Electronics Forum: cleaning power supplies (Page 1 of 57)

MPM UP500 blowing power supplies

Electronics Forum | Tue Nov 29 11:45:35 EST 2016 | ttheis

I was able to repair the original power supply for the printer again with parts from another similar power supply on ebay. At first the machine didn't power up properly even though the supply voltages were all good on a volt meter when tested befor

MPM UP500 blowing power supplies

Electronics Forum | Sun Nov 27 16:53:39 EST 2016 | ttheis

Our UP500 has been running great for a few months then the AC/DC 5/12/24V power supply stopped working and the PC could not communicate with the cage. The PC screen also got very noisy. We replaced the power supply with a used replacement and the ma

MPM UP500 blowing power supplies

Electronics Forum | Wed Nov 30 20:43:06 EST 2016 | ttheis

OK, so went to power up again today and had the same kind of issues. The 24V and 5V lights on the cage flicker dimly about every 500ms. I tried my trick of disconnecting the +24v lead to the lift table amp and it acted the same, so it didn't work th

MPM UP500 blowing power supplies

Electronics Forum | Thu Dec 01 13:35:21 EST 2016 | ttheis

I decided to replace the psu with three din supplies since it was a repeatable issue with the 5v rail. Machine is back in operation now with no signs of problems.

power supply

Electronics Forum | Wed Feb 07 08:41:10 EST 2001 | dliechti

I have to design a power supply which converts 220V AC into 5V smothed DC. It has to be very small, so it shouldn't have a big transformer. Has somebody a scheme of a circuit? Thanks

UltraSonic cleaning machine

Electronics Forum | Wed Sep 25 15:58:36 EDT 2002 | bschreiber

Hello Dave, I hope that electronic slap didn�t hurt too much. Robf, I am sorry that you did not agree with my initial response, but the answer is very detailed and most of the support material I have is only in paper format so I need to either snai

siplace F5HM power conversion

Electronics Forum | Wed Nov 01 23:59:23 EDT 2017 | lkdhde1

F5HM power supply unit 00375503-02,consion document which I have is not suitable since this is new power supply unit, want to find out suitable document

Dek265 mk1 power problem

Electronics Forum | Mon Jan 06 05:53:47 EST 2020 | richardcargill

First switch on after the holidays and this year it's the Dek265 playing up. On switch on, the screen comes up with "motor comms failure, card 0 axis123 " . On looking at the cards there seems to be a power feed missing ( see attached pict

power relay problems

Electronics Forum | Mon Sep 08 08:59:45 EDT 2008 | davef

You're correct: * Sealed relays should not be cracked or have moisture intrusion. * Hand soldering relays is going to be expensive. [Using a mini-solder pot for this might reduce some of the burden.] The good part is that the problem is gross enough

stencil cleaning

Electronics Forum | Fri Dec 21 06:23:29 EST 2001 | dbrown

We are using a Sabre Max 757, supplied by Invicta UK - see http://www.invictauk.com along with Zestron SD 300. Perfect combo for paste, glue, ink etc etc

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