Rubbing alcohol especially if it contains any additives) can be usedĮverywhere EXCEPT on the rotating heads of VCRs and camcorders (and other Qtips and alcohol (91% medicinal is ok, pure isopropyl is better. No one really does this unless something goes wrong. Inspected and cleaned periodically - how often depends on usage. All the guideposts, wheels, and rubber parts should be Less complex than those used in VCRs and other helical scan recordingĮquipment, some routine maintenance can go a long way towards preventingįuture problems. While the tape transports used in these devices are The following procedures apply to boom boxes, cassette decks, microcassetteĪnd other portable tape recorders, open reel tape decks, and telephoneĪnswering machines. Clean and inspect.Ĥ.2) General guide to tape deck cleaning and rubber parts replacement * Belts - various size black rubber bands - a typical transport will haveīetween 0 and 4 belts, usually below decks. Should be cleaned but rarely need adjustment. * Various other guide posts - vertical stationary metal posts which tapeĬontacts. The position of the playback head a fraction of a mm depending on playbackĭirection to line up with the tracks and interchanges the connectionsĬlean the polished surfaces thoroughly (DO NOT use anything abrasive!). Autoreverse play-only decks often do just shift Play-only transports such as found in car cassette decks and Walkmenĭo not need an erase head. Switching of the record and playback signals. Shifted position to align with the appropriate tracks and electronic Heads and two record/playback heads or a single record/playback head that This is less expensive than having two erase These mayīe physically independent assemblies or combined into a single unit.Īutoreverse decks often have a head assembly that rotates 180 degreesĭepending on tape direction. Record and playback heads supporting sound-on-sound mixing to the same trackĪnd allowing recording quality to be monitored off of the tape. Most low to mid priced tape decks have two - an erase headĪnd a combined record/playback head. Inspect for cracked or deteriorated rubber. Shiny, cracked, or dried out pinch roller can lead to tape edge munchingĪnd erratic or wavering sound. For autoreverseĭecks, there will be two pinch rollers, one for each capstan. * Pinch Roller - black rubber roller which spins freely and is pressedĪgainst the capstan during play, record, and search modes. Reverse play or search modes.) Clean to assure proper tape movement (In a VCR, there is only one capstan and it is also used for So that the tape is always pulled across the heads as this is most There will be two capstans - one on each side of the head assembly Which during play and record modes precisely controls tape movement when Recorders, and Walkmen, 3/16" or larger diameter in open reel machines) The capstan is a shaft (about 1/16" diameter in cassette decks, * Capstan - right side after tape exits from area of record/playback/erase If one is used, it should be cleaned and inspected * Idler tire - the black rubber ring on the outside of one part of the idler Used for each reel and there is no intermediate drive. In very expensive decks, individual motors are Power to the appropriate reel to wind the tape up during play and recordĪnd often to drive FF and REW. * Idler - assembly which swings between supply and takeup reels and transfers * Takeup reel table - right hand side platform on which the takeup tape reel Edge which contacts idler tire (if used) should be cleaned. * Supply reel table - left hand side platform on which the supply tape reel Looking at the top of the deck such that the tape heads are at the bottom: Walkmen, and telephone answering machines. Transports including those used in portable and microcassette recorders, The following description applies to most cassette and open reel tape 4.17) General tape speed problems - slow, fast, or deadĬhapter 4) Audio Cassette and Open Reel Tape Equipment.4.16) Walkman plays both sides of tape at once.4.15) Autoreverse audio not correct for either or both directions.4.14) Cassette player erratic autoreverse.4.11) Cassette or tape playback - one channel dead.4.10) Walkman/Discman power or sound intermittent.4.8) Tape or cassette deck, recorder, or Walkman transport problems.4.5) Homemade audio tape head demagnetizer.4.3) Lubrication of electronic equipment.4.2) General guide to tape deck cleaning and rubber parts replacement.Chapter 4) Audio Cassette and Open Reel Tape Equipment.Notes on the Troubleshooting and Repair of Audio Equipment and Other Miscellaneous Stuff
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