7-2 Maintenance
SYSTEM DIAGNOSTICS
The system diagnostics run several tests on the CPU blade.
Select [Tool menu] - [Test and diagnostics] in NEC EXPRESSBUILDER to diagnose the system.
Test Items
The following items are tested by the system diagnostics:
Memory
CPU cache memory
Hard disk drive used as the system drive
IMPORTANT:
disconnect the CPU blade from the network. Executing the system
diagnostics with the CPU blade connected to the network may cause
network instability.
NOTE:
disk.
When executing the system diagnostics, make sure to
When checking the hard disk drive, no data is written to the