20DV104 / PHILIPS [Video recorder - VHS HiFi]

• Incorrect detection of the start or end of the tape. (extract of circuit diagram attached)
• The picture sways and the sound flutters. The appliance eats the tape
• Loss of sound and/or mechanism damages tape after operating for a few secs.
• Take-up torque is missing, ok when using dummy cassette.
• No supply voltages from the PSU.
• In service function A 5 the compartment lowers, the capstan shaft runs immediately. (+ extract of circuit diagram)
• The cassette flap does not open.
• Brake solenoid does not switch. Appliance does not lace up correctly
• When the stop button is pressed, the appliance unlaces partly and stops.
• Appliance does not unlace at the beginning or end of tape.
• During play the tape creases on the pinch roller capstan shaft.
• Tape is not loaded and cassette is ejected immediately.
• Drive blocks when unlacing before the stop position is reached. Cassette cannot be ejected.
• Pinch roller replacement.
• Incorrect tape end switch off. (+ extract of circuit diagram)
• After the on/off switch on the video has been off all night and the plug has been pulled out, the cassette is not accepted. But if not unplugged no difficulties. (PHILIPS - 20DV104 information)
• Cassette is accepted but no tape winding.
• No time and date indication on the display. Tape time does not change during playback or forward and rewind. (extract of circuit diagram attached)
• Cassette loads, then no function, no initialisation of reel motors, displays F7.
• Does not lace up the tape.
• Does not accept tape. intermittently.
• Cassette loads then unloads.
• Drive does not turn.
• Lower edge of tape damaged.
• Loud noises in particular during REW.
• F7 occasionally, switches off; tape loops.
• Tape transport motor slows down and stops after 30 secs. (20DV104 tips)
• Tape catches on right roller unit.
• The appliance does not initialise when the cassette sinks in. The display shows F6 but during service function A5 the appliance works.
• Random recognition of tape start or tape end.
• Occasional tape damage and loading problems.
• The appliance does not take the cassette in and with a cassette inserted F1 is shown.
• When pressing PLAY button, occasionally appliance does not start and cassette is ejected.
• Tape is damaged. (with circuit diagram extract)
• During unlacing tape lever remains pressed on and threading ring does not go to its initial position.
• Appliance does not accept the cassette, only in service function A5.
• The cassette compartment does not come up.
• The lacing ring turns too slowly and sometimes stops.
• Cassette compartment does not eject. Tape loading motor runs.
• The brake lifting magnet remains pulled in when the appliance is switched on. (+ extract of circuit diagram)
• The lacing mechanism is blocked.
• Appliance is laced up, although the cassette compartment is up.
• The right reel table does not turn. Appliance forms tape loops and shows F 6 on the display.
• Tape reels not turning.
• The appliance does not take the cassette in. When pressing any function button during service function A5 the brake lifting solenoid switches to playback or stop and no further functions are taken. (with circuit diagram extract)
• No drive function or tape stop in the coated part on video cassettes of manufacturers which are not well-known.
• Poor loading.
• Cassette is loaded and ejected after a few seconds. Head drum does not start.
• The mechanism is blocked. The cassette tray is low and eject is impossible. Nothing moves when the loading motor is turned manually. The engaging rim is blocked and the pinch roller remains in the playback position. (part of circuit diagram displayed)
• No rewind/review shuts down when review is selected. Sometimes it ejects the cassette.
• Does not load tape.
• Does not accept cassette. When cassette is inserted all motors start up but compartment is not taken in.
• Loads half way then ejects tape.
• After pushing eject button appliance immediately laces up again. Also during service mode A5. (extract of circuit diagram attached)
• Tape chatters in FF and REW, counter runs forwards.
• Vibration of tape lever (left in drive) when lacing up.
• Ejects at PB or FF.
• Mechanism stuck. Does not accept cassette.
• Drive revision.
• Tape creasing before recording (when 'back editing control' activates).
• Appliance goes into playback, loads the tape and the pinch roller does not press against the capstan shaft.
• Not fully loading.
• Magnetic tapes are damaged.
• The cassette compartment does not lower properly. The lacing motor turns.
• The brass tape lever near the pinch roller shatters during playback. The take up reel table turns jerkily.
• The cassette is not always lowered.
• Blocked, functions slowly.
• Cassette is pulled in, but there is no other function. No initialisation sequence, display shows F 7.
• When lacing up the tape lever shakes (left in drive). Take up motor means a smaller reel, supply motor means a larger reel.
• The cassettes are not ejected or else they are stuck in the cassette compartment.
• After the cassette has sunk in the tape is creased or broken.
• Mechanical function fault.
• Spontaneous eject in the LP mode. (picture attached)
• No tape end switch off.
• Tape transport is defective. Occasionally picture has interference lines. Extreme variations in sound.
• Eats tape. (PHILIPS - 20DV104 information)
• Transport ring stops during unlacing.
• In eject cassette catches on cassette compartment flap.
• Tape tension fault. (with circuit diagram extract)
• Tape crinkles near the capstan spindle. The spindle and pinch roller have been replaced without success.
• No cassette up or down. May be intermittent. (+ extract of circuit diagram)
• Noises when a new cassette is lowered onto the reel table. F1 on display. No cassette accepted. Occurs especially with new cassettes.
• Makes noise when lacing or with eject. (20DV104 PHILIPS repair tip)
• Appliance stops regularly when certain tapes are used.
• Does not load cassette completely.
• Appliance takes the cassette in but the transport ring does not move.
• VCR does not load the cassettes. Relay blows when you insert the cassette. When you load the cassette manually, it ejects it normally. F1 is displayed when cassette is not loaded. (with circuit diagram extract)
• Creasing tape.
• Lift guides are broken.
• Cassette remains stationary.
• After insertion, the cassette will not stay in the appliance.
• Tape moves to base position (stop) , then no drive function.
• Does not accept tape. (part of circuit diagram displayed)
• Rewinds sporadically or switches off without an error message. (picture attached)
• After REV picture search, incorrect tracking at tape exit. Tracking OK during PB.
• Occasional lacing up of the tape - fault display F4.
• F1 on display. Tape is not fully loaded. Second roller remains at back.
• Appliance does not unlace correctly, the pinion lever does not hook into the transport ring and the cassette compartment does not move up.
• In eject tape is not pulled back completely into the cassette. When removing cassette, tape remains hanging on the loading pole.
• Appliance accepts the cassette, but the lacing up ring jerks on the back tension lever when lacing up.
• Appliance does not lace tape in entirely and/or makes noise.
• Poor cassette loading cassette gets stuck.
• Appliance does not accept cassette. When the mains plug is connected, there is no pulse to threading and capstan motor.
• Intermittently stops and unlaces during play. (20DV104 PHILIPS repair tip)
• At the end of REW cassette stops suddenly and breaks occasionally. Right at the start of the tape only laces up after 5 or 6 attempts. Start up in PB ok.
• Sound interferes with picture.
• Some tapes do not lace up, E30 and dummy cassette ok.
• Cassette compartment does not come out. Worm wheel moves back and forth. Brake solenoid switch opens and closes. (service info for PHILIPS -20DV104)
• Brake solenoid switches, cassette compartment does not lower.
• The drive takes the cassette in and the tape laces up. But during unlacing the compartment does not come up again.
• Chew tapes and/or shuts down. (20DV104 tip from PHILIPS)
• Mechanical noise when inserting a new cassette and F1 is in the display. (PHILIPS - 20DV104 information)
• Does not load tape. intermittently. (with circuit diagram extract)
• The cassette is pulled in and laces up but the appliance does not recognise end of tape. A crackling noise can be heard.
• After forward or rewinding for a short time, the appliance switches off and F6 is shown on the display
• Cassette tray goes out and back in at switch on, then difficult to eject the cassette. Display flashes quickly, sometimes until total switch off.
• No drive function, only cassette is pulled into the compartment. (extract of circuit diagram attached)
• The cassette will not engage. (picture attached)
• Cassette compartment does not lower.
• Cassette is accepted and loads, but stops loading as soon as TU and supply spools are touching the cassette.
• The cassette is ejected after approximately 5 seconds. When the cassette is loaded, the drive is blocks before reaching the stop position.
• Machine accepts a cassette but doesn't thread up. The threading ring starts to move, then the threading motor stops. (20DV104 tip from PHILIPS)
• After pulling in the cassette the appliance rewinds and does not take any more functions.
• Tape is laced up half way, F1 is displayed and solenoid rattles.
• Poor tape compatibility, tracking has to reset every tape played.
• When lacing up displays F1, the tape is laced up then unlaced as if the drive was out of position. (20DV104 tip from PHILIPS)
• The appliance takes the cassette in but does not perform initialisation and every 2nd.time F7 is shown. The tape forms loops.
• Appliance stops after playing for a longer time, tape unlaces.
• The cassette is not lowered, no A5 service function. F1 is shown.
• Tape creases.
• Loads poor or wrong mechanical commands.
• Loads cassette but unloads it again immediately. Error message F3 on the display.
• Threading mechanism jammed.
• The video recorder recognises uncontrolled tape end. (+ extract of circuit diagram)
• The video head does not start up after the cassette is inserted. Cassette is ejected after 10 seconds.
• Does not lace up or unlace. No function.
• Appliance laces up and unlaces too fast.
• The tape is not accepted. No other functions
• Appliance rattles when lacing up.
• Occasionally the cassette does not lower. (extract of circuit diagram attached)
• Appliance randomly recognises tape start or tape end. (+ extract of circuit diagram)
• Chassis stuck in PB position.
• Picture is distorted in EE or freeze frame.
• Tapes are crumpled. Pinch roller has already been replaced. Sometimes the tape is pressed up against the pinch roller.
• When the cassette is inserted the tape loops then unloads.
• Irregular drive movements.
• Tape is damaged at the lower edge of the tape.
• Cassette lowers, but occasionally the appliance does not perform the initialisation sequence and then shows F 6. (service info for PHILIPS -20DV104)
• Powers down making no attempt to EJECT fully loaded tape.
• Does not lace up at the beginning of the tape.
• The brake solenoid rattles when the cassette lowers.
• Occasionally no FF or REW.
• The recorder responds to tape-end even though the end of the tape has not been reached. (+ extract of circuit diagram)
• Appliance does not lace up, because the sensor lever (pos.nr. 88 in the exploded diagram) does not move forward in the output position.
• Appliance chews lower edge of tapes during REC.
• The tape laces up. When unlacing the tape blocks half way along.
• The compartment does not lower correctly, the tape slips off the black tape lever and becomes creased.
• Intermittently ejects tape while in play or record, especially in the LP mode and E4 or E5 in the error memory. (with circuit diagram extract)
• Appliance does not lace up, the black tape lever does not engage during play.
• Drive accepts cassette. Tape is laced up. When unlacing compartment is not up enough.
• Intermittently stops. in PB or REC.
• Spare part no. info: Power supply repair kits. (20DV104 PHILIPS repair tip)
• Display is inoperative or displays . No function.
• No tape transport during picture search. (service info for PHILIPS -20DV104)
• Tapes are cut in a longitudinal direction.
• Holder for the pulse roller pos.110 and 107 is defective.
• The appliance does not accept the cassette, not even during service function A5.
• Motors do not run. Tape is loaded
• No FF. No REW.
• The cassette is not lowered. Only the video head turns during service function A5. The brake lifting magnet rattles after a short time.
• The drive accepts the cassette, the tape laces up. The cassette is not pushed entirely above when reeling up.
• Cassette is accepted but tape is not laced up.
• No tape end switching. At tape start/end, F7 is displayed after FF or REW. Appliance does not go to stop.
• No switch off at the end of tape, the tape runs backwards.
• The cassette is not taken, also not in service function A5. (extract of circuit diagram attached)
• Cassette is not accepted and appliance is blocked. (with circuit diagram extract)
• Appliance only unlaces partly and only stops when you press the stop button.
• Ejects tapes (will not fully load).
• No lift command.
• Cassette compartment does not lower. Display shows fault indication F1, Eject also does not function.
• Moire in the picture at PB, in particular coloured areas.
• The appliance switches immediately to reverse when the cassette is lowered. No further function possible. The video head turns fast in service function A8. Capstan and reel motors turn.
• Loads tape then ejects immediately.
• Chewed tapes. (with circuit diagram extract)
• The appliance does not load. The pinion lever does not fit in the tape path. The cassette housing does not lift up.
• The cassette is not pulled in correctly.
• Cassette is ejected in PB, REW and other functions then goes into standby.
• The appliance breaks the tapes, "F7" is displayed (no tape end detection).
• The tape laces up but the appliance does not switch to playback because the lacing process has not been finished.
• The cassette is pulled in but the tape does not lace up.
• Appliance accepts the cassette when Play, FF or REW is pressed, appliance switches to Eject.
• Cassette ejected when any function is selected. Drive functions with stabilised power supply.
• Cassette catches in cassette compartment at pos 217 when using newer video cassettes.
• Tape is sliding. (PHILIPS - 20DV104 information)
• Service "mechanism chassis".
• Makes no initialisation, bounces only .
• The appliance does not unlace correctly. The pinion lever does not engage with the transport ring and the cassette compartment does not come up.
• No REW picture search; tape gets chewed.
• Cassette compartment jams when pushed in.
• If play or wind selected, cassette is ejected.
• The cassette laces up too slowly.
• Intermittent tape damage with "7" displayed during rewind.
• The appliance laces up and unlaces, the display shows F4.
• Sporadic drive blocks. F3/F7 in display.
• Cassettes laces up too slowly.
• Hook for the spring of the REC lock pos. 1 is broken. (20DV104 PHILIPS repair tip)
• Accepts cassette; loading ring begins to move then stalls.
• Tape loops form in initialisation on the left side.
• The brake solenoid rattles. (part of circuit diagram displayed)
• Mechanism stops and error message F2 appears on display. Intermittent fault.
• Cassette unlaces.
• Tape damage as it rides up or down the capstan.
• Brake electro-magnet does not work.
• The threading ring does not move the tape shifting lever to its initial position.
• Cassette is not taken in, cassette compartment does not move in.
• Does not load tape. No eject. (+ extract of circuit diagram)
• Intermittently after ejecting, a loop of tape remains stuck out of cassette.
• Tapes are damaged or chewed.
• Tape loops occur if reeling process is interrupted.
• The pinch magnet does not pull in. (service info for PHILIPS -20DV104)
• Mechanism jammed.
• After playing for a long time, the appliance will not unlace.
• Appliance does not accept cassette and makes strange noises.
• The cassette is not accepted and the compartment does not move in.
• Failure to load cassette or to eject a cassette or intermittently doing either. (20DV104 tips)
• Intermittently mechanism stops running when warm. Very noisy capstan operation.
• The compartment does not lower, the tape slides over the black tape lever and creases occasionally.
• Play spool not rotating.
• Appliance occasionally forms tape loops or unlaces.
• The head is dirty.
• Appliance occasionally squeaks when lacing up or unlacing. Does not eject because the lacing belt slips off. (20DV104 tip from PHILIPS)
• The tape is cut at the lower edge of the tape on the guide flange no 147.
• The right reel table does not turn.
• The video head turns on and unlaces after a short time. F4 indication. Everything is O.K. in service function A5. (picture attached)
• FF and REW too slow, all other functions ok. (20DV104 tip from PHILIPS)
• The reel table turns in the wrong direction during play.
• Displays F6 as soon as cassette inserted, rewinds and stops suddenly. No function except eject.
• The cassette sometimes stops in the middle or the appliance does not initialise when the cassette is lowered.
• Cassette is not accepted, no error display.
• The appliance laces up, the video head runs and the appliance unlaces.
• The cassette is stuck in the appliance and the video won't function. Time cannot be adjusted also programmes occasionally do not function.
• Tape is destroyed by the pinchroller (new pinchroller). Lacing up of tape is ok.
• Cassette is retracted. No initilisation operation. If then Play is pressed, appliance displays F1. FF and REW OK.
• Creases tape in search mode.
• No mechanical functions. Drum runs continuously.
• The tape laces up but the appliance does not start up, the tape then does not unlace correctly.
• The tape gets stuck when rewinding with visible picture. Left reel no longer has friction. (20DV104 PHILIPS repair tip)
• Cassette occasionally does not sink in and the solenoid switches. The cassette only sinks in when the lacing belt is touched.
• Compartment is not lowered.
• Lacing procedure gets stuck, the tape is out and the right reel table does not turn.
• The lacing mechanism is jammed. The appliance does not function.
• Appliance is dead. Lacing ring is blocked when the appliance laces out.
• Tape creasing in search mode.
• wrong side when playing
• Occasionally the cassette does not move in.
• Cassette compartment lowers, the motors do not turn. (+ extract of circuit diagram)
• In PB tape runs backwards.
• When cassette lowers reel tables of cassette it may not go into reel bobby and cassette is blocked mechanically.
• In REV loops form on head drum or tape transport loosens.
• Cassette loading is difficult. Cassette has to be helped manually. Everything else ok. (20DV104 tip from PHILIPS)
• Magnet switches but cassette is not accepted. (service info for PHILIPS -20DV104)
• The appliance takes the cassette in and the take up reel motor runs jerkily. (picture attached)
• Unlaces after a while. F3 in display. Distorted picture and sound.
• When the cassette has sunk in, the appliance goes straight to rewind. No other functions.
• The cassette sinks in but only laces up partly, the display shows F1.
• If powers up without a cassette, appliance usually moves the tray in and then out again. With this one the tray moves in and after a few seconds the machine switches off.
• After playing for 1-2 hours the display shows F2. Tape is creased by the tape transport guide lever.