Problem raith SNF 2007-02-17 02:11:49: Raith150 Beam blank out of sync

sqliu at sqliu at
Sat Feb 17 02:11:50 PST 2007

The Raith 150 beak blanking control was displaying the opposite of the beam status. Could not obtain a SEM signal for write field alignment (presumably b/c the beam was blanked?)

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