6720VT / OTTOVERSAND [TV]

• Vertical edges jitter.
• After switch off with transmitter no more switch on. PSU switches on easily.
• No audio. No picture. AV OK .
• Usys collapses to 12V, without a load it is 139V, and with a lamp only 2V.
• Line scan plug connector is burn damaged.
• Picture quivers on edges.
• R601 fails.
• All power supply voltages are too high. (service info for OTTOVERSAND -6720VT)
• Reduced horizontal size.
• Shuts down (after a while).
• Distorted picture, especially in 16:9.
• Horizontal black lines over the whole picture.
• Dead. LED flickers when turned on.
• Distorted and torn picture.
• T801 (2SK1767) has S/C.
• U1 voltage is only 70V.
• Reduced vertical and horizontal size.
• Noisy picture during dark scenes and TXT mode.
• Disable hotel mode.
• Blue picture. Flyback lines. Audio OK .
• No HV.
• Dead with noise from speakers.
• Colour disappears completely or partially and tears. The fault occurs sometimes only after several hours.
• Slow start-up.
• Dead.
• Picture shifted to the left.
• Vertical collapse.
• Cycles on/off. intermittently. (OTTOVERSAND - 6720VT information)
• Vertical lines bounce (depending on mains voltage).
• Enter service mode.
• Vertical jitter.
• Dead. LED lit. .
• No vertical output stage.
• Picture rolls. (6720VT tips)
• No horizontal deflection.
• Horizontal collapse. (6720VT tip from OTTOVERSAND)
• Intermittently cogging. Picture flickers.
• No colour. after start-up. OK after a while .
• No front panel buttons or RC. No sound. No picture, only blank full size raster with 4-5 coloured horizontal lines on screen.
• Moire pattern.
• Horizontal, black lines.
• Black screen. at top.
• No start up. LED flashes once.
• Bent verticals and pulsating width.
• No red.
• After switch on there is an arc at the lower edge of the picture. Various colours are visible. Fault goes back slowly to normal picture.
• Flyback lines. at top. (6720VT tip from OTTOVERSAND)
• Picture pumping on some channels.
• Dull, poor picture.
• No functions. PSU pulsates.
• PSU is S/C. (6720VT OTTOVERSAND repair tip)
• E/W fault. (6720VT OTTOVERSAND repair tip)
• Picture quality varies.
• Squealing from PSU.
• No start-up. (6720VT OTTOVERSAND repair tip)
• No picture. intermittently.
• Wide coloured stripe in picture.
• Using TDA 8366N4 instead of TDA8366.
• Picture wavy at sides on some channels.
• Stuck in standby.
• Switches off by itself (intermittently).
• No picture. TXT picture is slightly torn. Text and displays are displayed. Picture present during scart.