Re: Tektronix 465 No Trace, No Dot

Bill Spratt

Check fuse F1519 near the rear of the scope next to the bridge rectifiers. It's a 1.5A fuse for the +15 unregulated supply going to the transformer for the high voltage multiplier. If it's blown then the tantalum cap C1419 under the high voltage cover may be shorted.

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