Author Topic: Earthy logic board for Solartron (Schlumberger) 7071 or 7081  (Read 531 times)

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Offline perdrixTopic starter

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Earthy logic board for Solartron (Schlumberger) 7071 or 7081
« on: October 29, 2022, 10:17:27 am »
Does anyone have a dead Solartron 7071 (or 7081) with a good earthy logic board that they're prepared to let me have for a suitable consideration?

Thanks
David
 

Offline Chris56000

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Re: Earthy logic board for Solartron (Schlumberger) 7071 or 7081
« Reply #1 on: October 29, 2022, 01:46:18 pm »
What's wrong with your original one?

Chris Williams
It's an enigma that's what it is!! This thing's not fixed because it doesn't want to be fixed!!
 

Offline perdrixTopic starter

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Re: Earthy logic board for Solartron (Schlumberger) 7071 or 7081
« Reply #2 on: October 29, 2022, 03:33:55 pm »
Lets just say it won't start up and I've burnt more hours trying to fix it than I care to think about.  Swapped eproms (tick), checked logic ICs (tick), checked solder jumpers (tick), replaced RAM (tick), replaced processor (tick) ... etc etc.

I know it's that board as I borrowed one from a 7081 and it worked straight away.
 

Offline Chris56000

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Re: Earthy logic board for Solartron (Schlumberger) 7071 or 7081
« Reply #3 on: October 29, 2022, 11:30:51 pm »
Any evidence of battery corrosion on it?

There is one on eBay but it would cost four figures by the time you've paid postage and import charges on it !

Chris Williams
It's an enigma that's what it is!! This thing's not fixed because it doesn't want to be fixed!!
 


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