3416 / ITT [TV]

• RC random channel change defective.
• Automatic frequency control adjustment
• Colour flashes off and on. (+ extract of circuit diagram)
• Picture pulling. (with circuit diagram extract)
• Background brightness adjustment
• Fade-in brightness for VIDEOTEXT.
• No automatical channel adjust on some channels.
• Colour (intermittent) on channel 8, picture hooking at top. (with circuit diagram extract)
• Squealing from PSU.
• Vertical frequency adjustment. (service info for ITT -3416)
• Intermittent line pulling or line jitter. (service info for ITT -3416)
• Set dead (CVC823 power panel), except for a chirp from the power supply. (3416 tips)
• PAL dematrix adjustment. (ITT - 3416 information)
• Vertical -linearity defective on the bottom.
• Horizontal centre adjustment.
• Picture folds over on top depending on picture content.
• E-W cushion adjustment.
• Focus adjustment.
• Loud whistling from tuner.
• Line output stage is drawing excessive current pulling down 120V HT supply.
• Black and white balance adjustment in connection with PAL SECAM decoder 6911 29 05
• Screen flashes white. Power supply trips momentarily.
• Vertical size adjustment.
• DN /AF stage adjustment
• No sound or channel display. Blank raster. (with circuit diagram extract)
• No raster on signals. Channel display varies.
• Black streaking/random channel change.
• Intermittently goes into or will not come out of standby.
• Slight hum bar and very touchy tuning. (picture attached)
• Reference circuit adjustment.
• Vertical centre adjustment.
• Noise in picture. Audio OK .
• Horizontal frequency adjustment (service info for ITT -3416)
• Dead, standby LED lit.
• If picture content varies, picture folds over on top.
• Sub carrier trap adjustment
• Picture pulling/bouncing.
• Top foldover.
• Set dead (CVC823 power panel).
• VHF /IF filter adjustment.
• Dead. (extract of circuit diagram attached)
• Lines at bottom of picture. Whistling/vibration from chopper transformer. (part of circuit diagram displayed)
• Vertical sync pulse adjustment. (3416 tips)
• TV does not start up, remains in standby with red LED ON.
• No brightness. No audio.
• Intermittently goes into standby after 1 min. (extract of circuit diagram attached)
• Blank raster with a bright squiggle in the centre of the screen. (with circuit diagram extract)
• Appliance chirps then still. (3416 tip from ITT)
• Adjustment of oscillating circuit for clock regeneration
• Black and white balance adjustment in connection with decoder 6911 29 33
• UHF /IF filter adjustment.
• IF filter adjustment.
• Background noise. (with circuit diagram extract)
• Sub carrier oscillator adjustment.
• No sound or vision. HT very low; approx 60V. (with circuit diagram extract)
• No green. Purple picture.
• Spots on picture.
• Operating voltage adjustment
• SECAM discriminator adjustment
• Intermittent or missing colour. (part of circuit diagram displayed) (3416 ITT repair tip)
• Ringing on verticals. (part of circuit diagram displayed)
• Horizontal amplitude adjustment
• No picture.
• Framing adjustment.
• Video signal amplitude adjustment
• No function. Strong side noises.
• No video with a bright wavy line down middle. Blank raster.
• Dead in standby. (extract of circuit diagram attached)
• White balance for VIDEOTEXT
• Automatic demagnetising control.
• Intermittently dead. (3416 tip from ITT)
• No picture,no sound. (3416 tips)
• Stuck in standby. (+ extract of circuit diagram)
• Bell filter adjustment.
• 6MHz oscilloscope adjustment
• Vertical linearity adjustment.