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The following section only describes problems that might prevent you from accessing the comprehensive information in Chapter 2. Display problems When I turn on the computer, nothing appears on page 53. If the screen is blank, make sure that: - The battery is plugged into a working electrical outlet. - ...Chapter 4. Note: If you do not find your problem here, see "Computer screen problems" on the screen. The AC adapter is connected to the computer and the power...
The following section only describes problems that might prevent you from accessing the comprehensive information in Chapter 2. Display problems When I turn on the computer, nothing appears on page 53. If the screen is blank, make sure that: - The battery is plugged into a working electrical outlet. - ...Chapter 4. Note: If you do not find your problem here, see "Computer screen problems" on the screen. The AC adapter is connected to the computer and the power...
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.... The computer enters sleep mode (the sleep indicator turns on) immediately after Power-on page 114. Make sure that: The battery is charged. The operating temperature is getting low. If the computer does not return from sleep mode, or the sleep indicator ... computer to cool and to the computer, or replace the battery with a fully charged one. See "Specifications" on self-test (POST). The critical low-battery error message appears, and the computer immediately turns off. Troubleshooting Sleep or hibernation problems The computer enters sleep mode unexpectedly.
.... The computer enters sleep mode (the sleep indicator turns on) immediately after Power-on page 114. Make sure that: The battery is charged. The operating temperature is getting low. If the computer does not return from sleep mode, or the sleep indicator ... computer to cool and to the computer, or replace the battery with a fully charged one. See "Specifications" on self-test (POST). The critical low-battery error message appears, and the computer immediately turns off. Troubleshooting Sleep or hibernation problems The computer enters sleep mode unexpectedly.
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...for 4 seconds or more. Do the following: If you are using the AC adapter, or using the battery, and the battery status indicator is on , your computer is in the following problem "The screen is blank. then press any key or the power button to resume from sleep mode, your computer...sleep mode. then press the power button to the computer; If the computer is still not reset, remove the AC adapter and the battery. Computer screen problems The screen is unreadable or distorted." 53 Connect the AC adapter to make the screen brighter. If the power indicator is in...
...for 4 seconds or more. Do the following: If you are using the AC adapter, or using the battery, and the battery status indicator is on , your computer is in the following problem "The screen is blank. then press any key or the power button to resume from sleep mode, your computer...sleep mode. then press the power button to the computer; If the computer is still not reset, remove the AC adapter and the battery. Computer screen problems The screen is unreadable or distorted." 53 Connect the AC adapter to make the screen brighter. If the power indicator is in...
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...131; Speakers is selected as a playback device. Battery problems Your computer shuts down before the battery status indicator shows empty. -orYour computer operates after the battery status indicator shows empty. For details, see "Handling the battery" in the battery might be heard from the speaker even when the volume is... short. Make sure that: The Mute function is off the computer for a fully charged battery is turned up. The operating time for one minute to reset the protector; The surge protector in Chapter 2. then turn on the ...
...131; Speakers is selected as a playback device. Battery problems Your computer shuts down before the battery status indicator shows empty. -orYour computer operates after the battery status indicator shows empty. For details, see "Handling the battery" in the battery might be heard from the speaker even when the volume is... short. Make sure that: The Mute function is off the computer for a fully charged battery is turned up. The operating time for one minute to reset the protector; The surge protector in Chapter 2. then turn on the ...
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Make sure that the hard disk drive is included in the Boot menu in Chapter 2. A hard disk drive problem The hard disk drive does not work. Troubleshooting The battery does not charge. Use the OneKey Recovery to help solve or identify your problem. For details, see OneKey Rescue System User Guide. 56 For details about OneKey Recovery, see "Handling the battery" in BIOS Setup Utility correctly. A startup problem The Microsoft® Windows operating system does not start. Chapter 4.
Make sure that the hard disk drive is included in the Boot menu in Chapter 2. A hard disk drive problem The hard disk drive does not work. Troubleshooting The battery does not charge. Use the OneKey Recovery to help solve or identify your problem. For details, see OneKey Rescue System User Guide. 56 For details about OneKey Recovery, see "Handling the battery" in BIOS Setup Utility correctly. A startup problem The Microsoft® Windows operating system does not start. Chapter 4.
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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. See the Boot menu of the BIOS Setup Utility. Also make sure ... the startup sequence in the BIOS Setup Utility is set so that the device from a device you are working on the network. Troubleshooting Other problems Your computer does not respond. To turn off your computer, press and hold the power button for 4 seconds or more. Chapter 4. The computer does...
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. See the Boot menu of the BIOS Setup Utility. Also make sure ... the startup sequence in the BIOS Setup Utility is set so that the device from a device you are working on the network. Troubleshooting Other problems Your computer does not respond. To turn off your computer, press and hold the power button for 4 seconds or more. Chapter 4. The computer does...
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Index A AC adapter Jack 6 Using 31 B Battery charging 33 Bluetooth Connecting 46 Interoperability 119 Switch 16 Usage environment 121 C Camera 16, 22 Caring your computer 82 Cleaning Computer cover 88 Computer display ... Drivers 31 E eSATA/USB combo port 6, 37 ExpressCard/34 slot 6, 39 F FCC statement 122 Frequently asked questions 47 Function key combinations 15 H Hard disk drive problems 56 HDMI port 4, 42 Headphone jack (S/PDIF 8, 43 Help Customer Support Center ........ 59 Help and service 58 On the Web 59
Index A AC adapter Jack 6 Using 31 B Battery charging 33 Bluetooth Connecting 46 Interoperability 119 Switch 16 Usage environment 121 C Camera 16, 22 Caring your computer 82 Cleaning Computer cover 88 Computer display ... Drivers 31 E eSATA/USB combo port 6, 37 ExpressCard/34 slot 6, 39 F FCC statement 122 Frequently asked questions 47 Function key combinations 15 H Hard disk drive problems 56 HDMI port 4, 42 Headphone jack (S/PDIF 8, 43 Help Customer Support Center ........ 59 Help and service 58 On the Web 59
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... Cleaning 89 Problems 51 Using 14 L Lenovo limited warranty 97 M Maintenance 93 Memory card slot 8, 20 Microphone Built-in 2 External 8, 45 Mobile Broadband 25 Index N Notice Electronic emissions 122 EU environmental 126 For US users 132 Numeric keypad 14 O OneKey Rescue System button ..... 2, 19 P Password Problems 51 Using 30 Power button 2 Problems Battery 55 Computer...
... Cleaning 89 Problems 51 Using 14 L Lenovo limited warranty 97 M Maintenance 93 Memory card slot 8, 20 Microphone Built-in 2 External 8, 45 Mobile Broadband 25 Index N Notice Electronic emissions 122 EU environmental 126 For US users 132 Numeric keypad 14 O OneKey Rescue System button ..... 2, 19 P Password Problems 51 Using 30 Power button 2 Problems Battery 55 Computer...