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Tektronix 465b repair
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Topic: Tektronix 465b repair (Read 2628 times)
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Aerobyrd93
Contributor
Posts: 11
Tektronix 465b repair
«
on:
November 22, 2015, 02:01:21 am »
Hi there,
It's hard to describe accurately exactly what the problem we are experiencing is in words, so here is a video.
https://drive.google.com/file/d/0B4Q9AmjTBNNqSVhiN09pNmloUTA1cmVvNURwNWx1Z204X0RR/view?usp=sharing
No input given with probes yield no change. Any help would be greatly appreciated.
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Cubdriver
Supporter
Posts: 4201
Country:
Nixie addict
Re: Tektronix 465b repair
«
Reply #1 on:
November 22, 2015, 06:14:45 am »
I'd start with checking all power supply rails for proper voltages and ripple levels. Bad filter caps can cause all sorts of off-the-wall looking problems.
-Pat
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If it jams, force it. If it breaks, you needed a new one anyway...
crispy_tofu
Super Contributor
Posts: 1124
Country:
Re: Tektronix 465b repair
«
Reply #2 on:
November 22, 2015, 06:20:37 am »
Don't forget some helpful troubleshooting guides from this thread:
https://www.eevblog.com/forum/repair/repair-documents-and-links-sticky-me-please-mods/
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tautech
Super Contributor
Posts: 29349
Country:
Taupaki Technologies Ltd. Siglent Distributor NZ.
Re: Tektronix 465b repair
«
Reply #3 on:
November 22, 2015, 06:51:50 am »
Link to Service manual:
http://elektrotanya.com/tektronix_465b_oscilloscope_full_sm.pdf/download.html
47 MB
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Tektronix 465b repair
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