On 12 Aug 00 at 10:50, Edenyard wrote:
>> Have you checked really obvious things? E.g., is the vertical
>>centring control noisy? Is the up-and-down rhythmical, or twitchy and
>>random? If rhythmical, maybe there's hum modulation on a supply line
>>(suspect large electrolytics in power supply). If random, maybe dicky
>>connection, perhaps at field scan coils plug? Could it even be as simple as
>>a loose wire in the VGA input lead disturbing the syncs? Does the movement
>>respond to gentle tapping on the chassis??
>>
>> Sorry to be so vague! Fault-finding by remote control isn't all that
>>easy!
Not bad for LD troubleshooting. I have a bad spot on my vertical
position potentiometer on my monitor that if I try to position the
image at a particlar vertical position it jumps badly. A spot of TV
tuner cleaner would proably clear that up so it is something to
consider also.
Regards,
Dale Mentzer
Never mess up an apology with an excuse.
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