2-4 Sun Fire X2250 Server Service Manual • April 2009
2.3 Troubleshooting Procedures
TABLE2-1 lists problems that might arise as you use your server. Possible solutions

arelisted for each problem. If the solutions listed here do not fix the problem, run the

appropriate diagnostic test (see Chapter3).

TABLE2-1 TroubleshootingProcedures
Problem Possiblesolution
Server does not
power on when you
pressthe front panel
Power button.
Keep notes on the following situations in case you need to call Sun
service:
• Is the Power/OK LED illuminated on the front of the system?
(Ensurethat the power cord is connected to the system and to a
groundedpower receptacle.)
• Does the wall outlet have power? Test by connecting another
device.
• Does the monitor sync within 1-2 minutes after power on? (The
greenLED on the monitor stops flashing and remains illuminated.)
Serverpowers on, but
the monitor does not.
• Is the Power button for the monitor turned on?
• Is the monitor power cord connected to a wall outlet?
• Does the wall outlet have power? Test by connecting another
device.
CD or DVD does not
eject fromthe media
tray when you press
the Eject button.
• Move the mouse or press any key on the keyboard. The drive
might be in the low power mode.
• Use the utility software installed on your server to eject the CD.
• Ensure that the media in the device is not in use and is not
mounted by the operating system.
Server does not
power offwhen the
frontpanel Power
button is pressed.
• Try all of the power-off options shown in Section1.4.3, “Shutting
Down Main Power Mode” on page 1-8.
• If the server still does not power off, disconnect the power cable
fromthe rear of the chassis.
The network status
indicator does not
light up.
• Check the cabling and network equipment to verify that all cables
arecorrectly seated.
• Reinstall the network drivers.
An external device
connected to a USB
connector does not
work.
• Reduce the number of external devices connected to a USB hub.
• Refer to the documentation that comes with the device.