Solving System Problems 5-3 System performance appears sluggish.Check that your system is set for optimal operation. Seeyour operating system documentation.Check the memory requirements of your softwareapplications. If required, have qualified personnel installadditional DIMM memory. For assistance, call yourNECCSD dealer or the NECCSD Technical SupportCenter. User password forgotten.Clear the password and reset it. See “Clear UserPassword” and “Set User or Supervisor Password” inChapter 2.Monitor ProblemsCheck the following problems to see the possible cause andsolution. Monitor screen is dark or the display is hard toread.Check that the monitor is on.Check that the monitor power cable is connected to themonitor and a power outlet, the monitor signal cable isconnected to the system, and the brightness and contrastcontrols are adjusted.Press the space bar or move the mouse to take thesystem out of the power management mode. Distorted image appears on your monitor screen.Adjust the monitor’s video controls. If this does not help,turn the monitor off for several seconds, then back on.