Isolating web user interface problems – Dell PowerVault TL4000 User Manual

Page 187

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If the card appears to have no abnormalities, reseat the card back in the
library, tighten the thumb screws, and turn library power ON.

4.

If both the Operator Control Panel and Web User interfaces are inoperable or
frozen and the latest firmware has been installed, the controller card CRU
electronics is the most likely failure. If only the Web User Interface has failed,
please see “Isolating Web User Interface Problems” before replacing any CRUs.

5.

If a control card error code has been obtained and reseating, power cycling, and
updating the library firmware did not fix the problem, the controller card CRU
is the most likely failing CRU (refer to “Replacing a Library Controller Card”
on page 10-11).

6.

If the error code indicates an accessor type error (slider, elevator, sled, etc.),
release and remove both magazines (see “Control: Magazine” on page 5-17,
“Manage Library: Release Magazine” on page 5-42, or “Releasing the
Magazines Manually” on page 9-1)
and observe the accessor path for any
obvious obstruction or problems. Resolve any observed problem if possible.
Execute a Library System Test. See “Service Library: Perform Diagnostics” on
page 5-62
for the web or “Service: Run Tests” on page 5-30 for the OCP If the
problem is persistent, contact Dell technical support.

7.

If the library is taking an extended amount of time in recovery to complete
initialization, perform an inventory, or executing a cartridge movement within
the library, and, after finding the magazine cell fiducials to be present with no
visible damage and correctly installed, suspect the sensor/emitter on the
accessor mechanism to be inoperable. Execute a Library System Test. See
“Service Library: Perform Diagnostics” on page 5-62 for the web or “Service:
Run Tests” on page 5-30
for the OCP If the problem is persistent, contact Dell
technical support.

Isolating Web User Interface Problems

If the Web User Interface is not functioning at all or if it is intermittently
functioning, review the following steps to ensure that it is properly configured, or,
to help determine which CRU or part needs to be replaced. The complete Web
User Interface electronics reside on the library controller card CRU.
1.

Ensure that the ethernet cable is securely plugged in the rear of the library at
the ethernet port. See 7 on the “Rear Panel” on page 1-3.

2.

Ensure that the correct IP, Netmask, and Gateway addresses are keyed into the
network parameters. From the Operator Control Panel, navigate to Configure >
Network

.

3.

Ensure that the correct IP address is being used on the web browser. If you get
a security certificate alert when logging in to the Web User Interface, you can
install the certificate or allow an exception (depending on the internet browser
you are using). Even though with some browsers you will still receive a
security certificate warning/error each time you log in to the Web User
Interface, your transmission is secure. SSL is enabled when the URL to your
library begins with https:// and some browsers will show a lock.

4.

If the ethernet connection is a direct connection between the PC and the library,
a special "crossover" ethernet cable needs to be used.

Note:

On newer PCs, either straight through or crossover ethernet cables may
be used since the crossover requirement is provided internally.

5.

Check the ethernet cable carefully (or try another cable) and, if the cable is
connected to a network hub or switch, try a different port.

6.

If the Web User Interface is still malfunctioning, replace the Library Controller
Card CRU (refer to “Replacing a Library Controller Card” on page 10-11).

Chapter 7. Troubleshooting

7-11

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