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Old 03-01-2010, 05:26 PM   #43
kc8adu
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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

Quote:
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?

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