Re: re:PIONEER PD-T505 schematic


"A1Web" <plcdrives@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:11eai6v4tjjj42c@xxxxxxxxxxxxxxxxxxxxx
>I also have this unit, Pioneer PD-T505, and have had it since new in
> approx 1988, although it has not been used extensively ... maybe alot
> for 2-3 years, but then under 100 hours a year.
>
> It has just started to skip ... what happens is that I put a CD into
> either tray, and it will "spin" the CD for a bit, which is rather
> noisy, but it will not play.
>
> I opened the unit, and through trial and error found out that if I
> apply some pressure to the top arm that drops down the top center
> magnet, the unit plays perfect, and even the noisy spinning stops ...
>
>
> I noticed a metal crossmember across above this plastic arm, and was
> wondering if there was some kind of spring mechanism that might be
> missing? I turned the unit upside down and gently shook it, and
> found no evidence of any loose parts or springs ...
>
> This unit is old, but it worked PERFECT up until this point, as well
> as being the FIRST CD player I saved and bought myself while in
> highschool, so if I can extend it's life, it would be awesome!
>
> Hoping for good news ..
>
> Paul
> www.a1websolutions.com
>
>

Pioneers have these rubber insulators which sometimes collapse somewhat,
allowing the disc to "barely" scrape while trying to play.

Mark Z.


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