Samsung NP-Q1 Ultra Series, Service Manual

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4.
Troubleshooting
◆When booting up the computer
13.
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 medoa 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.
14. The "To enter BIOS SETUP, press<F2>, To continue, press<F1>." message appears.
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This message 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 data and time are correct in the BIOS SETUP.
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Save the settings and restart the system.
15. 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.
16. 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.
17. 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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