© Copyright Lenovo 2017
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power dip include flickering display screens, unexpected system reboots, and unresponsiveness to commands, etc.)
）
For problems due to power surge
signals, install a surge suppressor between the power outlet and the server power cord.
If the problem is not resolved, contact your local Lenovo service center or call our toll-free hotline at 800-810-8888.
5 . 4 RESOLVING OTHER PROBLEMS
5.4.1 MONITOR DISPLAY PROBLEMS
If your monitor does not display properly, perform the following checks:
1.
Verify that the monitor's power switch is turned on. Solution: Turn on the monitor's power switch.
2.
Verify that the power cords of the server and monitor are securely and correctly connected to the power outlets. Solution: Plug the one end of the
power cord securely into the connector at the back of the server/monitor and the other end into a power outlet. Make sure that the power outlet used is
working properly.
3.
Verify that the monitor signal cable is properly connected, and there are no bent or broken pins.
Solution: Connect the monitor signal cable securely
to the corresponding signal outlet on the server.
4.
Verify that the system fan is running. If the system fan does not run, shut down the server immediately and disconnect it from all power sources.
Open the side panel of the server as instructed in this manual and verify that all connections are securely fastened.
5.4.2 WAVY LINES ON THE SCREEN
If you see wavy lines running across your display screen, do the following:
1.
Verify that the monitor signal cable is correctly connected to the server: plug the ends of the signal cable securely into the adapter at the front of the
server and into the corresponding connector at the rear of the monitor.Make sure that the power outlet used is working properly.
2.
Some monitors have relatively noisy displays; these monitors should be replaced.
3.
If the wavy lines persist, unplug the KVM signal line from the rear.
5.4.3 CLEARING SYSTEM CONFIGURATION
In event of any of the following, clear the current system configuration (refer to Chapter 3 for clearing CMOS using jumpers) and restore the system to
its default settings.
1.
The system malfunctions after the default hardware configuration was changed, e.g. after adding/removing a network card or memory module.
2.
"CPU Fail" or other error messages are displayed on the screen during the startup self-test.
3.
The system malfunctions after the BIOS settings were changed (unable to start up the server).
4.
Error in system configuration due to sudden power outage.
Contact your local Lenovo service center to have the above procedures performed at your site.
Note: All maintenance work performed by the user shall be at his/her own risk. Lenovo shall not be responsible for any hardware damage that may
arise as a consequence.
5.4.4 REPLACING THE SYSTEM BOARD BATTERY
The server battery should be replaced if missing server configuration error occurs frequently, system startup is unstable, or the error message: "CMOS
Battery Fails" is displayed on the screen during the startup self-test. Contact your local Lenovo service center to have the server battery replaced at
your site.
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Страница 30: ...30 Removing the dummy tray of a 3 5 inch dummy tray To reinstall reverse the steps above ...
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Страница 106: ... Copyright Lenovo 2017 106 4 13 3 Firmware Update This wizard takes you through the process of firmware upgradation ...
