Lenovo B450 Lenovo B450 User Guide V1.0 - Page 54
Troubleshooting, A startup problem, OneKey Rescue System problems, Other problems
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Chapter 5. Troubleshooting A startup problem The Microsoft® Windows operating system does not start. • Use the OneKey Rescue System to help solve or identify your problem. For details on the OneKey Rescue System, see "Chapter 4. OneKey Rescue System" on page 28. OneKey Rescue System problems Backup cannot be made. • You are not currently using a Windows operating system. • There is not enough space to store the backed up data. You will need to free more hard disk space on your system partition (C drive). Fail to restore system • The system partition, such as the partition size or the partition to factory default. drive capacity of C, has been modified. Other problems The computer does not respond. • To turn off your computer, press and hold the power button for 4 seconds or more. If the computer still does not respond, remove the AC adapter and the battery. • Your computer might lock when it enters sleep mode during a communication operation. Disable the sleep timer when you are working on the network. 40