Fellow Prism owners:  We recently replaced a leaky reference bellow and
would like to re-set the variable volume control (minimum 0 and maxium
aprox. 4500). Does anyone know if this is set in the microcode section of
the software, and if so does anyone know the codes?  Thanks, Margaret 
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Margaret Lansing
U.S. Dept. of Commerce
National  Oceanic & Atmospheric Administration
Great Lakes Environmental Research Laboratory
2205 Commonwealth Blvd.
Ann Arbor, MI  48105
313-741-2289