7-6 MaintenanceSYSTEM DIAGNOSTICSThe System Diagnostics runs several tests on the server.Select [Tool menu] - [Test and diagnostics] in the NEC EXPRESSBUILDER to diagnose thesystem.Test ItemsThe following items are tested in system diagnostics. Memory CPU cache memory Hard disk drive used as a systemIMPORTANT: When executing the system diagnostics, make sure todisconnect the LAN cable. Executing the system diagnostics with theLAN cable connected, the network may be influenced.NOTE: On checking the hard disk drive, no data is written into thedisk.