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7-22 Sun StorEdge 5310 NAS Troubleshooting Guide • December 2004
5. Type reboot at the CLI to reboot the system and ensure that the new settings are in
effect.
If a backup of /dvol/etc is not available, the following must be reconfigured
manually: user maps, local group members and permissions, ssh keys, exports and
related security, and local users/groups/hostgrps entries. Please see the software
manual or the FAQ for setup instructions for these items.
7.6.11 System FRU (Super FRU)
Caution – The procedure below is for the attention of qualified service engineers
only. Before touching or replacing any component inside the server, disconnect all
external cables and follow the instructions in “Safety: Before You Remove the Cover”
on page 7-2 and “Removing and Replacing the Cover” on page 7-2. Always place the
server on a grounded ESD pad and wear a properly grounded antistatic wrist strap.
A System FRU is the Main Board with SCSI backplane, power supply, front-panel
board, fan module and all cables. The System FRU contains no CPU(s), HDDs, or
DIMMs. The field engineer transfers the customer's CPU(s), HDDs, and DIMMs to
the new assembly.
7.6.11.1 Super FRU Installation
Before removing the cover to work inside the system, observe the safety guidelines
previously given.
Please note that Super FRU is the entire system without the following components:
■ CPU
■ Power Supply
■ System Fan
■ Memory Fan
■ Flash Disk
■ LCD Module
■ Optical GigE
■ RAID Card
■ TBBU
■ HDD
■ DIMMS
The System FRU is supplied with glue to install the Flash Disk. The items listed
above must be installed into the Super FRU to restore the system.