66 Sun Fire X4450 Server Installation Guide • July 2008
Note – For additional troubleshooting information, see the Sun Fire X4450 Server
Service Manual.
Keyboard or mouse
does not respond to
actions.
• Verify that the mouse and keyboard cables are connected to the
on-board USB 2.0 connectors on the server.
• Verify that the server is powered on and the front Power LED is
illuminated.
Server appears to be
in low power mode,
but the Power LED
does not blink.
The Power LED only blinks when all server components are in low
power mode. A tape drive might be connected to your server.
Because tape drives do not enter low power mode, the Power LED
does not blink.
Hung or frozen
server: No response
from mouse or
keyboard or any
application.
Try to access your system from a different server on the network:
1. On another system, type: ping IP_address_of_server.
2. If a response is returned, then try logging in to the Sun Fire X4450
server using either telnet, ssh,orrlogin.
3. If you successfully log in, list the running processes using the ps
command.
4. Kill any processes that appear unresponsive or should not be
running, by using the kill process_ID command.
5. Check the responsiveness of the Sun Fire X4450 server after each
process is killed.
If the this procedure does not work, power cycle the server:
1. Press the Power button to power off the server and wait 20 to 30
seconds.
2. Press the Power button again to power system back on.
TABLE 6-2 Troubleshooting Procedures (Continued)
Problem Possible solution
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