IDTV28T / IDEAL [TV 27/28 (23-25) cm picture]

• Vertical collapse.
• No audio. No picture. OSD OK .
• Intermittently only noise in picture.
• Reduced horizontal size. Pincushion distortion.
• Dark picture (intermittently). Audio OK .
• Line tearing. Faulty TXT.
• Picture 20cm only.
• Frame collapse and a dying raster following a "low and distorted sound" repair.
• Dead.
• Bright picture parts become dark. White horizontal stripes in the background by test picture.
• Picture lost after 20 mins then returns after 4-5 mins. Sound OK.
• Vertical line (picture centre).
• No TXT.
• No horizontal synchronisation.
• No vertical deflection.
• Picture is bowed at sides.
• Chirps in standby, no fault but unpleasant interference
• Field collapse. Narrow display. No sound.
• TDA4605 doesn't function correctly.
• No picture just bright white screen. Sound OK.
• Intermittently blowing LOPT.
• Line output transistor and chopper FET keep blowing at start up.
• Initially dead then frame collapse.
• Line output transistor (BU2508DF) fails again after short time.
• Field scan few inches across screen, no signal.
• Pincushion distortion.
• Poor picture. Excessive horizontal size.
• No functions. (IDTV28T IDEAL repair tip)
• E/W fault or no function.
• Snow in picture. Tuning OK .
• Dead. LED blinks .
• No picture. Excessive brightness. Flyback lines.
• Horizontal drive fails after 20 mins.
• No E/W correction.
• No vertical deflection. Horizontal stripe, maybe blinking.
• Q580 fails repeatedly. (IDTV28T IDEAL repair tip)
• Dead. after a while. (IDEAL - IDTV28T information)
• Poor HT regulation.
• Bars in picture.
• No functions. No audio. after a while. (IDTV28T IDEAL repair tip)
• Low and distorted sound. General loss of functionality (i.e. no STEREO/Mono switching).
• Dead. After switch-on standby LED blinks few times, then no function.
• No picture. Audio OK .
• Tripping.
• Enter service mode.
• Search doesn't function correctly.
• Switches off by itself (after a while).
• No HV. at start-up.
• Horizontal black lines on picture.
• No line drive. intermittently.
• Colours red and green and blanked places on the left edge are interchanged when background is light. Sometimes horizontal sync problems (depending on brightness)
• No vertical deflection. 2cm deflection appears after approx 5 mins in the middle
• Mains fuse blown intermittently.
• Vertical white stripe on upper picture edge. It pulsates only after switch off and on.
• White horizontal stripes in picture.
• Picture has trapezium distortion in the bottom third.
• PSU does not start. Pulsates. Picture too narrow, distorted and Ub too low when it does start.
• No 33V tuning supply.
• PSU pulsates. (IDEAL - IDTV28T information)
• Reduced vertical size.
• Dead. Line collapse first.
• No reception. Intermittently short reception fragments
• No operation.
• Switches to standby (intermittently).
• Poor picture. Audio OK .
• E/W fault.
• Call up automatic station search. (service info for IDEAL -IDTV28T)
• E/W IC fails repeatedly.
• White horizontal stripes, depending on picture content.
• Power FET Q101 (2SK2545) blows repeatedly.
• Blank raster only when tuning.
• No RC functions.
• White line top to bottom. No picture.
• No start-up. intermittently.
• Stuck in standby.
• Intermittent audio. Switches off by itself.
• Picture shifted to the left.
• No HV.
• Interference lines in picture. Depends on brightness.
• Access to the service menu.
• Picture width reduced.
• R711 smokes after HV part has been repaired (IDTV28T IDEAL repair tip)
• No TXT. after warm-up. No start-up from standby with RC.
• Insufficient vertical deflection. Wrapped up and mirror character.
• Vertical line.
• Horizontal collapse. after warm-up.
• Dead with chopper transformer S/C.
• High voltage does not start to oscillate.
• Over scanning and poor E/W correction.
• Blank raster. E/W fault. (IDTV28T IDEAL repair tip)
• Line transistor has S/C.
• Hour-glass effect.
• No start-up. PSU chirps.
• LED blinks in standby mode. Clicks audible.
• Stripes in picture. Vertical jitter.
• After a couple of hours picture develops a black band on right side about 2" wide. Part of picture smeary and light - dark.
• Intermittently blows Q602 (BU2508AF).
• Horizontal stripe. (IDEAL - IDTV28T information)
• No picture.
• Fuse is defective.
• Intermittent frame collapse, then no picture.
• Horizontal collapse.