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Author Topic: K7400 No Picture. Can You test voltage?  (Read 1111 times)

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fairway2000

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K7400 No Picture. Can You test voltage?
« on: April 20, 2012, 07:35:08 pm »
I have a k7400 with no picture. The neck glows. Can board test points be tested without a tube?

Thanks

cbuschief

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Re: K7400 No Picture. Can You test voltage?
« Reply #1 on: April 26, 2012, 12:15:57 am »
That would be very unsafe and having a picture to verify your work is worth the effort of hooking up the tube.