6745 / ULTRA [TV]

• R-Y, B-Y or G-Y luminance signal is missing.
• Dead. (ULTRA - 6745 information)
• Frame collapse or intermittent frame collapse.
• Blank raster.
• Trips.
• Frame oscillator does not function.
• No colour.
• Tuning drifts.
• Ghosting effect.
• Colours float. (6745 tips)
• No HV.
• Raster is bright, sound ok.
• Linearity problems.
• Poor interlace.
• No audio. No picture.
• Picture is small and trips intermittently. (service info for ULTRA -6745)
• Checking for fault under trip condition.
• Ballooning effect.
• No blue.
• Poor frame synchronisation.
• Unstable frame hold which constantly needs adjusting or incorrect frame speed.
• Purity error.
• No green.
• EHT brushes or arcs.
• No audio.
• CRT problems.
• Distorted audio.
• Incorrect line speed or unstable control.
• No red.
• Speaker problems. (ULTRA - 6745 information)
• Excessive green.
• Bars in picture.
• Vertical jitter.
• Hanover bars.
• Smearing in picture.
• Reduced vertical size.
• Synchronisation is missing or intermittently missing.
• AGC problems.
• CRT heaters unlit.
• Brightness fault.
• Appliance trips intermittently.
• Poor focus.
• No vertical deflection.
• Excessive blue.
• Excessive red.
• Line synchronisation is missing, intermittently missing or line hold critical.
• Raster is blank. Sound OK.