HP Netserver L Server series - Manual (Page 54)

Chapter 6 Troubleshooting
1. If nothing is displayed on the screen, but the computer starts and, the
keyboard, flexible disk drive, other disk drives, and other peripheral
devices seem to operate properly, do the following:
0 Check that the monitor is plugged in and power is turned on.
0 Check that the brightness and contrast controls of the display are
properly set.
0 Check that the display video cable is securely connected to the
computer.
0 Turn off the display and computer, and unplug them ^om the power
outlet. Disconnect the video cable ^om the computer and examine the
video cable connector pins to see if they are bent. If they are, care^ly
straighten them. Reconnect the video cable and all power cords, and
turn on the display and computer.
0 If you have manually con^gured any accessories, veri^ that none use
the same I/O address as the integrated video interface (03B0h to
03DFh). Refer to the documentation supplied with the accessories you
con^gured for more information.
2. If the display image does not align with the screen (usually after you have
changed the resolution), use the display’s controls to center the image.
Refer to the display's manual for information about the controls.
3. If the screens generated by the applications do not look right, check the
application manual to ^d out which video standard is required.
4. If the screen goes blank a^er the HP NetServer has booted, contact your
HP support organization.
5. If the screen is blank, video blanking may be enabled. If the keyboard lock
LED is illuminated, type the password to disable video blanking.
6. If a video board is installed in an accessory slot, contact the manufacturer
of the video board.
The Keyboard or Mouse Does Not Work
1. Check that the keyboard and mouse are connected to the correct sockets.
Refer to the I/O panel label on the rear panel of the HP NetServer.
2. For a mouse error, check that the mouse is con^gured correctly in the
Pointing Devices submenu under the Integrated I/O Ports submenu under
the Con^guration menu in the Setup utility.
3. If the screen is blank and the password is enabled, type the password.
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