7618983 RTV246EC / BLAUPUNKT [Video recorder - VHS HiFi]

• After playing for a long time the appliance does not unlace.
• Difficult to insert cassette or does not accept cassette.
• Service info: PSUs MSM1 and MSM1A are fitted with 2 different ICs.
• Cassette is not retracted. Display lights up. No function.
• Lever 32F, that is operated by cam gear, comes out of its support after approx. 1-2 weeks.
• Squeaks when lacing up or during unlacing. Does not eject and the lacing belt slips through.
• Sometimes cassette sticks against flap.
• Tapes E30 and E60 are damaged at the start of the tape after rewind if long play is selected. (extract of circuit diagram attached)
• Previous sound is not erased with a new REC and new sound is not recorded. (extract of circuit diagram attached)
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• Faulty mechanic functions.
• Tapes tangle, sometimes eject and sometimes just switch off when PB.
• Does not load cassette completely. Accepts cassette, briefly REW and then ejects.
• Dead after spillage.
• No picture via scart or incorrect picture in PB or during tuner reception.
• Occasionally, after cassette has been introduced, pre-loading does not occur. Cassette has to be ejected again. If PLAY button is pressed, appliance switches off. It can be restarted only after disconnecting mains.
• Tape winds round capstan shaft when cassette has lowered. Display shows F1. In service function A5 the compartment goes down, capstan shaft turns immediately and transport ring turns slowly when lacing up. (with circuit diagram extract)
• Video output level adjustment - TXT sets.
• Mechanism jammed. (picture attached)
• Tape is damaged.
• Intermittent tape loops.
• Correct setting of the clock frequency on the MDC board.
• REW and FFW are defective. CUE and REV normal. (7618983 tips)
• Gurgling sound. Noise in picture.
• No mechanical functions.
• Defective driver, clatters, accepts no tape.
• Ejects cassette after one second in PB.
• Picture twitches. No colour.
• Cassette is retracted immediately after eject.
• REW is hard or hardly any REW.
• No user control.
• Rewind of a VHS cassette at top speed does not respect the stop at the end of the tape if the duration of the tape is not suitably selected. No slowing down at the end of the tape. There is a risk of destroying the tape. (picture attached)
• Does not load tape. intermittently.
• Tape is not loaded around video head and cassette ejected after 15 secs. Cassette loading ok. (7618983 BLAUPUNKT repair tip)
• No drive function.
• Tape stuck.
• Cuts out when REC selected.
• How to switch child lock on and off (7618983 BLAUPUNKT repair tip)
• Drive problems, eject, insert, lace up do not function or not always. (7618983 tip from BLAUPUNKT)
• REW does not function. FF to slow.
• Does not accept tape. (7618983 tips)
• No eject. Other functions OK . (BLAUPUNKT - 7618983 information)
• Low audio. in REC.
• Head drum speed varies by REC and PB.
• Laces up tape at initialisation, but does not transport it. Clock disappears.
• Sync frequency adjustment procedure.
• When trying to eject the cassette, it jams on the upper part of the operating panel.
• Changed clutch lever pos 114 482240371173
• No eject. Does not accept cassette when manually wound; PB and REC OK.
• In HF SECAM reception it is difficult to block in SECAM. (7618983 tip from BLAUPUNKT)
• Setting of bias current (BIAS) - linear audio. (BLAUPUNKT - 7618983 information)
• No tape movement in PB, FF or REW. (BLAUPUNKT - 7618983 information)
• Deck threads very slowly.
• Cassette is not loaded or ejected. Lacing motor runs.
• Luminance writing current adjustment.
• Tape damage when lacing up. (with circuit diagram extract) (BLAUPUNKT - 7618983 information)
• Setting of erasing frequency - linear audio.
• PAL chrominance writing current adjustment. (7618983 BLAUPUNKT repair tip)
• Tape loops occur if reeling process is interrupted.
• Display is inoperative or shows . No function.
• Buzzing and whistling noises heard on E to E and playback. Noticeable mainly in quiet passages, OK through SCART.
• No sound recording. Erasing OK.
• Drive is blocked.
• Poor tracking.
• New compartment construction WD22.
• Cassette compartment stuck. Cannot be moved with eject.
• After EJECT, appliance loads cassette by itself. (7618983 tip from BLAUPUNKT)
• Difficult tape drive in PB.
• Updated control microprocessor.
• No function after overvoltage.
• No display.
• Tape is damaged. No audio.
• Deck moves up/down and in/out. (7618983 BLAUPUNKT repair tip)
• Intermittent malfunction of mechanism.
• Tape stuck. intermittently.
• Dots in dark areas of picture.
• Appliance does not accept the cassette (not even in service function A5)
• Change to calling up the service test program.
• No start-up. (picture attached)
• No audio record or old recording is not erased.
• Cassette is not accepted. Compartment is not lowered and motor does not start up.
• Cassette is immediately ejected. Cassette compartment is correctly positioned in appliance. Reads in.
• No picture via scart or poor picture (neither in PB nor via tuner).
• Tape immediately threads out after inserting cassette.
• Intermittently tape loop on eject.
• White dots visible in dark picture scenes. (part of circuit diagram displayed)
• Poor loading.
• No functions.
• Service info: changes of the lacing motor and its holder.
• Holder for pulse roller pos.110 and 107 is defective.
• Not accepts tape. Goes to standby when try to insert tape.
• Bias adjustment check.
• Tape stuck. when ejected.
• No REC possible. PB of old tapes is faultless. (7618983 BLAUPUNKT repair tip)
• No picture. via tuner.
• Bandservo current limiter adjustment (3017).
• Longplay recording is not possible, loses track position.
• Reel table brake doesn't release reel table in REW.
• Changes on operating panel MDCP1 -> MDCP2.
• Tape looping intermittently.
• Tape is not taken up to the audio control head.
• Sound cuts out in REC. (BLAUPUNKT - 7618983 information)
• Dark display. Ticking noise from PSU.
• EJECTS when any function selected.
• Occasionally old sound is not erased with new RECs or no audio REC. (extract of circuit diagram attached) (service info for BLAUPUNKT -7618983)
• Defective audio recording, sound very low.
• Starts PB then right reel table stops. Tape is too tight when coming out of supply reel table. (7618983 tip from BLAUPUNKT)
• Does not carry out drive mechanism functions or carries them out correctly only sometimes, nontransparent faulty picture.
• Poor cassette loading and lacing.
• No eject. Tape loops.
• New capacitors 2620 and 2622. (+ extract of circuit diagram)
• The right reel table does not run, appliance forms tape loops and shows F6 on the display. (7618983 tip from BLAUPUNKT)
• When loading and unloading white lines appear across screen on E-E.
• Colour fails. Picture twitches, mainly vertical.
• OK for short time from standby or when tape inserted; then immediately ejects tape and goes back to standby.
• Threading motor seized up and its drive chip burnt out.
• Goes to FF or CUE.
• Tape stuck. After removing does not accept tapes.
• PSU does not function.
• Intermittently tape is ejected when PB, FF or REC selected.
• Mechanism blocks when loading.
• Defective thread in. (BLAUPUNKT - 7618983 information)
• Occasionally in PB sound lowers, picture jumps or lines across the screen and poor sound.
• Hum bars in picture during PB. Squeals.
• Tape creases.
• Intermittent picture noise on playback, ok when pause selected. (7618983 BLAUPUNKT repair tip)
• No drive functions, only tape draw-in and eject available.
• No RC functions.
• No picture via RF modulator. (7618983 BLAUPUNKT repair tip)
• VFD display is missing.
• To adjust head switching points.
• Tape laces in. PB for approx. 4 secs then switches into stop position.
• The brass tape lever next to the pinch roller twitches during play, the take- up reel runs jerkily.
• Tapes are broken when winding or rewinding quickly and when you stop to go into PB.
• No E-E or tuning. (7618983 tip from BLAUPUNKT)
• To set clock frequency.
• Disable child lock.
• Cassette is loaded then display indicates "no function" no matter which front key has been pressed. Functions seem ok. (7618983 tip from BLAUPUNKT)
• No power supply. Low crackle in power supply unit.
• Small end cog splits then slips when torque is applied. (service info for BLAUPUNKT -7618983)
• AFC adjustment - PAL sets.
• Adjustment of output voltage of MSM1 (3204).
• RF-AGC (3724) adjustment.
• AFC adjustment - SECAM and multistandard sets. (7618983 tips)
• Loads tape then ejects immediately. Shuts down.
• Cassette is not accepted. Display shows "Test".
• Service info: new deck processor.
• Tape is ejected and then drawn back.
• No lacing in.
• Tape is not thread in after eject.
• Transducer power supply does not start up.
• Deck goes to REW for approx 2 secs repeating 3 times then goes to FF for 4 secs then EJECTS tape. Accepts tape OK. Half load arm loads OK.
• Video demodulator (5703) adjustment.
• No ATTS detection, only counter.
• Loads tape then ejects immediately.
• No display or functions.
• Cassette flap does not open. Cassette cannot be removed.
• Accepts a tape, loads up, then immediately ejects, leaving tape looped inside.
• Creases tapes. Noise bands on screen. Displays "TRACK".
• No function. No secondary voltage. Only +33V is approx. 19V.
• Tape stuck. in PB.
• Drive does not work correctly and is noisy.
• Cassette is ejected if you switch from PLAY to STOP and REV.
• Does not load the cassette or lace up the tape. Fault may occur intermittently or constantly.
• The tape is cut at the lower edge of the tape on the guide flange (exploded diagram nr.147).
• A loop of tape left out upon eject. Noisy FF and REW. Damaging tape upon PB.
• Loud noises when moving cassette compartment in.
• Dead. "INOPERATIVE" appears on display.
• Only part, dimly lit segments of the display can be seen.
• Cassette stuck. No function possible. "Inoperative" is displayed.
• Rattle during lace-up.
• Lound noise from mechanism. When ejecting tape, lift loads again and ejects by itself several times.
• Does not lace up correctly. PB only after pushing play button twice. Tape loops. Cassette is not always accepted (7618983 tips)
• No display. No user control. Tape is lowered.
• Loads tape then ejects immediately. Switches to protection mode (intermittently).
• Tape loops.
• Squeaking from the appliance and waves in the picture after some time. (service info for BLAUPUNKT -7618983)
• Cassette is accepted and then ejected with tape loops. REW appears on display.
• PSU does not show any function.
• Change in the component list
• IC7402 overheats.
• Tape is lowered into cassette compartment but comes up again immediately.
• When lacing in tape slips behind the back tension lever.
• The cassette compartment does not lower and the compartment guide is bent.
• Tape sticks to cylinder in reverse picture search.
• A tape can be loaded and goes to the cassette-down position but nothing else happens.
• Tape is ejected when PB, FF or REW selected.
• Head drum motor turns but doesn't thread in after operating Play, FF, REW etc. Noise. Threads in after approx 8secs, then unthreads and switches off. (part of circuit diagram displayed)
• No clock display.
• Mechanical rattling or cassette is ejected in FF and REW.
• Sound almost normal for a short time in PB after REC, then very low sound. Sound ok in REC.
• AC line fuse blow (at start-up).
• Improvement of clock frequency setting.
• Ejects tape after wind and rewind.
• PB amplitude adjustment (3606) - linear audio section.
• Does not accept tape. Display OK .
• Tape is not ejecting correctly.
• Poor tape guide at pinch roller.
• Playback amplitude adjustment (3212).
• Does not eject normally.
• No audio record. Does not erase audio. PB OK .
• Tuning limits adjustment. (BLAUPUNKT - 7618983 information)
• Bias current (3618) adjustment - linear audio section.
• Loud rattling when rewinding. FF ok. (7618983 tip from BLAUPUNKT)
• Bouncing picture and decreasing sound intermittently or lines running through with poor sound.
• PB amplitude setting.
• Poor picture.
• PB speed changes.
• Tape is not taken up.
• Cassette is no longer ejected. Drive stops.
• Appliance ejects and then re-accepts cassette again. Tape laces up but no mechanical functions. PB is OK. When ejecting cassette, mains plug must be disconnected and connected again. (service info for BLAUPUNKT -7618983)
• FM dips in centre of screen, OK at top and bottom.
• Eject when switching over from reverse to normal.
• Tape is not fully laced into the cassette when ejecting (tape loop with tape damage). Slow FFW and switches back to picture search
• Al expulsar la cinta, la cinta no sale del casete y se queda atascada.
• Dead. (picture attached)
• Loads tape then ejects immediately. intermittently.
• PLL signal to noise ratio.
• No REW. (BLAUPUNKT - 7618983 information)
• No audio record.
• Test signal cannot be cancelled. (7618983 BLAUPUNKT repair tip)
• Luminance PB level adjustment.
• In service function A5 the cassette is not taken. (with circuit diagram extract) (service info for BLAUPUNKT -7618983)
• Rattling in fast forward.
• Tape left out of cassette when eject is selected.
• RF AGC adjustment.
• Cassette door does not open/close or tape is damaged.
• Tape is damaged. in PB (after a few seconds).
• The left tape loading loosens.
• MDC adjustment - clock frequency (2005).
• No colour in PB.
• E-E level adjustment.
• Tape stuck inside when switching from REW or FF to eject.
• FF and REW do not function, speed search OK.
• SECAM chrominance writing current adjustment.
• White frequency adjustment.
• Appliance does not function. Power supply does not start up.
• No ATTS. Drive mechanism stops after inserting cassette.
• Tape retracts, ATTS is not carried out, no reaction to transport mode. (part of circuit diagram displayed)
• Cassette is loaded otherwise no further drive functions possible. In the Service test program under certain circumstances error code E1 (threading error) or E2 (capstan error) appears. Perhaps no display content.
• Operating noises in FF and REW.
• No mechanical functions. Eject OK .
• Cassette goes into compartment. "No cassette" appears in the display. .
• Tape is damaged. when ejected.
• When a known good tape is inserted and play is selected the display consists of a monochrome picture with field jitter. If forward search is tried the fault clears and the display remains ok when you went back to play.
• Skips channels during tuning. (picture attached)
• Tape damage when switching from REW to Eject or from Stop to Eject.
• Tape is ejected. intermittently.
• Slow tape loading. Interference on picture via tuner when loading.
• No ATTS.
• Ejects tape after 5 seconds of rewind.
• Threads tape, it is on STOP but no further function possible. (7618983 tips)
• No start-up.
• Mechanism does not move although the threading motor runs.
• Tape forms loops. When operating in service function A 5 the appliance laces up, but the video head and capstan do not turn. No further functions are taken. (picture attached)
• VCR 1 - VCR 2. Adjustment of VCR; adjustment of RC. The adjustment must be performed if the VCR works via front keys and it displays VCR 1 (or 2) via RC.
• Does not load tape. (with circuit diagram extract) (service info for BLAUPUNKT -7618983)
• Position adjustment (3108).
• Tooth segments of the front flap are damaged.
• Sound fluctuates in record and PB. Pinch roller has been changed, picture ok.
• Lacing mechanism is defective.
• No modulator.
• Tape loop into the drive when it stops during REV/ FF.
• No reeling possible, otherwise everything OK.
• On eject command, tape is ejected, but then automatically taken back. Tape is stuck and mechanism does not function any more.
• Cassette compartment goes up and down. No display.
• No deck functions when cassette inserted.
• The cassette is not pulled in straight
• Compartment moves down. Tape is not laced in. Drive jams.
• VCR records the picture but not the sound. In PB it functions very well.
• No FF. No REW. Fault occurs intermittently. .
• VCR doesn't respond to the RC. RC works well with the TV.
• Line across centre of screen during PB.
• Black tears in still pictures.
• Cassette loader gear often jumps. (7618983 BLAUPUNKT repair tip)
• Damages tape, especially with 240 mins cassettes.
• No functions. Left reel-table turns faintly by pulses. (7618983 BLAUPUNKT repair tip)
• Cassette blocked and noise from the gears when connecting to the mains.
• No FF. intermittently. No REW. intermittently. PB OK . Mechanical noise.
• Software adjustment of GAP - deckelectronic.
• Scrambled text.
• Improvement of the clock frequency setting (according to the Software versions).
• Drive does not lace up properly. Tape guide bolt does not reach video head disk. Sluggish drive and does not unlace. Switches off by itself.
• Enter service mode. (service info for BLAUPUNKT -7618983)
• Shuts down. after start-up. Tape is ejected. Eats tape.
• Power supply dead.
• FF and REW defective. Tape is initialised for a short time, then stops. (7618983 tips)
• When unlacing the tape lever remains pressed on and the threading ring does not go to its starting position.
• Bias current adjustment (3255).
• The appliance is locked.
• Poor load or eject. (7618983 BLAUPUNKT repair tip)
• Clock frequency setting improvement. (service info for BLAUPUNKT -7618983)
• Correct adjustment of the clock frequency on the MDC board.
• Switches off REC and PB sometimes, unlaces and rewinds.
• Appliance is continually in tracking. Sometimes it functions for several seconds.
• Start and end of tape sensitivity adjustment (3039).