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Old 03-01-2010, 05:26 PM   #43
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Line Voltage: 12vdc,120/240vac,480vac 3ph on my bench
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Default Re: dell 270/280 polymer mods

Originally Posted by JEWilson
On the SX280 I have here, there are 5 of Rubycon MBZ 820uF 6.3V.
3 of them are bloated but test ok.
Are these on a 3.3V rail or used for bypass purposes?

Can I safely replace these with, e.g. polys or just lytics?

fire up the board and measure the voltage on them.
and mbz bloated?
sure they are not mcz or hn/hm?
if they are mbz i would carefully check the psu and cooling.
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