Re: TECH: Battlezone G05-805 monitor - still having problems

Commander Dave wrote:

> ALL: Thanks for the tips. I will be getting back to testing later this
> week.
>
> Roger: Can you tell me how to test this diode (ZD901)? Will it test
> with a meter on the diode setting? What should I look for?

It's Rodger, damn it!

The only real way to test it is to measure the voltage across it (56
volts) with the power supply running.
If you don't trust yourself doing this get some clip leads ('Shack has
them) so the meter can be connected without you holding the leads.

>
> Peter: I'll check the voltages coming into the monitor and see if it
> changes after warm-up. I guess that I should have checked all the
> other voltages to see if they drop as well. Thanks.
>
> John: Those small caps you mentioned... what style are they? If they
> are the can style electrolytics, then I believe all were replaced..
> but I will double check. If they are not the radial type, let me know.
>
> Again, thanks to all.
>
> -Commander Dave
>
> ----- Original Message -----
> From: Rodger Boots <mailto:rlboots@cedar-rapids.net>
> To: vectorlist@synthcom.com <mailto:vectorlist@synthcom.com>
> Sent: Sunday, October 06, 2002 16:20 PM
> Subject: Re: VECTOR: TECH: Battlezone G05-805 monitor - still
> having problems
>
> My best guess, ZD901, the 56 volt zener.
>
>
> Commander Dave wrote:
>
>> Hello all,
>>
>> Yes, these are the postings that never end. I am getting so
>> disgusted with this G05-805. I was able to get a working HV diode
>> and the problem of shaking and blooming still shows up. When
>> powered up totally cold, the HV is fine, maybe even a little
>> over. The image on the monitor,however, has a very small case of
>> the shakes and as it warms up the HV (about 5 minutes or less),
>> the image starts to expand and the HV starts to drop. It was down
>> to 10.8 KV when I got disgusted, cut the power and left.
>> <<snip>>
>

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Received on Wed Oct 9 01:13:32 2002