User Guide
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Always observe the following ESD (Electrostatic Discharge) precautions before installing any 
system component: 
1.  Do not remove any system component from its packaging unless you are ready to install it. 
2.  Wear an antistatic strap before handling electronic component. Antistatic straps are available 
at most electronic component stores. 
DO NOT attempt the procedures in the following sections 
unless you are confident of your capability to perform 
them. Otherwise, ask a service technician for assistance. 










