Samsung NT-R70xxxx Series, Руководство по обслуживанию

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4.
Troubleshooting
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When booting up the computer
19. The "Invalid System Disk. Replace the Disk and then press any key" message appears.
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This message may appear when the connected USB memory or CD media does not include
bootable data.
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The "Reboot and Select the proper Boot device or Insert a bootable media in the selected Boot
device and press a key" message appears.
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Check if the signal and power cables are properly connected to the hard disk drive.
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Check if the hard disk drive is recognized in the BIOS SETUP.
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The operating system on the hard disk drive is corrupted. Reinstall Windows.
20. The "To enter BIOS SETUP, press <F2>. To continue, press <F1>." message appears.
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This may happen when the BIOS settings are different from the system environment. In this
case, setup the BIOS according to your system environment.
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Press <F2> to enter the BIOS SETUP.
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Check if the date and time are correct in the BIOS SETUP.
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Save the settings and restart the system.
21. The 'CMOS Checksum error’ message appears.
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This message may appear when the CMOS battery of the main board is completely discharged.
In this case, replace the battery with a new one of the same type and set up the BIOS SETUP
according to your system environment.
22. Windows boots up in safe mode.
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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.
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Run Check Disk.
23. 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
24. 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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