NEC Express5800 Series EXP320B - Manual (Page 249)

Installing and Using Utilities 5-65
Dump Collection
To collect the dump file with NEC ESMPRO Manager, use [CPU Module] o[Maintenance] tree in
the data viewer.
To collect the dump with the Server Maintenance Utility, use the utility screen of the component.
IMPORTANT:
Collect dump only for the purpose of failure investigation.
„ Collecting dump of inactive module
The dump is acquired from the inactive CPU module (Broken or Shot).
The dump can be collected only when the power is supplied with the module POWER LED
illuminating and both CPU module and IO module are stopped.