VX5000 / SENTRA [Video recorder - VHS HiFi]

• Squeaks in play. Squeak stops when pause is selected. (SENTRA - VX5000 information)
• Squeaks in play, ok when pause selected.
• Does not tune channels.
• Random failure to store channel information but only for channel 2.
• No colour during timer recording.
• Appliance is dead, channel LED is lit.
• No function, the power lamp does not light up.
• No drum/head rotation.
• PB or REC for a while, then stops.
• No functions and tape ejected.
• Does not accept a cassette/other loading problems.
• Appliance stops after just a few minutes in record mode. (VX5000 tip from SENTRA)
• Squeaks in play and squeak continues when pause is selected.
• PB is ok, but the EE picture is noisy. (+ extract of circuit diagram)
• Tuning drifts. (picture attached)
• Chroma flickering, pause OK. (extract of circuit diagram attached)
• Intermittently dead.
• Unable to operate the appliance from the remote control.
• Line synchronisation is missing. (picture attached)
• Tuning drift after a few hours.
• Low sound level or poor h.f. response.
• Occasionally bad picture.
• Intermittently clock fades away.
• Tuning does not work correctly. After a short time the tuner is intermittent. (part of circuit diagram displayed)
• Appliance is affected by mains-borne noise, eg. when a fluorescent light is switched on or off. Unit then eg. enters stop mode.
• Occasionally capstan does not run. When it does the picture search starts running fast and can only be stopped by switching the appliance ON/OFF. (+ extract of circuit diagram)
• Noisy picture during or following trick-mode operation.
• "Moire" in the picture during playback. (part of circuit diagram displayed)
• Difficulty in tuning channels B and D.
• CUE and REV do not function. Capstan runs quickly when these buttons are pressed.
• The remote control operates only once.
• Lose timer and clock information during a power interruption.
• The capstan motor does not start during play and the appliance unlaces again. (extract of circuit diagram attached)
• Will not tune properly.
• The appliance goes immediately to timer"on". Clock and timer do not work (part of circuit diagram displayed)
• No sound on PB and E-E mode.
• Dead. Looks like power supply fault and no clock.
• Picture runs through vertically. Fault does not occur regularly.
• Capstan motor turns too fast after selecting CUE or REV.
• Appliance is dead, standby LED is lit.
• Reel motor drive missing.
• Dead. (service info for SENTRA -VX5000)
• Clock does not operate when appliance is first switched on. (with circuit diagram extract)
• When reset fails to work set appears to be in timer mode with operate and record led on and no display.
• The head is defective.
• Crackling on sound, EE and video.
• Occasionally only half video picture visible, occasionally with interference. Looks as if it could be a worn video head.
• Intermittent erratic functions. (VX5000 SENTRA repair tip)
• After plugging in the mains plug, the power LED lights, but the appliance does not take any other functions. (+ extract of circuit diagram)
• No start-up. (VX5000 tips)
• Tape remaining counter reads four hours with certain three hour tapes. (VX5000 SENTRA repair tip)
• When connecting to mains via the AV socket appliance switches every TV over to AV.
• Appliance will not search forward or reverse, goes to stop and then winds. (extract of circuit diagram attached)
• Noisy FF and REW.
• Set shuts down intermittently or sometimes fails to power up from cold.
• Dead - no clock display.
• No E/E function, refuses cassette. The station display does not light up. (picture attached)
• VCR dead or no clock and no functions for 3-30 minutes. (extract of circuit diagram attached)
• Appliance accepts a cassette but then no further functions, including eject.
• No function. No display and power LED does not light up.
• Loading motor does not run. (part of circuit diagram displayed)
• During play the capstan runs too fast (part of circuit diagram displayed)
• Capstan motor drive is missing.
• During PB of a pre-recording the colour in the top half of the picture is darker. Using an own recording the picture jitters badly or it runs through. (extract of circuit diagram attached)
• Searches for channels continuously. Channel changed after a few secs.
• Clock and screen functions missing.
• Lines in the picture and the sound is distorted. (+ extract of circuit diagram)
• All functions off, no display and no power light lit.
• The appliance is dead or there is no clock or functions operative for 3 to 30 minutes. (+ extract of circuit diagram)
• Would accept a cassette but after that there were no further functions, including eject. (VX5000 tips)
• The tape is stuck, freeze frame jitter the timer does not work. Programming is not possible. (extract of circuit diagram attached)
• Not accepting cassette.
• Switches off in REW.
• Unable to store TV programmes. (part of circuit diagram displayed) (VX5000 tip from SENTRA)
• Goes into play then immediately returns to stop.
• No picture in playback and record. EE picture is ok. (picture attached)
• Programming is not possible.
• On PB the sound howls.
• RCU does not work.
• Runs slow after 1/2 hr. (extract of circuit diagram attached)
• The tuning drifts, the memory is faulty. (+ extract of circuit diagram)
• Interference lines in the picture and the sound is distorted. (part of circuit diagram displayed)
• Dead no functions.
• No function. Clock OK.
• Capstan is intermittently too fast during PB/REC. No REV (no LED display).
• Appliance switches off during rewind.
• Appliance is dead, intermittently switches on or off. (part of circuit diagram displayed) (VX5000 SENTRA repair tip)
• Usually will not stop during search tuning; sometimes stops and stores but when channels are changed the previously stored channel remains for 5 secs before changing to the newly stored channel.
• Intermittently cassette or tape loading motor stops. (extract of circuit diagram attached)
• Various Y/C faults, eg. unlocked colour.
• When timer "on" is operated the appliance starts to play. The clock and the timer do not work. (with circuit diagram extract)
• Poor or noisy REW/FF.
• Appliance goes wild.
• Stations can be tuned but not stored. The VMM voltage has risen from -28.7V to approx -22V. (picture attached)
• Difficulty loading.
• The head drum motor does not run. (with circuit diagram extract)
• Playback and own recordings are badly distorted. (+ extract of circuit diagram)
• No tape transport. After replacing idler wheel this is no longer pressed against the motor shaft of the threading motor.
• Switches off in REC, both in normal and timer modes. PB OK.
• The clock can be adjusted, but the timer function is disturbed. (+ extract of circuit diagram)
• Occasionally capstan motor runs too quickly. (extract of circuit diagram attached)
• No colour. (extract of circuit diagram attached)
• Snowy PB picture.
• The lacing motors do not function. (extract of circuit diagram attached)
• No operation.
• After approx 1 sec in CUE switches over to FF.
• Capstan motor speed varies when hot.
• Dead, apart from some pieces of gibberish in the display.
• No functions or displays.
• Failure to initialise.
• Does not accept tape.
• No colour playback. (part of circuit diagram displayed)