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Message ID: 536     Entry time: Tue Jun 17 22:00:53 2008
Author: John 
Type: HowTo 
Category: PSL 
Subject: Problems turning MZ servo on/off 
We were unable to toggle the MZ servo on/off (Blank/Normal) from MEDM. Pushing on the Xycom board and cables changed the fault from constant to intermittent. At least one lock loss has been caused by a MZ glitch.
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