STUDER A80 MASTER RECORDER

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ilfungo

Well-known member
Joined
Apr 25, 2009
Messages
1,467
Location
ITALY
Hi
I'm looking for the manual for this recorder
STUDER A80 MASTER RECORDER
On the rear  plate it says A80 VU II
photo attached
thanks
 

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Sorry I have a problem

when not in play mode the machine is always in edit mode.
I can not take away from the edit
What could it be?
thanks
 
Sounds like a logic problem.  There is a card for this in the A80.  I worked on these back in the 70's.  Cant remember but the edit mode is a logic mode to stop the takeup reel motor but engage the pinch roller. 

Does the  Take up motor run in fast forward and rewind?  If it does not then there is a reel motor card and also pass transistors to drive the motor that could have problems.    If the reel motor does work in fast forward and rewind than it is a logic problem.    The Cards are under the transport and access is with a panel folded down.   

These are great machines to work on and the Swiss made quality is superb but like everything else they break.

Good luck 
 
Thanks fazer
I was advised to try a relay on the logic board.
To me it seems to work, but the problem is there.
I will try to understand .....
thanks
 

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