External Device Problems - HP CL2100 G3 807S User And Maintenance Manual


Only supported processors should be installed. Specific steps are required for the installation of
processors.

Be sure that the socket pins on each processor are intact

Replace the processor with another processor that is known to be properly functioning.
Network connection problems
Network not working
1.
Be sure that no loose connections exist between the LAN port and the system board.
o
Be sure no loose connections exist between the LAN port and the LAN cable.
o
Determine if the software is causing the problem
o
Replace the LAN cable with a LAN cable that is known to be functioning properly
o
Use the latest LAN card driver when installing the OS, and be sure the server and the OS support
o
the controller.
Be sure a valid IP address is assigned to the controller and that the configuration settings are
o
correct.
Restart the server to determine if the network starts working.
o
Network stops working
2.
Be sure no loose connections exist.
o
Be sure the correct network driver is installed for the controller and that the driver file is not
o
corrupt. Reinstall the driver.
Test the network cable to verify that it is functioning properly by replacing it with a cable that is
o
known to be properly functioning.
Be sure the network controller is not damaged.
o
Reinstall the network driver.
o
Restart the server to determine if the network starts working
o
Network stops working when an adding an external board
3.
Action:
Be sure no loose connections exist.
o
Be sure the server and OS support the external board.
o
Be sure the new external board does not change the server configuration
o
Be sure the correct driver is installed for the network controller.
o
Reinstall the network driver.
o
Restart the server to determine if the network starts working.
o

External device problems

Mouse and keyboard problems

Be sure no loose connections exist.

Be sure the keyboard or and mouse is connected to the correct ports.

Be sure the keyboard or mouse is clean.
Diagnostic flowcharts 86