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Nakamichi BX-2 Cassette Deck - Mechanical Repairs, Belts and Idler Tyre (Part 1 of 2) 

PW Restoration
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Part one of two, simply because there are so many electrical adjustments they warrant their own video. an absolutely lovely Nakamichi BX-2, which has plenty of faults upon arrival. In the end I repaired the eject button, the base plate, the damper for the eject mechanism - and of course the belt and idler tyre.
Look out for part two where I detail all the electrical adjustments and calibration, coming in a few days time.

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3 фев 2023

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Комментарии : 41   
@TheSmarsden
@TheSmarsden 5 месяцев назад
I have the same the same deck and this video has been priceless, so many thanks.
@LtdBoomer
@LtdBoomer Месяц назад
I always polish capstan shafts and flywheels with the Dremel and the blue polishing paste. This gives a better Wow&Flutter in my opinion.
@cheapoldhifi
@cheapoldhifi Год назад
Nice to se proper detailed restoration, keep it going!
@davidbutler8096
@davidbutler8096 Год назад
The BX-2 was released in 1982, and discontinued a year later. It originally retailed for $450. Nice job on the repairs.
@paulb4uk
@paulb4uk Год назад
A nice deck the nakamichi,s are superb ,Some of the nakamichi car stereo,s the early ones are also amazing for sound quality seen a few on youtube .
@savingsoul
@savingsoul Год назад
A work of art
@idiotbox1981
@idiotbox1981 3 месяца назад
Working on my BX-1 right now - I also noticed missing screws securing the transport. I wonder if the same guy put our decks together or it was a much bigger issue?
@pwrestoration
@pwrestoration 3 месяца назад
I think, from memory, those screws are supposed to be missing oddly. I think we are alright 😅
@davesanders4381
@davesanders4381 4 месяца назад
I recently acquired one of these decks in pristine condition. Replaced the idle tire, and capstan belt, and the Wow/Flutter measured about 0.28%. Replaced the pinch roller with a new one from the Athan Corp and the Wow/Flutter measured about the same if not slightly worse. Any suggestion on what to try next?
@pwrestoration
@pwrestoration 4 месяца назад
Generally the nak idlers are better than new ones. If it's not totally knackered, stick it back on and see if that helps. But I also wouldn't get too hung up over wow and flutter if it sounds good to your ears 💪
@xvdifug
@xvdifug Год назад
This deck reminds me of my ONKYO TA-2055 similar mech. no belts only a tire on the idler.
@audiotone.
@audiotone. 7 месяцев назад
16:24 pressure plate in the wrong direction...
@pwrestoration
@pwrestoration 7 месяцев назад
I don't even need to open to the video to know 👍😅 I flipped it.
@jomente
@jomente 7 месяцев назад
Thank fp´or this helpful video! what is the name of the white fat (grease) and the oil by the Injektion for the capstan.Thanky You!
@pwrestoration
@pwrestoration 7 месяцев назад
Grease is MolyKote DX, oil is slug slime
@jomente
@jomente 7 месяцев назад
Thank You
@Nguyen_Phuc08
@Nguyen_Phuc08 Год назад
Just got a 480 Nakamichi from Flea Bay, onthe rewind pickup it is missing a "Reel Hub Head". Do you know where to source this? Seems that the "c-clip" that holds the pickup part is gone as well.
@pwrestoration
@pwrestoration Год назад
Is that the pyramid shaped part of the reel? Any should fit. The c clips can be bought by searching for watchmaking pusher c clips. They come in a little box set
@k__k___
@k__k___ 10 месяцев назад
Just picked up a BX-2. It plays for about 5 seconds and then auto-stops and spools some tape out that I have to wind back in. I assume it's a pinch roller or capstan belt? I have the parts on order. Do you have a written guide I could maybe follow to replace them?
@pwrestoration
@pwrestoration 10 месяцев назад
I would say it's the idler tyre thats not driving the right spool properly, generally the pinch rollers on them are fine. Just this video I'm afraid and to be honest, should be all you need. It's not too hard once you get in there. Good luck!
@nansenscat9315
@nansenscat9315 5 месяцев назад
Hello. I’m following your video to restore my BX-2. I’m not sure what you used to clean the capstan wheel? 15:40 you mention wet n dry? I’m in USA and I’m not sure what that is! I can’t seem to get that brown stained residue off the capstan. Any advice? Thanks!
@pwrestoration
@pwrestoration 5 месяцев назад
Wet and dry is very fine emery paper. I would suggest 1000 grit. Just take your time, but any cleaning product will work well too.
@nansenscat9315
@nansenscat9315 5 месяцев назад
@@pwrestoration Thank you! I did use 1000 grit paper and followed with naphtha and it worked perfectly to clean the capstan. Actually finished the entire job today and the BX-2 runs like it was new again. Your video here has been really helpful. Thanks so much for doing this!
@DJMONKEYFINGAZ
@DJMONKEYFINGAZ 2 месяца назад
Mine isn't going into play, ff or rw. Before it stopped completely it was having trouble. The main belt spin when i hit play but nothing. Could it be the Idler tire?
@pwrestoration
@pwrestoration 2 месяца назад
If it's not the idler tyre it'll be the motor that controls it (the reel control motor) which is the one in the middle of the transport as you look in the unit. Use a torch and see if it's spinning when you press RW/FF. If it is spinning, idler tyre. If it's not, it's either a duff motor or you need to clean all the leaf switches on the top of the transport. Those motors are known to be a bit pants but generally it also affects playback too. If it's just RW/FF then it's probably not totally knackered. Hope that helps! If you're in the UK give me a shout via the email address in my profile if you would like me to take a look.
@DJMONKEYFINGAZ
@DJMONKEYFINGAZ 2 месяца назад
@@pwrestoration unfortunately I'm in NZ but I'll definitely have to get it looked at as it's beyond my skills.
@earthriverproduction
@earthriverproduction Год назад
I have one of these and when I press play, FF or Reverse it tries for 2 seconds then clicks stop. Everything else looks really good, it was boxed and stored for many years. Any suggestions greatly appreciated.
@pwrestoration
@pwrestoration Год назад
There is a sensor which lets the deck know whether the tape is turning. When you get to the end of a tape, and it stops turning, the deck will stop. If it were me I would be investigating where this sensor is and cleaning it testing it. Otherwise, it could be that it just needs a bloody good service and the tape isn't turning freely. I'd say your issue lies there if it does it during all modes, and the speed of the FF, play and RW is correct before it turns off.
@user-wt6sq1bk3d
@user-wt6sq1bk3d 7 месяцев назад
Добрый день,а я думаю из своего опыта с bx-2, у вас проблема c идлером, замените .
@user-wt6sq1bk3d
@user-wt6sq1bk3d 7 месяцев назад
Размер идлера 15*10*2мм
@xvdifug
@xvdifug Год назад
Any chance that you may have a SONY TC-K777 in the cue?
@pwrestoration
@pwrestoration Год назад
Hi I don't but I'm always on the lookout for ES decks that need work. Unfortunately so is a lot of other people. The transports as very solid on them, two capstan. Lovely build quality.
@xvdifug
@xvdifug Год назад
@@pwrestoration If you're interested check out my TC-880-2 repair video...no sound but the details are in the description, VERY old video
@wanazami7667
@wanazami7667 10 месяцев назад
No theres only that one screw that holds the transport to the chassis as are all Sankyo transport in all Naks bro.
@ccscomments757
@ccscomments757 3 месяца назад
Obviously the audio on this video was not recorded on any Nakamichi cassette deck ever.
@pwrestoration
@pwrestoration 3 месяца назад
It was, all my audio is recorded on Nakamichi decks. That's why it's not reliable! 😅
@rancosteel
@rancosteel Год назад
I think Nakamichi over engineered their decks. That circuit board is huge for a budget deck.
@pwrestoration
@pwrestoration Год назад
For the original sale.price, it isn't a budget deck really. It maybe their lower model, almost the lowest, but it was still pricey. Still pricey now for what it is.
@rancosteel
@rancosteel Год назад
@@pwrestoration I owned a new BX-1. I bought it from a stereo franchise dealer in the USA called Tech-Hifi. I believe I paid $168 USD in 1981. They made great equipment but they were overpriced IMO. I remember several of my friends who wanted to buy a Dragon but could not finance one. I think that was Nakamichi's undoing. Out of the general consumer's budget. That didn't happen to Sony.
@camperp195
@camperp195 Год назад
Why is it that 80,s hi fiis far superior than the crap of nowadays,
@pwrestoration
@pwrestoration Год назад
In some cases definitely! This in particular wipes the floor sonically with a lot of decks
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