![Lenovo IdeaPad U410 [41/44] Chapter 5 troubleshooting](/img/pdf.png)
Lenovo IdeaPad U410 [41/44] Chapter 5 troubleshooting
![Lenovo IdeaPad U410 [41/44] Chapter 5 troubleshooting](/views2/2013877/page41/bg29.png)
Chapter 5. Troubleshooting
37
Other problems
Your 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.
• Your computer might lock when it enters sleep mode
during a communication operation. Disable the sleep
timer when you are working on the network.
The computer does not
start from a device you
want.
• See the Boot menu of the BIOS setup utility. Make
sure that the Boot Priority Order in the BIOS setup
utility is set so that the computer starts from the
device you want.
• Also make sure that the device from which the
computer starts is enabled. In the Boot menu in the
BIOS setup utility, make sure that the device is
included in the Boot Priority Order list.
• Press Fn + F12 (when HotKey Switch is set to
Hotkey Mode) or F12 (when HotKey Switch is set to
Legacy Mode) when the Lenovo logo appears on the
screen while the computer is starting up to select the
device you want the computer starts from.
The connected external
device does not work.
• Do not connect or disconnect any external device
cables other than USB while the computer power is
on; otherwise, you might damage your computer.
• When using a high power consumption external
devices such as an external USB optical disk drive,
use external device power adapter. Otherwise, the
device may not be recognized, or system shut down
may result.
Содержание
- Chapter 1 getting to know your computer 3
- Chapter 2 learning the basics 1 3
- Chapter 3 connecting to the internet 5 3
- Chapter 4 onekey rescue system 8 3
- Chapter 5 troubleshooting 1 3
- Contents 3
- Trademarks 8 3
- Chapter 1 getting to know your computer 5
- Top view 5
- Chapter 1 getting to know your computer 6
- Left side view 8
- A e c f g d 10
- Right side view 10
- Front view 12
- Bottom view 13
- Chapter 2 learning the basics 15
- Configuring the operating system 15
- Conncting to the power 15
- First use 15
- Reading the manuals 15
- Turning on the computer 15
- Putting your computer into sleep state 16
- Putting your computer into sleep state or shutting it down 16
- Shutting down your computer 16
- Battery protection 17
- Chapter 2 learning the basics 17
- Charging the battery 17
- Checking battery status 17
- If the battery pack remains idle for a long time the battery may be over discharged and its degradation speed may be increased the battery pack of ideapad u series uses the battery protection technology when your computer remains idle for a long time the battery pack enters the sleep mode to avoid over discharge after the battery pack enters the sleep mode you cannot turn the computer on without using the power adapter please connect the power adapter to the computer to activate the battery pack 17
- If the battery power is low you need to charge the battery 17
- Using ac adapter and battery 17
- You can determine the percentage of battery power remaining by checking the battery icon in the notification area 17
- You need to charge the battery in any of the following situations if the battery status indicator starts blinking if the battery has not been used for a long time 17
- Using the touchpad 18
- Function key combinations 19
- Using the keyboard 19
- Hotkeys 20
- Using hotkeys 20
- Setting hotkey mode 21
- Connecting external devices 22
- Inserting a memory card 22
- Removing a memory card 22
- Using memory cards not supplied 22
- Connecting usb devices 23
- Chapter 2 learning the basics 24
- Connecting bluetooth enabled device on select models 24
- Enabling bluetooth communications on your computer 24
- If your computer has an integrated bluetooth adapter card it can connect to and transfer data wirelessly to other bluetooth enabled devices such as notebook computers pdas and cell phones you can transfer data between these devices without cables and up to 10 meters range in open space 24
- Press to make configuration 24
- Onekey rescue system button 25
- Special keys and buttons 25
- System status indicators 26
- Chapter 2 learning the basics 28
- For details about how to set the password see the help to the right of the screen in bios setup utility 28
- Securing your computer 28
- This section provides information about how to help protect your computer from theft and unauthorized use 28
- Using passwords 28
- Using passwords helps prevent your computer from being used by others once you set a password and enable it a prompt appears on the screen each time you power on the computer enter your password at the prompt the computer cannot be used unless you enter the correct password 28
- Chapter 3 connecting to the internet 29
- Hardware connection 29
- Wired connection 29
- Enabling wireless connection 31
- Hardware connection 31
- Software configuration 31
- Using wi fi wimax on select models 31
- Wireless connection 31
- Chapter 4 onekey rescue system 32
- Introduction 32
- Onekey rescue system 32
- Using lenovo onekey recovery within windows operating system 32
- Creating a recovery disc s 33
- Using lenovo onekey rescue system without windows operating system 33
- Chapter 4 onekey rescue system 34
- Insert additional recordable disc s when prompted 34
- Chapter 5 troubleshooting 35
- Frequently asked questions 35
- Chapter 5 troubleshooting 37
- Display problems 37
- If you do not find your problem here see chapter 2 the following section only describes problems that might negate the need to refer to the more comprehensive information in chapter 2 37
- Troubleshooting 37
- Chapter 5 troubleshooting 38
- Password problems 38
- Sleep or hibernation problems 38
- Chapter 5 troubleshooting 39
- Computer screen problems 39
- A hard disk drive problem 40
- A startup problem 40
- Battery problems 40
- Chapter 5 troubleshooting 40
- Sound problems 40
- Chapter 5 troubleshooting 41
- Other problems 41
- Trademarks 42
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