TROUBLE SHOOTING

This section describes how to solve common errors and problems.

Notify us about errors. Solution IDL starts only in DEMO mode. Solution pics_gui or pics_ag GUIs hanging / not responding. Solution Power failure of X terminals and associated computer (e.g. o2klinux). Solution AG Camera CCD Controller hangs. Solution SPEC Camera CCD Controller hangs. Solution SPEC or AG LN2 warning. Solution Lamp failure. Solution pics_ag hanging in autoguiding mode. Solution VME controller lea problem. Solution Error upon first start of pics_gui. Solution pics_gui does not update image upon start. Solution pics_ag command line periodically updated with "possibly saturated..." Solution pics_ag produces error message on command line and freezes GUI. Solution At PMAS startup or during normal operation: PMAS Status Window signals an error for mechanical component (red flag). See particular examples below. Solution GROT ERROR. Solution AG FILTER ERROR. Solution AG FOCUS ERROR. Solution AG STAGE ERROR. Solution CALUNIT ERROR. Solution CAMPOS ERROR. Solution COLPOS ERROR. Solution