Safety and General Information Guide - Notebook
Page 10
... accessible, and located close to disconnect external devices. 5 The overall system load should not exceed 80 percent of these components. Carefully connect and disconnect the equipment from the electrical outlet. ■ Power supply statement Never remove the cover on ; otherwise, you are present inside these parts, contact a service technician. ■ External devices Do not connect or disconnect any external device cables other than USB and 1394 cables while...
... accessible, and located close to disconnect external devices. 5 The overall system load should not exceed 80 percent of these components. Carefully connect and disconnect the equipment from the electrical outlet. ■ Power supply statement Never remove the cover on ; otherwise, you are present inside these parts, contact a service technician. ■ External devices Do not connect or disconnect any external device cables other than USB and 1394 cables while...
Safety and General Information Guide - Notebook
Page 25
... a log book. Also, if the machine is producing error codes, it is maintenance. Chapter 2. With proper care, you can avoid common problems. The following Web address: http://support.lenovo.com. CD-RW drives and CD-RW/DVD drives are available for most computers and are easily installed. • Use or schedule System Restore to take a system snapshot before installing new drivers, updating software, or installing new software. • Update device drivers and BIOS when needed. •...
... a log book. Also, if the machine is producing error codes, it is maintenance. Chapter 2. With proper care, you can avoid common problems. The following Web address: http://support.lenovo.com. CD-RW drives and CD-RW/DVD drives are available for most computers and are easily installed. • Use or schedule System Restore to take a system snapshot before installing new drivers, updating software, or installing new software. • Update device drivers and BIOS when needed. •...
Safety and General Information Guide - Notebook
Page 27
... to fix the problem. • Lenovo hardware repair - Getting help and service Getting help and information by Lenovo, will make working with determining if you can make selected Engineering Changes (ECs) available that are available to -date information about Lenovo computers and support. Occasionally, there might be caused by Lenovo or non warranted parts • Identification of software problem sources • Changes, modifications, or upgrades to device drivers • Installation and maintenance of network operating...
... to fix the problem. • Lenovo hardware repair - Getting help and service Getting help and information by Lenovo, will make working with determining if you can make selected Engineering Changes (ECs) available that are available to -date information about Lenovo computers and support. Occasionally, there might be caused by Lenovo or non warranted parts • Identification of software problem sources • Changes, modifications, or upgrades to device drivers • Installation and maintenance of network operating...
Safety and General Information Guide - Notebook
Page 36
...21) e Power service grounding electrode system (NEC Article 250, Part H) f Ground clamps g Electronic service equipment The following notice applies to all countries and regions: * Danger: • Outdoor antenna grounding If an outside antenna or cable system is connected to the ...power line surges. 31 This will prevent damage to the video product due to provide some protection against voltage surges and built-up static charges. • Lightning For added protection for this equipment during a lightning storm, or when it from the wall outlet and disconnect the antenna or cable...
...21) e Power service grounding electrode system (NEC Article 250, Part H) f Ground clamps g Electronic service equipment The following notice applies to all countries and regions: * Danger: • Outdoor antenna grounding If an outside antenna or cable system is connected to the ...power line surges. 31 This will prevent damage to the video product due to provide some protection against voltage surges and built-up static charges. • Lightning For added protection for this equipment during a lightning storm, or when it from the wall outlet and disconnect the antenna or cable...
(English) User Guide - Lenovo E31-70 Laptop
Page 8
..., power cord, or power adapter has been exposed to water. • The product has been dropped or damaged in any questions or concerns, contact the Customer Support Center. Only use a Service Provider who is appropriate for customers to install options or replace CRUs. Replacement parts approved for or by Lenovo, stop using that the product is turned off and that product until you remove the covers...
..., power cord, or power adapter has been exposed to water. • The product has been dropped or damaged in any questions or concerns, contact the Customer Support Center. Only use a Service Provider who is appropriate for customers to install options or replace CRUs. Replacement parts approved for or by Lenovo, stop using that the product is turned off and that product until you remove the covers...
(English) User Guide - Lenovo E31-70 Laptop
Page 11
.... There are no serviceable parts inside any external device cables other than Universal Serial Bus (USB) cable while the computer power is shut down to disconnect external devices. © Copyright Lenovo 2015 ix Be sure that has this label attached. To avoid possible damage to the equipment. Be sure that the power outlet you are using is properly wired, easily accessible, and located close to attached...
.... There are no serviceable parts inside any external device cables other than Universal Serial Bus (USB) cable while the computer power is shut down to disconnect external devices. © Copyright Lenovo 2015 ix Be sure that has this label attached. To avoid possible damage to the equipment. Be sure that the power outlet you are using is properly wired, easily accessible, and located close to attached...
(English) User Guide - Lenovo E31-70 Laptop
Page 27
...) synchronous dynamic random access memory (SDRAM) Storage device • 2.5-inch hard disk drive • 2.5-inch solid state hybrid drive (on some models) • 2.5-inch solid state drive (on the model) - Features and specifications This topic lists the hardware features and specifications of the screen to the top-right or bottom- Product overview 9 Processor • To view the processor information of your computer. External monitor: Maximum 2048 by...
...) synchronous dynamic random access memory (SDRAM) Storage device • 2.5-inch hard disk drive • 2.5-inch solid state hybrid drive (on some models) • 2.5-inch solid state drive (on the model) - Features and specifications This topic lists the hardware features and specifications of the screen to the top-right or bottom- Product overview 9 Processor • To view the processor information of your computer. External monitor: Maximum 2048 by...
(English) User Guide - Lenovo E31-70 Laptop
Page 30
... registration program. What can I do one of a recall or other applications, then restart the backup process. 2. Check if the destination medium is entered into a database, which enables Lenovo to the Internet and register your computer with Lenovo, do if the backup process fails? When you use the keyboard. • "Special keys and indicators" on page 13 • "Setting the hotkey mode" on the screen to registered users.
... registration program. What can I do one of a recall or other applications, then restart the backup process. 2. Check if the destination medium is entered into a database, which enables Lenovo to the Internet and register your computer with Lenovo, do if the backup process fails? When you use the keyboard. • "Special keys and indicators" on page 13 • "Setting the hotkey mode" on the screen to registered users.
(English) User Guide - Lenovo E31-70 Laptop
Page 32
... the hotkey mode is enabled. Enables or disables the airplane mode. Views the open the Configuration menu, and change the setting of the functions, you may have specific functions in the BIOS setup utility. b Caps lock indicator Indicates whether the uppercase mode is disabled, press the Fn key and the appropriate hotkey to disable the hotkey mode in some software. However, the hotkeys may need to access the corresponding hotkey functions. 14 User Guide To better use the Windows + P combination to select the LCD of the computer, a connected external device, or...
... the hotkey mode is enabled. Enables or disables the airplane mode. Views the open the Configuration menu, and change the setting of the functions, you may have specific functions in the BIOS setup utility. b Caps lock indicator Indicates whether the uppercase mode is disabled, press the Fn key and the appropriate hotkey to disable the hotkey mode in some software. However, the hotkeys may need to access the corresponding hotkey functions. 14 User Guide To better use the Windows + P combination to select the LCD of the computer, a connected external device, or...
(English) User Guide - Lenovo E31-70 Laptop
Page 36
... power, but also provides you need to remove or replace the battery, contact your display indicates a low battery charge level - When a new battery is installed. Charge it with a built-in battery pack. Putting computer into sleep mode If you are several options that the remaining power is equipped with a charged battery on any of the following : • Avoid battery usage or storage in low temperature or high temperature environment. • Enable "conservation mode...
... power, but also provides you need to remove or replace the battery, contact your display indicates a low battery charge level - When a new battery is installed. Charge it with a built-in battery pack. Putting computer into sleep mode If you are several options that the remaining power is equipped with a charged battery on any of the following : • Avoid battery usage or storage in low temperature or high temperature environment. • Enable "conservation mode...
(English) User Guide - Lenovo E31-70 Laptop
Page 55
... the battery is hot, remove it from the computer and let it is not displayed in the Windows notification area, and the AC power indicator does not light up. © Copyright Lenovo 2015 37 After it cools, reinstall it and recharge the battery pack. Troubleshooting computer problems This chapter provides information on the computer again. The operating time of a fully charged battery pack is connected to disable...
... the battery is hot, remove it from the computer and let it is not displayed in the Windows notification area, and the AC power indicator does not light up. © Copyright Lenovo 2015 37 After it cools, reinstall it and recharge the battery pack. Troubleshooting computer problems This chapter provides information on the computer again. The operating time of a fully charged battery pack is connected to disable...
(English) User Guide - Lenovo E31-70 Laptop
Page 58
... on the keyboard. • Press the power button. • Press to check whether the LCD screen has been turned off. Hard disk drive problems Print these instructions first. The rattling noise might be ignored. Do one of the following to exit from the screen saver or to resume from sleep or hibernation mode: • Press any key on . Backup cannot be heard when: • The hard disk drive begins...
... on the keyboard. • Press the power button. • Press to check whether the LCD screen has been turned off. Hard disk drive problems Print these instructions first. The rattling noise might be ignored. Do one of the following to exit from the screen saver or to resume from sleep or hibernation mode: • Press any key on . Backup cannot be heard when: • The hard disk drive begins...
(English) User Guide - Lenovo E31-70 Laptop
Page 60
Disable the sleep timer when you use the power cable that : • The external device is connected by pressing and holding the power button for four seconds or more technical support information, go to Legacy Support. otherwise, your computer by USB cables while the computer is set Boot Mode to : http://www.lenovo.com/support 42 User Guide If the Boot Mode is turned on the network. Ensure that comes with a new device or medium. I need to UEFI, make sure...
Disable the sleep timer when you use the power cable that : • The external device is connected by pressing and holding the power button for four seconds or more technical support information, go to Legacy Support. otherwise, your computer by USB cables while the computer is set Boot Mode to : http://www.lenovo.com/support 42 User Guide If the Boot Mode is turned on the network. Ensure that comes with a new device or medium. I need to UEFI, make sure...
Hardware Maintenance Manual - Lenovo E31-70 Laptop
Page 3
... the Windows 7 operating system only 25 Sleep mode 25 Hibernation mode 26 Chapter 5. Related service information 25 Restoring the factory contents by using OneKey Recovery 25 Power management 25 Screen blank mode (for replacing a system board 20 FRU identification 20 Chapter 3. Removing or replacing a FRU 51 General guidelines 51 1010 Base cover assembly 52 1020 Battery pack 53 1030 Hard disk drive or solid-state hybrid drive . . 54 1040 Memory module 55 1050 Wireless-LAN /Bluetooth card 56 1060 Thermal fan...
... the Windows 7 operating system only 25 Sleep mode 25 Hibernation mode 26 Chapter 5. Related service information 25 Restoring the factory contents by using OneKey Recovery 25 Power management 25 Screen blank mode (for replacing a system board 20 FRU identification 20 Chapter 3. Removing or replacing a FRU 51 General guidelines 51 1010 Base cover assembly 52 1020 Battery pack 53 1030 Hard disk drive or solid-state hybrid drive . . 54 1040 Memory module 55 1050 Wireless-LAN /Bluetooth card 56 1060 Thermal fan...
Hardware Maintenance Manual - Lenovo E31-70 Laptop
Page 8
... all power before: - Removing or installing main units • Before you need to insulate you can then operate the switch or unplug the power cord quickly. • Do not work with the power-off position. • If you start to assist you . By observing the above This practice ensures correct grounding of non-Lenovo features or options not covered by this inspection guide is near...
... all power before: - Removing or installing main units • Before you need to insulate you can then operate the switch or unplug the power cord quickly. • Do not work with the power-off position. • If you start to assist you . By observing the above This practice ensures correct grounding of non-Lenovo features or options not covered by this inspection guide is near...
Hardware Maintenance Manual - Lenovo E31-70 Laptop
Page 25
... replacing a hard disk drive or a solid-state drive" on page 20 Important: • If the computer is loaded to run a low-level format before replacing any of them does not correct the problem, reinstall that changed the symptoms. Strategy for replacing a system board" on the screen. "FRU identification" on page 19 - This will cause all software fixes, drivers, and UEFI BIOS downloads are installed before replacing a hard disk drive or a solid-state drive...
... replacing a hard disk drive or a solid-state drive" on page 20 Important: • If the computer is loaded to run a low-level format before replacing any of them does not correct the problem, reinstall that changed the symptoms. Strategy for replacing a system board" on the screen. "FRU identification" on page 19 - This will cause all software fixes, drivers, and UEFI BIOS downloads are installed before replacing a hard disk drive or a solid-state drive...
Hardware Maintenance Manual - Lenovo E31-70 Laptop
Page 27
... cosmic radiation, electrostatic discharge, or software errors. Consider replacing a FRU only when a problem recurs. Failing FRU name and part number 8. The sequence of the machine and the FRU part number are servicing might indicate that the system was detected 7. Single failures can be overwritten. • Replace a FRU only with a hardware defect, such as copying, saving, or formatting. Chapter 3. If you attach to it...
... cosmic radiation, electrostatic discharge, or software errors. Consider replacing a FRU only when a problem recurs. Failing FRU name and part number 8. The sequence of the machine and the FRU part number are servicing might indicate that the system was detected 7. Single failures can be overwritten. • Replace a FRU only with a hardware defect, such as copying, saving, or formatting. Chapter 3. If you attach to it...
Hardware Maintenance Manual - Lenovo E31-70 Laptop
Page 31
... the backup discs to 2 hours. Screen blank mode (for the Windows 7 operating system only) If the time set on the taskbar. 2. For details of your computer into screen blank mode, do the following : 1. Click Start. © Copyright Lenovo 2015 25 In order to what occurs in the operating system expires, the LCD backlight turns off display. Note: The recovery process might take up files of factory default The Lenovo E31-70 computers...
... the backup discs to 2 hours. Screen blank mode (for the Windows 7 operating system only) If the time set on the taskbar. 2. For details of your computer into screen blank mode, do the following : 1. Click Start. © Copyright Lenovo 2015 25 In order to what occurs in the operating system expires, the LCD backlight turns off display. Note: The recovery process might take up files of factory default The Lenovo E31-70 computers...
Hardware Maintenance Manual - Lenovo E31-70 Laptop
Page 33
... recover data from being powered on password (POP), the hard disk password (HDP), and the administrator password. for it to get access to reset the password. If any Lenovo computer: the power-on by an unauthorized person. If Administrator password was cleared, the User password was set then User password can be needed for the hard disk password: User only and Master + User. Passwords As many as three passwords may be started. The system board must be entered before an operating...
... recover data from being powered on password (POP), the hard disk password (HDP), and the administrator password. for it to get access to reset the password. If any Lenovo computer: the power-on by an unauthorized person. If Administrator password was cleared, the User password was set then User password can be needed for the hard disk password: User only and Master + User. Passwords As many as three passwords may be started. The system board must be entered before an operating...
Hardware Maintenance Manual - Lenovo E31-70 Laptop
Page 57
... damaging parts. 2. Before touching it in the illustration. 6. An electronic version of the Lenovo E31-70, unless otherwise stated. When turning a screw, turn on how to you have been trained and certified. Chapter 10. Installation of self-service CRUs is sensitive to observe the following general guidelines: 1. When replacing a FRU, use the correct screws as self-service CRUs and others are listed. 4. Some...
... damaging parts. 2. Before touching it in the illustration. 6. An electronic version of the Lenovo E31-70, unless otherwise stated. When turning a screw, turn on how to you have been trained and certified. Chapter 10. Installation of self-service CRUs is sensitive to observe the following general guidelines: 1. When replacing a FRU, use the correct screws as self-service CRUs and others are listed. 4. Some...