CT20 / TELETON [TV]

• Flashover at switch on. Black screen.
• Intermittent field, field cramping.
• Distorted, noisy sound.
• No picture. Brightness present, flyback lines. Sound OK. (service info for TELETON -CT20)
• Horizontal lines on the top of the frame when appliance is warm and with very bright pictures.
• Line output stage fails irregularly. (CT20 TELETON repair tip)
• Line output transistor S/C.
• No audio. No picture.
• No start up of HT. Power supply OK.
• Squealing from PSU. No picture.
• Dark screen. Audio OK .
• Reduced horizontal size.
• No picture or sound. Display lights but everything goes off when attempting to switch on TV.
• Power supply does not function. Voltage on electrolytic C19 is high.
• BU508A blows after 2-3 hrs.
• Switches off after half an hour (standby). Not sensitive to knocking.
• Power supply squealing and line output transistor fails weekly.
• Brightness variations.
• No or poor function of RC.
• Dark picture.
• Spare parts information - Transformer for 28" model.
• White picture with flyback lines (after replacing line transformer).
• Vertical roll. in TXT.
• No EHT. Display is OK.
• No horizontal pulse. Display is OK.
• No picture. No display.
• Non linear field. Cramped in centre.
• Wide picture and/or rolling picture.
• Intermittent vertical size.
• Dead.
• Faulty vertical linearity.
• Focus problems. after warm-up.
• Dark display. Loud humming noise and power supply tripping.
• S/C in line BU508 after approx two weeks.
• The remote control operates incorrectly or not at all.
• BU508 becomes hot and defective.
• The appliance fails after a few minutes there is only snow and no stations are received.
• No start-up. Standby LED does not light.
• Intermittently dead.
• Vertical line.
• No picture.
• No synchronisation.
• Memory failure of all channels.
• Blurred horizontal lines when cold.
• Slight whistle from HT. No picture or sound. Dark display.
• Intermittent field cramping.