Re: Power Supply issue (ROAL 064)

Anyone know of a place I could order a replacement transformer? Or could I rebuild this one (the base looks like its melted so bad I doubt it could be rebuilt). or would it be more trouble than it's worth?

Re: Power Supply issue (ROAL 064)

Yea, I was afraid of that. I am thinking that transformer was a specialty part?

I don't have access to a soldering iron right now, but I did remove the board from it's casing to get some closer pics. The other components look OK around it, but the transformer is definitely burnt up....

Hello, I got a old IBM AS/400 with a ROAL 064 power supply (480W). This unit had been sitting for awhile, but when we fired it up, there was a loud pop, and smoke, that I have seen many times when a power supply goes bad. There is no power coming from the power supply now.

I would look for another one of these power supplies, but they are going for $500 used, and this machine isn't worth that much to me... but I would like to get it running again.

I have attached some pictures of the board. I don't see any capacitors bulging or discolored, but I did see a coil or...

Re: New Members - please post your introductions here

Hello,

I am from Middle TN area. I like messing around with Electronics and computers. I work in IT for a living. I am here to learn some things about Electronics, and hopefully fix some broken ones that I have.