• Sawtooth vertical lines. (extract of circuit diagram attached)
• Picture trembles vertically when cold with some programs. OK after warming up.
• Lines in picture. on the left. (+ extract of circuit diagram)
• No picture via E1/E2 SCART. No horizontal/vertical sync. Jagged horizontal and interference lines. Picture OK via RF input, except few shaky lines on top when changing channels.
• At switch on makes flashes, short interruption when cold for 1 min then normal. (with circuit diagram extract)
• Switching transistor TR7665 (BUT11AF) in the PSU is S/C. (with circuit diagram extract)
• Picture jitters. Picture shifted to the right.
• Attempts to start but trips, pulsating rapidly in short intervals.
• No tuning. only on certain channels.
• R3599 (47R) keeps failing after approx 1 hour. (with circuit diagram extract)
• Does not switch to standby. Cycles on/off. (with circuit diagram extract)
• Line tearing. when cold. (+ extract of circuit diagram)
• In standby, green horizontal line in middle of screen pulsating. When channel is altered then line becomes brighter with a pulsation. (extract of circuit diagram attached)
• Intermittently functions out of control and no channel memory.
• No horizontal synchronisation. Picture rolls. (+ extract of circuit diagram)
• No picture. Thin horizontal bars on the whole of the screen. the pot is adjusted slightly the picture appears but green pulses occur every second. (extract of circuit diagram attached)
• No picture, no sound. Display shows "F1". (picture attached)
• The different BU types.
• Picture jumps 3 mins after start up. Occasionally it turns pink, white, blue or yellow. (with circuit diagram extract)
• Over mains panel. (part of circuit diagram displayed)
• Switches to standby. (picture attached)
• TV chatters at times. Tube noise on screen. (with circuit diagram extract)
• White screen. Audio OK . (picture attached)
• Picture appears slowly. (part of circuit diagram displayed)
• Tuning voltage slow to rise to its normal value (pin 11 of tuner).
• Trips for a few seconds before starting up: chassis of an overmain-primary power supply circuit.
• In standby, LED goes off after 10mins and no longer possible to switch on TV. If standby is not used TV functions perfectly. (part of circuit diagram displayed)
• Green picture with horizontal lines. OK when warm. Whistle in standby. (extract of circuit diagram attached)
• Sawtooth around characters for 15 minutes then picture becomes normal. (with circuit diagram extract)
• Memory loss of one or two arbitrary programmes. (+ extract of circuit diagram)
• No start-up. Standby LED does not light. (with circuit diagram extract)
• Dead. No display. No RC functions. (with circuit diagram extract)
• Output voltage is reduced. (+ extract of circuit diagram)
• Jagged verticals. (extract of circuit diagram attached)
• BUT 11AF blows after a few secs destroying the protection fuse (1:6A). (picture attached)
• Fuse 1652 blown at start up. (extract of circuit diagram attached)
• Black screen. (picture attached)
• Low brightness. Low contrast. when cold. (with circuit diagram extract)
• Crackling on picture. Thin black lines than increase in number when cold.
• Picture is too narrow. Vertical wavy lines. (part of circuit diagram displayed)
• Randomly switches off and video mute.
• R2665 O/C. (part of circuit diagram displayed) (CP110 tip from EKCO)
• No sound at switch on. Picture gradually appears after about 2 to 3 mins. (extract of circuit diagram attached)
• Whistling. after warm-up. (CP110 tips)
• RC only functions after 10 minutes. Receiver and RC are OK. There is no small module in power supply. (part of circuit diagram displayed)
• Defective vertical linearity. Shading at bottom of picture. (part of circuit diagram displayed)
• Intercarrier rattle in the sound. (+ extract of circuit diagram)
• Appliance remains in black and white on VCRs from Far East. (picture attached)
• Front panel changes up but not down.
• No synchronisation.
• No functions. "E" message in display.
• Supply voltages collapse under load.
• No audio. (with circuit diagram extract)
• No line drive. (extract of circuit diagram attached)
• Blank raster. No sound. Channel display shows E. (CP110 EKCO repair tip)
• Switches off by itself. Very intermittent fault. May work again after several attempts at switching on.
• Green flashes in picture.
• Vertical collapse (intermittently). (+ extract of circuit diagram)
• PSU pulsates, sound is audible, words clipped. No brightness.
• Driver transistor 7630 blown after a few secs. (extract of circuit diagram attached)
• No channel storing. intermittently. (+ extract of circuit diagram)
• No raster. on lower half screen. (part of circuit diagram displayed)
• Patterning on all channels. Appears to go past station when tuning slightly.
• When in standby switch off TV using RC, appliance continues to hiccup.
• New type stands.
• HT varies, then powers down. (with circuit diagram extract)
• White screen, no sound. An "E" appears on screen. When connecting TV, no. 1 appears, but instantly switches to E.
• Irregular flashing when picture appears. Starts up normally at switch on.
• Picture trembles, gets smaller/bigger.
• The microprocessor is blocked.
• No brightness. No contrast. (with circuit diagram extract)
• Intermittently switches off briefly, especially when tapped.
• Picture jitters.
• Thin lines, like pencil lines over the picture.
• Picture stays in black and white. Contrast and brightness controls have no effect.
• No sound. No picture. Displays "88". 2 LEDs light up.
• Switches off during program switch-over and when picture turns from bright to dark or vice versa. Clattering from line transformer.
• Difficult to switch on. Does not stay in standby. (part of circuit diagram displayed)
• Picture takes time to appear at Power On and sound is very loud. No function keys. Erratic functions. No display.
• Vertical collapse. (+ extract of circuit diagram)
• Tearing or ripple on picture when turning TV on. Present also after warming up. (picture attached)
• Searches for channels continuously. (part of circuit diagram displayed) (service info for EKCO -CP110)
• Appliance pulsates for 10 mins before starting up.
• Red screen. Flyback lines. No luminance. 37V on collector T7407. (picture attached)
• Starts up. Red LED lights up for a few secs then dead. Cycle may be reproduced some 10 secs after.
• Error codes. (with circuit diagram extract)
• No picture. at start-up. OK after a while .
• No picture. No audio. intermittently. Horizontal line. in E-E (intermittently).
• Channels drift, especially channel 44. Tuner OK. (part of circuit diagram displayed)
• Channel display keeps going to E. (part of circuit diagram displayed) (EKCO - CP110 information)
• Picture goes off occasionally or repeatedly flashes off and on. (+ extract of circuit diagram) (CP110 tips)
• Intermittent hiccups and switch off when cold.
• No picture. No sound. Display remains on E at start up. (part of circuit diagram displayed)
• Poor width and poor EHT regulation. (with circuit diagram extract)
• Vertical lines not linear. (+ extract of circuit diagram)
• Weak unstable vertical when cold. (part of circuit diagram displayed)
• Unstable picture in TXT. Noisy characters at bottom of screen when using TXT. (extract of circuit diagram attached)
• Goes dead after changing all mod parts. (picture attached)
• E/W problem. Image collapses in one point at the centre of the screen.
• Dead and makes a loud tripping noise.
• Colour flickers. (+ extract of circuit diagram) (service info for EKCO -CP110)
• Low supply, +65V instead of +140V. (picture attached)
• No HV. (extract of circuit diagram attached) (CP110 EKCO repair tip)
• Various types of picture tubes CP90.
• Memory loss. only on one channel.
• Only 'E' on OSD.
• PSU "clatters" when cold. (extract of circuit diagram attached)
• Pincushion distortion. (picture attached)
• Dead. after a few minutes. (extract of circuit diagram attached)
• Pulling at bottom of picture in PAUSE when a video with Foxtrot chassis is connected. (extract of circuit diagram attached)
• SOPS blows repeatedly. (part of circuit diagram displayed)
• Intermittently no start up with ON/OFF switch. No standby light or channel display. (part of circuit diagram displayed)
• Low contrast. (picture attached)
• No front controls and no RC. "88" on display. (picture attached)
• Starts up after replacing defective PSU but white flashes on screen and system diode flashes. (picture attached)
• Poor picture. (with circuit diagram extract)
• Memory loss of some pre-programmed programmes.
• Hiss in audio.
• White screen. Flyback lines. (with circuit diagram extract)
• Picture drops out for short while (picture becomes white thereby).
• Memory switches from 11 to 01 when switching channels quickly.
• No picture, "E1", after changing fuse 1653 works a couple of hours. (with circuit diagram extract)
• Intermittent HT shutdown. (part of circuit diagram displayed)
• Picture flashes and sound cuts out at same time as picture.
• Line output transistor fails repeatedly. (part of circuit diagram displayed)
• Picture and sound appears only after a long time. Raster OK.
• Dead. Slight noise from PSU. (part of circuit diagram displayed)
• Switches to standby (intermittently).
• TV picture remains when standby selected. Sound is muted and red standby LED comes on. (picture attached)
• Horizontal waves in picture. Picture improves after longer operation. (picture attached)
• Spontaneously becomes intermittent, caused by interference in the power supply. The appliance gurgles. (picture attached)
• How to store user controls.
• Does not switch to E-E via scart. (EKCO - CP110 information)
• Ragged verticals at switch on; OK after 15 mins. (part of circuit diagram displayed) (CP110 tips)
• Switches off intermittently. Switches to PAL at Power On.
• When using the Philips teletext kit, there is no teletext.
• In EXT position a black vertical line appears on left side of picture. (extract of circuit diagram attached)
• Break up of picture (dashes on the picture). (extract of circuit diagram attached)
• Station selector sometimes goes to a station higher than 50. (CP110 tips)
• Replacing the TXT board.
• 1mm curl in vertical lines. (picture attached)
• Brightness varies. (picture attached)
• Intermittently trips and/or reverts to channel 1.
• Plopping sound, no picture and sound trips. After a while fault disappears.
• No picture. (extract of circuit diagram attached)
• Low HV.
• Appliance and LED switch off from standby. When warm, display darkens and channels go out of tune. (part of circuit diagram displayed)
• No picture via E1. Distorted and saturated picture.
• PSU collapses especially at start up. (with circuit diagram extract)
• Weak points in picture. (extract of circuit diagram attached)
• Poor sound in Canal Plus during coded transmissions. Sound OK when in clear and on other channels. (part of circuit diagram displayed)
• Loud audio (after start-up). Does not alter when ± volume button is pressed. (picture attached)
• No focus (when cold).
• Low contrast and no reaction to contrast control. Sound mutes. When adjusting sound (RC or front panel) it returns when key is pressed. (extract of circuit diagram attached)
• Blue screen. Flyback lines. Knock sensitive.
• Weak contrast. (+ extract of circuit diagram)
• No blue. Poor colour. (with circuit diagram extract)
• Dark picture for 10 mins after switch on. Sound OK then picture appears. Loss of picture when there is a lot of white. Picture OK after 20 mins. (extract of circuit diagram attached)
• Horizontal lines. (+ extract of circuit diagram)
• Picture ringing plus herringbone pattern and no teletext.
• Picture has shifted to the right. Colours drop out. Picture becomes blue or red. Picture position changes. (with circuit diagram extract)
• 72V instead of 140V on secondary. (part of circuit diagram displayed)
• Page 811 appears spontaneously. (with circuit diagram extract)
• Problems with Fast TXT. Cannot find page 811 whereas in spite of this the page is broadcast. TXT header remains on subtitles. (extract of circuit diagram attached)
• Initially no picture; low contrast picture after a few minutes. (with circuit diagram extract)
• Slight ripple barely visible. (+ extract of circuit diagram)
• The picture is too small (height/width) and East/West does not work correctly. (+ extract of circuit diagram)
• Display remains blocked on E and automatic search does not stop. (extract of circuit diagram attached)
• Trips violently as picture appears. (CP110 tips)
• TS7665 fails. (part of circuit diagram displayed)
• AV correction does not function. (+ extract of circuit diagram)
• Horizontal tearing. Vertical line tearing. (part of circuit diagram displayed)
• No channel display or standby LED. (picture attached)
• Does not switch to standby. (+ extract of circuit diagram)
• Horizontal raster lines over entire picture. (+ extract of circuit diagram)
• PSU pulsates.
• White vertical line in middle of screen. (picture attached)
• BUT12 becomes hot and fails when switching to standby. (picture attached)
• After operating for a few secs, PSU cuts out. It is necessary to wait for a few mins to be able to switch on again. (extract of circuit diagram attached)
• CTV functions when switched on by the switch. If switched off by the RC, impossible to switch on again by RC or by switch. Once cold, it can be started again only by the switch.
• Trips when adjusting contrast. (with circuit diagram extract)
• Intermittently switches off and picture moves horizontally.
• BUT11A and bridge diodes 6657 to 6660 blow after 15 days when selecting a function from standby.
• Dark picture (intermittently). Audio OK .
• +140V adjustment. (+ extract of circuit diagram) (CP110 tips)
• Information for measuring with a constantly defective BU. (picture attached)
• Trips. Functions OK after a few mins. When switched off, 3 colours visible (afterglow). OK when subsequently switched on (appliance is warm).
• Sound OK at switch on. When volume increased sound becomes unstable and distorted then cuts off 1 min later.
• Black screen. Audio OK . (with circuit diagram extract)
• No picture or sound. "E" in display. PB via AV ok.
• Green circle on screen with red border, purplish colour.
• Raster is bright white and approx 3/4 sized. No RC functions.
• Venetian blind effect. (part of circuit diagram displayed)
• At switch on screen is blurred and slightly green for a few seconds.
• Knotted lines and verticals on the picture on the left in ext. position. (with circuit diagram extract)
• Three small lines at centre of tube. At switch off discontinuous faint vertical bar, burnt screen. (part of circuit diagram displayed)
• Picture has poor colours. Scart output ok, poor scart input. (picture attached)
• Dark picture. Audio OK . (picture attached)
• Poor vertical linearity. (extract of circuit diagram attached)
• Half of the frame is black. Tuning problems.
• BU trips on mains 220V, heats up on mains 110V. (+ extract of circuit diagram)
• No start-up. LED is red .
• Starts up jerkily after 2 mins. Start up is OK when appliance becomes hot after a few minutes.
• The microprocessor is blocked. No programme indicator (extract of circuit diagram attached)
• Stuck in standby.
• Dark picture. when cold. (part of circuit diagram displayed)
• No vertical deflection. (picture attached)
• Black vertical lines in picture. (+ extract of circuit diagram)
• Switches off by itself. intermittently. (+ extract of circuit diagram)
• IC7260 changed type. (part of circuit diagram displayed)
• Incorrect teletext letter at right hand side of each row.
• Shuts down (after start-up). (picture attached)
• Functions OK but blinking LED. Strange display. (part of circuit diagram displayed)
• In standby PSU fails and destroys BUT11. (with circuit diagram extract)
• BUT11 blown when switched to standby. Switching on/off with mains switch is OK. (with circuit diagram extract)
• No display. Standby or RC does not function. Slightly snowy picture and no channels are received. Otherwise there is no function.
• Cogging effect on picture. (part of circuit diagram displayed)
• 09 on display. Rattling noise from speaker. (with circuit diagram extract)
• Switches to protection mode. No picture. Audio OK .
• 140V HT supply is low at 60-70V. (extract of circuit diagram attached)
• EHT flashovers. (with circuit diagram extract)
• 140V rail fails after 5 minutes. (picture attached)
• Mains rectifier reservoir capacitor C2656 failed. (part of circuit diagram displayed)
• Sawtooth on vertical lines and 'water drop' effect. Fault improves slightly when appliance is hot. (+ extract of circuit diagram)
• Switches to protection mode (after a few seconds). (extract of circuit diagram attached)
• Pulses on and off. Slowly stays on longer and longer till it finally comes on fully.
• Only the memory of the channel numbers is lost. (part of circuit diagram displayed)
• Chopper transistor (BUT11AF) fails repeatedly. (with circuit diagram extract)
• No picture or faint picture as A1 advanced.
• Intermittently switches off then comes back on after several attempts.
• Intermittently picture is bright or blinking for a fraction of a second. (CP110 tips)
• Vertical lines move slowly to and fro, especially when cold. (+ extract of circuit diagram)
• BUT blows if appliance remains in standby. (part of circuit diagram displayed)
• Frayed picture.
• Switches to protection mode. after start-up. (+ extract of circuit diagram)
• No front panel function. (part of circuit diagram displayed)
• No video signal content on raster. 88 on display. No sound of EHT voltage generation. Lower part of raster darker than top. (extract of circuit diagram attached)
• Picture missing at start up, then appears, but with distorted lines. (part of circuit diagram displayed) (CP110 tips)
• Slight flyback line, black line.
• No display. after a few seconds. No front panel function. No RC functions. (picture attached)
• PSU hiccups. (EKCO - CP110 information)
• When switching TV to standby and turning it off via mains switch, it takes time to start up again.
• Rippling jagged verticals. (picture attached)
• Wavy picture on vertical lines. (picture attached)
• TDA3566/N6 (IC7260). (extract of circuit diagram attached)
• Picture vibrates vertically.
• Picture appears faintly in black and white. The bottom of the screen is white. (part of circuit diagram displayed)
• Vertical line distortion due to contrast excess. (part of circuit diagram displayed)
• PSU oscillates. (+ extract of circuit diagram)
• Screen split into 4 areas: 1. Black bar; 2. Compressed picture with horizontal white lines; 3. Good picture; 4. Black bar. (+ extract of circuit diagram)
• No picture (intermittently). (with circuit diagram extract)
• Fuse for mains input voltage blown suddenly at switch on. (picture attached)
• Burn on board line time base C2611. (with circuit diagram extract)
• White screen with flyback lines. Sometimes screen becomes black when switching off and then on with mains switch. Sound available. (with circuit diagram extract)
• Lines at top of picture and picture image is bent. (with circuit diagram extract) (CP110 tips)
• Values of resistors R3658 and R3659. (with circuit diagram extract)
• Fades out or very dim. intermittently. (picture attached)
• Blue screen with white horizontal lines after a few secs. At start up picture ok. Sound ok.
• Starts up, picture and sound ok. If put into standby, standby LED switches off after 5 secs, then impossible to switch on again. (+ extract of circuit diagram)
• Thin horizontal lines on the light screen. No picture.
• Picture can't be centered, left part of picture shifts back. (picture attached)
• Canal Plus in black and white. Colour ok on other channels. Brightness ok. Colour problems after a certain amount of time. (extract of circuit diagram attached)
• Fuse shatters. BUT11 is S/C. (with circuit diagram extract)
• No E/W correction. (picture attached)
• Dark picture. (picture attached)
• Signals to BUT11 in PSU and the four 300V diodes are occasionally defective.
• Front buttons not changing channels or occasionally volume will not change.
• Irregular chirping sounds from the power supply, is not stable in stand-by.
• Dark picture. Brightness, contrast and G2 at max. (part of circuit diagram displayed)
• No start-up (intermittently). (part of circuit diagram displayed)
• No contrast. Poor colour. (picture attached)
• No sound. Dark screen. Jerky noise in speaker when pressing volume.
• PSU functions but supplies low voltages (eg.90V for 140 etc.). Adjustment 3670 functions. (picture attached) (CP110 EKCO repair tip)
• Intermittently dead. (with circuit diagram extract) (CP110 tip from EKCO)
• Vertical roll.