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110v CDJs in the uk - risks?

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sonofalesbian View Drop Down
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    Posted: 11 February 2012 at 3:01pm
someone had offered me some 110v cdjs at a very attractive price. 

they come with step down transformers so i should be able to power them fine but i am worried that they may still get fried for some reason or other.

anyone using and 110v cdjs and can offer me some advice on whether is worth it or not?


Edited by sonofalesbian - 11 February 2012 at 3:01pm
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Post Options Post Options   Thanks (0) Thanks(0)   Quote kedwardsleisure Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 3:12pm
CDJ what?

Some CDJ1000's are dual voltage although the ones for Europe are marked 100-250V AC and the ones for North America are just marked 120V.

In other words, I see CDJ1000's as grey imports from the US marked 120V and the owner has been blissfully using them on 240V straight in. An examination of the power supplies shows them the same as the universal ones.

But I don't know the official line and dont forget different models of CDJ have different internals anyhow.


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sonofalesbian View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote sonofalesbian Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 4:04pm
OK, these are cdj1000 mk3s

the seller says he is including transformers, i just wonder if there are any risks with using them in the uk even on transformers. i don't want to part with a lot of cash just to have them blow up on me
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Post Options Post Options   Thanks (0) Thanks(0)   Quote njw Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 4:25pm
  I would say you'll be ok, a mate bought some CDJ1000s while in New York and now uses them in the UK without any step down transformers and has done for a few years now, I think they are MK2s. Can you ask the seller what the input voltage is marked as on them?
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Post Options Post Options   Thanks (0) Thanks(0)   Quote a1dl Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 4:50pm
if you do use a step down transformer, I suggest you somehow attach the power cord to each deck and if they are not hard wired into the transformer, use something other than 13a or IEC320 connectors, to prevent the inevitable.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote JR.junior Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 5:47pm
Switch mode power supplies can take 100 to 240Volts.
Check this.

Edited by JR.junior - 11 February 2012 at 5:56pm
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Post Options Post Options   Thanks (0) Thanks(0)   Quote kedwardsleisure Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 6:00pm
This is a pic from the front page of the CDJ1000Mk3 manual

The manual shows the same schematic and PSU part number for all 3 versions, this suggests as Ive so far found that they use just 1 power supply for all 3 variants of the Mk3..I definitely know that the 120V marked versions work fine on 240V without any form of transformer. If it were a 120V only unit, I guess it would soon have gone bang!




Edited by kedwardsleisure - 11 February 2012 at 6:05pm
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service dept Steve View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote service dept Steve Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 6:03pm
Correct, the switch mode supplies in many of the CDJ's are universal, the 1000 MK3 are certainly like that as are the CDJ400.
As was pointed out, The only difference is the boiler plate says 115v on the American "grey" (or should that be "Gray" as we are talking about USA) imports, the power supplies are actually marked "90-240v"
Having said that, American imports shouldn't have the same second hand value as UK versions, after all the original buyer bought them abroad because they were a lot cheaper, so they shouldn't get the same money as uk ones when it comes time to move them on.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote shagnasty Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 9:56pm
Forgive my ignorance ( I avoid dj cluttler like the plague) but do the CDJs have a captive mains lead or a "figure-8" one, if the later fine but if the former and the US variant has "zip-wire" then it won't past a UK PA test so re-cabling with proper 2 layer mains cable would be a plan.
I know some "grey import" 1210 used zip-wire as mains lead and even with the 120V US plug cut off I wouldn't pass them on a PAT and I have seen a pretty impressive accident with one....
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Post Options Post Options   Thanks (0) Thanks(0)   Quote njw Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 10:33pm
Originally posted by service dept Steve service dept Steve wrote:

"
Having said that, American imports shouldn't have the same second hand value as UK versions, after all the original buyer bought them abroad because they were a lot cheaper, so they shouldn't get the same money as uk ones when it comes time to move them on.
  
  
    Hence why my mate bought them in New York!, As for the power cable I'm sure his have figure of eights.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote JohnnyPyro Quote  Post ReplyReply Direct Link To This Post Posted: 11 February 2012 at 10:38pm
i dont think its the voltage so much, but more the freq .. U.S is 60hz and UK is 50 .. i had an import denon dnx1500 and that used to get warm as hell .. so i ot rid for a UK model and it never got warm once .. dont know if this would affect the CDJ1000 .. be interested to find out
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Post Options Post Options   Thanks (0) Thanks(0)   Quote service dept Steve Quote  Post ReplyReply Direct Link To This Post Posted: 12 February 2012 at 12:34am
They have figure of eight, technically called a C4 or, for us old boys, a telefunken plug. They are double insulated as sold here although there is no reason why the American variant wouldn't be made of "zip cord"
As for frequency a switch mode supply won't much care what the frequency is, it is almost immediately rectified and the resultant dc powers the unit.


Edited by service dept Steve - 12 February 2012 at 12:39am
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