beautypg.com

HP ProLiant DL120 G5 Server User Manual

Page 68

background image

Troubleshooting 68

You are unable to connect at 56 Kbps

Action:

1.

Find out the maximum baud rate at which the ISP connects, and change the settings to reflect this.
Reattempt to connect at a lower baud rate.

2.

Be sure no line interference exists. Retry the connection by dialing the number several times. If
conditions remain poor, contact the telephone company to have the line tested.

Network controller problems

Network controller is installed but not working

Action:

1.

Check the network controller LEDs to see if any statuses indicate the source of the problem. For LED
information, refer to the network controller documentation.

2.

Be sure no loose connections (on page

37

) exist.

3.

Be sure the network cable is working by replacing it with a known functional cable.

4.

Be sure a software problem has not caused failure. Refer to the operating system documentation for
guidelines on adding or replacing PCI Hot Plug devices, if applicable.

5.

Be sure the server and operating system support the controller. Refer to the server and operating
system documentation.

6.

Be sure the controller is enabled in the BIOS Setup Utility.

7.

Check the PCI Hot Plug power LED to be sure the PCI slot is receiving power, if applicable.

8.

Be sure the server ROM is up to date.

9.

Be sure the controller drivers are up to date.

10.

Be sure a valid IP address is assigned to the controller and that the configuration settings are correct.

11.

Run Insight Diagnostics ("

HP Insight Diagnostics

" on page

35

) and replace failed components as

indicated.

Network controller has stopped working

Action:

1.

Check the network controller LEDs to see if any statuses indicate the source of the problem. For LED
information, refer to the network controller documentation.

2.

Be sure the correct network driver is installed for the controller and that the driver file is not
corrupted. Reinstall the driver.

3.

Be sure no loose connections (on page

37

) exist.

4.

Be sure the network cable is working by replacing it with a known functional cable.

5.

Check the PCI Hot Plug power LED to be sure the PCI slot is receiving power, if applicable.

6.

Be sure the network controller is not damaged.

7.

Run Insight Diagnostics ("

HP Insight Diagnostics

" on page

35

) and replace failed components as

indicated.