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ARCHIVED FORUM -- April 2007 to March 2012 READ ONLY FORUM
This is the first Archived Forum which was active between 17th April 2007 and
1st March February 2012
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Hello, Sorry Martin, our messages were strangely posted the wrong way around! I've tested the deck, and it performs brilliantly: it is indeed a Nakamichi eater! The calibration works flawlessly and the resulting recording quality is really good, almost as good as my A77!(but then nothing compares to it, does it?) So far so good then, but what can
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Found it! The 7915 was bad. The motor now turns! More about the Beocord 9000 later... Jacques
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TR1, TR2, IC1, IC2, IC3 all good. [edit: IC2 is a 7915, knackered after all]
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Okay, I've got D16, the marking is just very far away from the actual diode! P1 pin1 1 v; pins 4,5,7,16 5V; pins 8,15 13 V I don't have C22 it seems (edit: it's soldered on the copper-foil side). I'm going to test that TR2 then.
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Thanks. An early version it is then. I can confirm D16 is not present. There is just a piece of wire, and it is definitely factory soldered. No voltage on P4-2. There is voltage on P11, 5 V and 13 V on several pins (do you want to know which ones?). Jacques
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Hello, I've received my new Beocord 9000 and it looks nice, apart the usual black goo, I hate this. My problem is that the motor doesn't turn. I tried it with another 12 v PSU and it works fine, and it's very silent. There is no fuse, no D16 diode, it's the later one with the protection circuit. The heatsink gets very hot on the right
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Oh? What do you do exactly? Are you able to change brushes and bearings?
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Nice work! I've got reed relays in stock too... we use them to trigger magnetic alarms! Nice picture... more please! Jacques
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Hello, Thanks for the input and for the great picture! I don't understand your 2). By washers do you mean rollers? Jacques
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Hello to all my friends, I would like to know whether anyone here could indicate a source for Beocord 8000, Beocord 9000 new old stock motors. They were very high quality Matsushita ones. The replacement ones are not servo (tacho) controlled and they are not double-shielded like the old ones. All this affects performance of course, and noise. The single
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