NEC Express5800/120Mc2 User Manual

Also see for Express5800/120Mc2 series: Release note Datasheet

Contents

3-20 Configuring Your SystemConfiguring System Board JumpersBefore You BeginOnly a qualified technical person should perform the procedures in this section.! CAUTIONElectrostatic discharge (ESD) can damage the systemboard. Modify the system board only at an ESD workstation.Otherwise, wear an antistatic wrist strap attached to chassisground.The system board jumpers enable you to set specific operating parameters foryour system. A jumper is a small plastic-encased conductor (shorting plug) thatslips over two jumper pins.The “System Board Jumpers” illustration shows the location of the system boardjumpers. The “System Board Jumper Configurations” table lists the systemboard jumpers and their factory default settings.System Board Jumpers