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  #25  
Old 02-20-2012, 10:19 PM
Unimatic1140's Avatar
Unimatic1140 Unimatic1140 is offline
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Join Date: Jun 2002
Location: Minneapolis
Posts: 70
Hi everyone, sorry for my delay in getting the voltages out, we've been particularly busy lately, ugh!

So as for the socket:
Pin 2 +0.6
Pin 10 437 (sams says should be 400)
Pin 11 116 (sams says should be 115)

I did replace all the tubes originally, but just to check I replaced the 6AU6 and still no raster, so that's not the issue. All heaters on all tubes are lit.

As for the voltages on the 6AU6 / V7:
Pin 5: 200volts (sams says should be 120)
Pin 6: 180volts (sams says should be 180)
Pin 7: 0.80 (sams says should be 28)

So it seems to me that something around pin 7 is bad, I wonder if the contrast control went out?
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