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15 February 2013, 18:36
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#1 |
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Registered User
Join Date: Apr 2010
Location: Italy
Posts: 1,136
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cd32 repair, help
i have a cd32 dead for psu with problem
i found wire interrupt near switch, repaired i found u22 exploded, removed i found ram u17 exploded and removed now black screen i verify kickstart but with or without swap, is different compared with i have found on my hard-disk can go with only 1 mega chip ram, i need remove other ram, u16 or u18 or u19? can test with kick 2.04? |
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16 February 2013, 15:41
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#2 |
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Registered User
Join Date: Apr 2010
Location: Italy
Posts: 1,136
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i have verify the kick with another cd32 and is ok
i have 1,5volt on reset but don't find on the schematics the chip ne555 or similar |
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17 February 2013, 00:49
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#3 |
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Registered User
Join Date: Apr 2011
Location: birmingham
Age: 55
Posts: 2,827
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i dont think it has a 555 for the reset,doesent it use the same reset as a 1200?
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17 February 2013, 04:59
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#4 |
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Precious & fragile things
Join Date: Feb 2009
Location: Victoria, Australia
Posts: 1,946
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Exploded ram chips and capacitors seems to indicate an over voltage, the machine may be beyond salvage.
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