Samsung HABANA-C NT-R45 Series, Service Manual

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5- 14
5. Troubleshooting
according to your system environment.
20. Windows boots up in safe mode.
→
This may happen when Windows was not shut down normally. Therefore, shut down the system
by selecting Start > Turn Off Computer.
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This may happen when the system settings have been incompletely recognized.
→
Run Check Disk.
21. I cannot boot up the computer with a USB floppy drive or from USB memory.
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Check if the diskette is bootable.
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This may happen when the booting priority of the device is low. In this case, change the
booting priority in the BIOS SETUP.
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When shutting down the computer
22. The computer is not shut down
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If Windows does not end normally, you can forcibly shut down the system by pressing the
Power button. If the power-saving feature is activated on the Power button, press the Power
button for more than 4 seconds to turn the computer off. If the computer is then turned on again,
Check Disk is automatically run.
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Windows / Screen Related Problems
23. The computer hangs while running a program.
→
If the running program causes an error:
In Windows XP, press the <Ctrl>, <Alt> and <Del> key combination, select the application
program and click on End Task in the Applications tab of the [Windows Task Manager] window.
In Windows 2000, press the <Ctrl>, <Alt> and <Del> key combination, select the application
program or an application that does not respond and click on End Task in the [End Program]
window.
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If Windows does not respond, restart the computer. Restart the computer by pressing the Power
button.
24. No picture is displayed on the external monitor.
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Press the Switch LCD/CRT Monitor function key and check if the screen output is output to
another display device.
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Check if the hardware is out of order referring to the descriptions in the LCD related section of
the Hardware Troubleshooting.
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For models with external graphics, replace the VGA board and check if it is out of order.
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CD/DVD-ROM Related Troubles
25. A disc is not recognized or read.
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Check if the ODD module and the main board are properly connected with the 50 pin connector.
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Replace the ODD, if necessary.
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