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5103N filtercaps


 

Hi all,

I would like to restore a 5103N mainframe which has bad filtercaps, tons of ripple on the supply lines. I had a look today and found that, unlike the 7000 series, it is not easy to remove the power supply pcb. And desoldering the caps from the pcb, without removing it, did not work (with a pace desoldering iron). What would be the best way to remove those caps?

Unfortunately it is not possible to cut (some of) the legs as the metal frame is in the way. One thought i have is to just put some good caps parallel to the bad ones and hope the old caps don't start leaking. Option two is to start cutting into the old caps, which will be a mess i assume. Option three would be to remove the powersupply pcb after all, but that seems to be a lot of work. Anyone been here before?

It came with an 5L4N, hence my interest into getting it fixed :)

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