If the DAG is not attached correctly or not present, would this cause an effect of the picture being out of focus? I have two WG 6100's that display an image but after a few moments the image is fuzzy, like looking through a frosted window. I tried different HV and deflection boards and get the same result.
Kirby
John Robertson <pinball@telus.net> wrote:
>The 'aquadag' coating on the outside of the picture tube must be connected
>to the monitor chassis common for the tube to charge up correctly...it is
>only a giant glass capacitor after all, a few ufd at 20Kv...you can use a
>spring if you like, but it must make a good contact to the tube coating and
>cover a few square inches. A better solution is to get a piece of braided
>wire and run it across the rear of the tube with a spring to keep the braid
>from touching the yoke. Then solder a jumper wire that can be either
>soldered or screwed to the chassis common.
>
>John :-#)#
>
>At 08:08 PM 02/05/2002 -0400, Curtis H. Wilbar Jr. wrote:
>
>
>>Had this embedded in a longer post... so for those that have seen it
>>sorry for the duplication, however I think some people may not have seen
>>it because it was embedded in a longer post...
>>
>>My Electrohome G05-801 (Asteroids) metal "strap" used for groudning
>>the monitor tube is rotted off (found a piece of it in the bottom of the
>>game).
>>I don't see a wire floating around, but I assume that this strap is used
>>for grounding the back coating on the monitor tube.
>>
>>What are the issues with this not being grounded...
>>I've seen some monitors (like amplifone) use a spring to ground that coating
>>to the monitor frame. Would that be one way of rectifying the rotted
>>off strap ?
>>
>>Thanks in advance,
>>
>> -- Curt
>>
>>
>>
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Received on Fri May 3 00:36:51 2002
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