Dragon's Lair Fans - Arcade Lifestyle

General Chat => Technical Area => Topic started by: vernimark on November 05, 2014, 11:35:46 PM

Title: quasar -5v issue
Post by: vernimark on November 05, 2014, 11:35:46 PM

When I plug my quasar pcb I can see that -5v is shorted.
2708 are ok and in the first eprom line there are 2716

Are there rams somewhere that use that voltage? Or other suggestions?

Title: Re: quasar -5v issue
Post by: Robinholland on November 06, 2014, 06:06:35 PM

Sound section ?

Title: Re: quasar -5v issue
Post by: vernimark on November 06, 2014, 06:30:24 PM

disconnected...

Title: Re: quasar -5v issue
Post by: Laszo on November 06, 2014, 08:17:45 PM

Quote from: vernimark on November 05, 2014, 11:35:46 PM

When I plug my quasar pcb I can see that -5v is shorted.
2708 are ok and in the first eprom line there are 2716

Are there rams somewhere that use that voltage? Or other suggestions?

Cap shorted?

Title: Re: quasar -5v issue
Post by: vernimark on November 17, 2014, 07:07:48 PM

I forgot to update this issue... 7905 was faulty :( sorry for that :D