One thought:
Has anyone looked at the power supply voltage & stability?
I suspect if the voltage is low, or if it drops during the startup
current surge, it would have that sort of effect...
Line fluctuations could also explain why it's sometimes better/worse
than other times.
Good Luck, Joseph.
At 11:38 AM 26/09/97 -0400, Litron@aol.com wrote:
>I have been having an on again-off again problem that maybe somebody can help
>me with. When I push the on button on the control module to start the laser,
>it immediately shuts off. I can do this 5, 10, sometimes 30 times before it
>finally stays on. H20 pressure is OK, no indicator lights come on, our
>Coherent tech-who is great-is stumped. It's been suggested that we may need
>a new control module-cost $2500. Does anybody have one in good condition
>they are interested in selling, or does anybody have any other suggestions
>for me? All info will be much appreciated.
>
>Dorothea Torous
>litron@aol.com
>
>
-- Joseph Webster Flow Cytometry Facility Centenary Institute