Fujitsu ETERNUS DX80 S2 User Manual page 99

Chapter 7 Troubleshooting
7.1 Check List
■ When the ETERNUS DX Disk storage system cannot be connected via a network service
Check the following points. If none of these resolve the problem, contact your maintenance engineer.
• Is the ETERNUS DX Disk storage system turned off?
• Has the LAN cable become disconnected? For a dual-controller type, does the controller to which the LAN
cable is connected have an unlit MASTER LED?
• Have any network devices (such as LAN switch or router) failed? Are the network device settings invalid?
• Are the environment settings for the network service invalid?
• Is the IP address incorrect?
• Are the settings for the ETERNUS DX Disk storage system LAN ports (firewall) invalid?
If the problem is not resolved, follow the procedure below to restore the default values for the ETERNUS DX
Disk storage system network environment settings and the firewall settings.
Note that the settings (network environment settings and firewall settings) for all of the LAN ports are
initialized after the following procedure is performed.
Procedure
1
Remove the flange cover of the controller enclosure.
2
Change the status of the ETERNUS DX Disk storage system to maintenance status.
Use the pin that is provided with the ETERNUS DX Disk storage system to push down the FUNCTION
button for three seconds.
The ETERNUS DX Disk storage system is in maintenance status when the MAINT/ID LED is green.
ETERNUS DX80 S2/DX90 S2 Disk storage system User's Guide -Operation-
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