Fujitsu ETERNUS DX S5 Series Operation Manual (Basic page 77

6. Troubleshooting
Check List
■
When the ETERNUS DX Cannot Be Connected via a Network Service
Check the points that are shown below. If the problem persists, contact your maintenance engineer.
Is the ETERNUS DX turned off?
•
• Is the LAN cable disconnected? Is the LAN cable connected to a LAN port of a controller with a MASTER LED not
turned on?
To switch the Master CM, perform one of the following procedures.
- Using the FUNCTION button/setting change switches to switch the Master CM
• Push the FUNCTION button/CM Master Change switch (MST SW) twice within three seconds during
maintenance to switch the Master CM to another controller.
Using ETERNUS Web GUI to switch the Master CM
-
If the IP address for the Slave CM is specified, access to the Slave CM IP address via ETERNUS Web GUI to
switch the Master CM is performed.
• Have any network devices (such as LAN switch or router) failed? Is the LAN cable disconnected or damaged?
Are the network device settings invalid?
• Are the environment settings for the network service invalid?
• Is the IP address correct?
Are the settings for the ETERNUS DX LAN ports (firewall) invalid?
•
If the problem is not resolved, follow the procedure below to restore the default values for the network
environment settings and the firewall settings.
IMPORTANT
Note that the settings (network environment settings and firewall settings) for all of the LAN ports are
initialized after the following procedure is performed.
1
Remove the flange cover or the front cover of the controller enclosure.
2
Change the status of the ETERNUS DX to the maintenance status.
Use the pin to push the FUNCTION button/maintenance switch (MNT SW) for three seconds.
ETERNUS DX60 S5/DX100 S5/DX200 S5
Flange cover
ETERNUS DX500 S5/DX600 S5/DX900 S5
Front cover
77 Operation Guide (Basic)