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Chapter 3. Connecting to the Internet

25

Using Wi-Fi/WiMAX (on select models)

Enabling wireless connection

To enable wireless communications, do the following:

1

Slide the integrated wireless device switch from to

.

2

Press

Fn + F5

to make configuration.

Hardware connection

Software configuration

Consult your Internet Service Provider (ISP) and search Windows Help and
Support Center for details on how to configure your computer.

Access point

*

Wi-Fi/WiMAX network

*

Not supplied

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Summary of Contents for 10372GU

Page 1: ...Lenovo G770 Read the safety notices and important tips in the included manuals before using your computer User Guide V1 0 ...

Page 2: ... instructions in this guide may assume that you are using Windows 7 If you are using other Windows operating system some operations may be slightly different If you are using other operating systems some operations may not apply to you LENOVO products data computer software and services have been developed exclusively at private expense and are sold to governmental entities as commercial items as ...

Page 3: ...7 System status indicators 18 Securing your computer 19 Switchable Graphics in two modes on select models 20 Chapter 3 Connecting to the Internet 22 Wired connection 22 Wireless connection 24 Chapter 4 OneKey Rescue system 26 OneKey Rescue system 26 Chapter 5 Troubleshooting 29 Frequently asked questions 29 Troubleshooting 31 Appendix A CRU instructions 35 Replacing the battery pack 35 Replacing t...

Page 4: ......

Page 5: ...rom the actual product Please refer to the actual product Attention Do NOT open the display panel beyond 130 degrees When closing the display panel be careful NOT to leave pens or any other objects in between the display panel and the keyboard Otherwise the display panel may be damaged 8 1 2 3 6 5 4 7 ...

Page 6: ...scue system button Press this button to open OneKey Rescue system If OneKey Rescue system has been preinstalled when the computer is powered off Note For details see OneKey Rescue system on page 26 Built in microphone The built in microphone with noise reduction can be used for video conferencing voice narration or simple audio recordings Touchpad The touchpad functions as a conventional mouse Not...

Page 7: ...louvers are blocked or else overheating of the computer may occur VGA port Connects to external display devices RJ 45 port This port connects the computer to an Ethernet network Note For details see Wired connection on page 22 HDMI port Connects to devices with HDMI input such as a TV or a display USB port Connect to USB devices Notes The blue port supports USB 3 0 on select models For details see...

Page 8: ...extended periods of time may damage your hearing Microphone jack Connects to external microphones Optical drive Reads Burns optical disks USB port Connects to USB devices Note For details see Connecting USB devices on page 15 AC power adapter jack Connect the AC adapter here Note For details see Using AC adapter and battery on page 9 1 3 4 5 2 a b c d e ...

Page 9: ...els Use this switch to turn on off the wireless radio of all wireless devices on your computer System status indicators For details see System status indicators on page 18 Memory card slot Insert memory cards not supplied here Note For details see Using memory cards not supplied on page 14 3 2 1 a b c ...

Page 10: ...l The manual battery latch is used to keep the battery pack secured in place Battery latch spring loaded The spring loaded battery latch keeps the battery pack secured in place Hard disk drive Memory Central processing unit Mini PCI Express Card slot compartment Speakers The stereo speakers provide rich and powerful sound 1 2 3 4 5 a b c d e ...

Page 11: ...ry pack Refer to the supplied Setup Poster to install the battery pack Connecting the computer to an electrical outlet 1 Connect the power cord to the AC adapter 2 Connect the AC adapter to the AC power adapter jack of the computer firmly 3 Plug the power cord into an electrical outlet Turning on the computer Press the power button to turn on the computer Configuring the operating system You may n...

Page 12: ... To put the computer into sleep state do one of the following Click and select Sleep from the Start menu Press Fn F1 To wake the computer do one of the following Press the power button Press any key on the keyboard Shutting down your computer If you are not going to use your computer for a day or two shut it down To shut down your computer click and select Shut down from the Start menu Note Wait u...

Page 13: ...Note As each computer user has different habits and needs it is difficult to predict how long a battery charge will last There are two main factors The amount of energy stored in the battery when you commence work The way you use your computer for example how often you access the hard disk drive and how bright you make the computer display Notes You are advised to insert the battery pack when usin...

Page 14: ...an explosion The battery pack contains a small amount of harmful substances To avoid possible injury and detriment to the environment pay attention to the following points Replace only with a battery of the type recommended by Lenovo Keep the battery pack away from fire Do not expose the battery pack to water or rain Do not attempt to disassemble the battery pack Do not short circuit the battery p...

Page 15: ... pad in the direction in which you want the cursor to move Left click button The function corresponds to that of the left mouse button on a conventional mouse Right click button The function corresponds to that of the right mouse button on a conventional mouse Note You can enable disable the touchpad using Fn F6 2 3 1 a b c ...

Page 16: ...board has a separate numeric keypad To enable or disable the numeric keypad press the Num Lock key Function key combinations Through the use of the function keys you can change operational features instantly To use this function press and hold Fn then press one of the function keys Note The Num lock indicator will light on if the numeric keypad is enabled a b b a b ...

Page 17: ...rface for display resolution settings Fn F5 Open the interface for integrated wireless devices settings on off Fn F6 Enable Disable the touchpad Fn F9 Start Pause playback of Windows Media Player Fn F10 Stop playback of Windows Media Player Fn F11 Skip to the previous track Fn F12 Skip to the next track Fn PrtSc Activate the system request Fn Insert Enable Disable the scroll lock Fn Home Activate ...

Page 18: ...he memory card slot 2 Slide the memory card in until it clicks into place Removing a memory card 1 Push the memory card until you hear a click 2 Gently pull the memory card out of the memory card slot Notes Insert ONLY one card in the slot at a time This card reader does not support SDIO devices e g SDIO Bluetooth etc Note The dummy card is used for preventing dust and small particles from enterin...

Page 19: ...onnecting a USB storage device make sure your computer has finished transferring data by that device Click the Safely Remove Hardware icon in the notification area of Windows to remove the device before disconnecting Note Typically Windows detects a new device after connecting it and then installs the driver automatically However some devices may require you to install the driver before connecting...

Page 20: ...s on your computer 1 Slide the integrated wireless device switch from to 2 Press Fn F5 to make configuration Note The actual maximum range may vary due to interference and transmission barriers To get the best possible connection speed place the device as near your computer as possible Notes When you do not need to use the Bluetooth function turn it off to save battery power You need to pair the B...

Page 21: ...ton When the computer is powered off press this button to start the OneKey Rescue system if Lenovo OneKey Rescue system has been preinstalled In Windows operating system press this button to start Lenovo OneKey Recovery system Note For details see OneKey Rescue system on page 26 1 a ...

Page 22: ...m status indicators These indicators inform you of the computer status 3 1 4 5 6 2 Caps lock indicator Num lock indicator Power status indicator Battery status indicator Wireless communication indicator Hard disk drive indicator a b c d e f ...

Page 23: ... snapshot extracts key features of your face and creates a digital map that becomes the system s password If you want to activate VeriFace for the first time click the VeriFace icon on the desktop to register your facial image For more details on VeriFace see the software help Notes Before purchasing any security product verify that it is compatible with this type of security keyhole You are respo...

Page 24: ...lt setting of your computer is Mode 1 To switch to Mode 2 please refer to Switching between Mode 1 and Mode 2 Mode 2 Select the graphics processor manually or based on power source In this mode you can select a graphics processor manually or based on the power source status AC DC High performance GPU It is also referred to as the independent GPU which can provide higher graphics processing and dis...

Page 25: ...Control Center setting page click Power Switchable Graphics Method choose Select the graphics processor manually or based on power source and click Apply 4 On the Switchable Graphics dialog box that appears click Change to switch between the two modes 5 On the contrary you can switch back to Mode 1 from Mode 2 Note It may take several seconds to switch between Mode 1 and Mode 2 Prior to switching ...

Page 26: ...t in the following ways Wired connection use physical wiring to connect Wireless network technology connect without wiring Wired connection Wired connections are a reliable and safe way to connect the computer to the Internet Cable Cable Internet services use a cable modem connected to the residential cable TV line DSL DSL is a family of related technologies that bring high speed network access to...

Page 27: ... Software configuration Consult your Internet Service Provider ISP for details on how to configure your computer Note The above diagrams are for reference only Actual connection method may vary TV cable Splitter Cable modem Not supplied Telephone line Splitter DSL modem ...

Page 28: ...ion to the Internet can be built based on the following standards Wi Fi Wi Fi networks cover a small physical area like a home office or small group of buildings An access point is necessary for the connection WiMAX WiMAX networks connect several Wireless LAN systems to cover a metropolitan area providing high speed broadband access without the need for cables Note Your computer may not support al...

Page 29: ...tions do the following 1 Slide the integrated wireless device switch from to 2 Press Fn F5 to make configuration Hardware connection Software configuration Consult your Internet Service Provider ISP and search Windows Help and Support Center for details on how to configure your computer Access point Wi Fi WiMAX network Not supplied ...

Page 30: ...ard disk space depends on the file size of the mirror image file based on the size of operating system and preinstalled software Using Lenovo OneKey Recovery within Windows operating system In Windows operating system double click the OneKey Recovery system Icon on the desktop to launch Lenovo OneKey Recovery Within the program you can back up the system partition on the hard disk drive other stor...

Page 31: ...c s Insert a recordable disc into the optical drive on your computer In Windows press the OneKey Rescue system button to launch Lenovo OneKey Recovery system On the main screen click Create Recovery Disc Choose the type of recovery disc s You can create three types of recovery disc s recovery disc s with existing backup image recovery disc s from the current system partition and factory default re...

Page 32: ...sc s begins To minimize the number of discs needed use recordable DVDs as the media Also make sure your optical drive is compatible with the disc intended for use After recovery disc creation number the discs appropriately for use in their correct order The first disc created will be used to start the computer in the case of a system failure ...

Page 33: ...device or I need to replace one of the following the hard disk drive memory or the keyboard See Appendix A CRU instructions on page 35 of this guide Where are the recovery discs Your computer did not come with a recovery disc For an explanation of the alternative recovery methods offered by Lenovo see Chapter 4 OneKey Rescue system on page 26 Where are the installation discs for preinstalled progr...

Page 34: ... hard disk What can I do if the backup process fails If you can start the backup feature without a problem but it fails during the backup process please try the following steps 1 Close other programs then restart the backup process 2 Check if the destination media is damaged try to select another path and then try again When do I need to restore the system to the factory status You can use this fe...

Page 35: ...y is installed correctly If these items are properly set and the screen remains blank have the computer serviced When I turn on the computer only a white cursor appears on a blank screen Restore backed up files to your Windows environment or the entire contents of your hard disk to the original factory contents using OneKey Rescue system If you still see only the cursor on the screen have the comp...

Page 36: ...the computer or replace the battery with a fully charged one The computer enters sleep mode immediately after Power on self test POST Make sure that The battery is charged The operating temperature is within the acceptable range See Chapter 2 Use and care Information of Lenovo Safety and General Information Guide Note If the battery is charged and the temperature is within range have the computer ...

Page 37: ...you install the operating system or programs correctly If they are installed and configured correctly have the computer serviced Sound problems No sound can be heard from the speaker even when the vol ume is turned up Make sure that The Mute function is off The headphone jack is not used Speakers are selected as the playback device Battery problems Your computer shuts down before the battery statu...

Page 38: ...ock 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 Device Priority 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 s...

Page 39: ... manual battery latch Holding the spring loaded battery latch in the unlocked position remove the battery pack in the direc tion shown by the arrow 4 Install a fully charged battery 5 Slide the manual battery latch to the locked position 6 Turn the computer over and reconnect the AC adapter Note Use only the battery provided by Lenovo Any other battery could ignite or explode Note Use only the bat...

Page 40: ...he information on the hard disk and then turn the com puter off Never remove the drive while the system is operating in sleep mode or in hibernation mode Notes Replace the hard disk drive only if you upgrade it or have it repaired The connectors and bay of the hard disk drive were not designed for frequent changes or drive swapping The preinstalled softwares are not included on an optional hard di...

Page 41: ...from the computer 2 Close the computer display and then turn the computer over 3 Remove the battery pack 4 Remove the Hard disk drive Memory Central processing unit Mini PCI Express Card slot compartment cover a Loosen the screws that secure the compartment cover b Remove the compartment cover 5 Remove the frame fixing screws a b 1 1 1 1 1 2 1 c 3 3 ...

Page 42: ... Remove the screws and detach the metal frame from the hard disk drive 9 Attach the metal frame to a new hard disk drive and tighten the screws 0 Put the hard disk drive gently into the hard disk drive bay with the tab facing upwards and the connectors facing each other then push it firmly into space A Reinstall the frame fixing screw d 4 e 5 ...

Page 43: ... After aligning the attachment clips with their matching gaps reinstall the compartment cover C Tighten the screws D Reinstall the battery pack E Turn the computer over again Connect the AC adapter and the cables to the computer again ...

Page 44: ...uld damage the DDR3 SDRAM Do not touch the contact edge of the DDR3 SDRAM 2 Turn off the computer Disconnect the AC adapter and all cables from the computer 3 Close the computer display and turn the computer over 4 Remove the battery again 5 Remove the Hard disk drive Memory Central processing unit Mini PCI Express Card slot compartment cover a Loosen the screws that secure the compartment cover b...

Page 45: ...DDR3 SDRAM with the protrusion of the socket and gently insert the DDR3 SDRAM into the socket at a 30 45 angle 8 Push the DDR3 SDRAM inward toward the socket until the latches on both edges of the socket are pushed into the closed position 9 After aligning the attachment clips with their matching gaps reinstall the compartment cover 0 Reinstall and tighten the screws A Reinstall the battery B Turn...

Page 46: ...the computer on 2 Hold F2 during startup The BIOS setup utility screen opens The System Memory item shows the total amount of memory installed in your computer Note If only one DDR3 SDRAM is used on the computer you are servicing the card must be installed in SLOT 0 lower slot but not in SLOT 1 upper slot b a ...

Page 47: ...Appendix A CRU instructions 43 Removing the optical drive To remove the optical drive do the following 1 Remove the screw shown in the illustration 2 Gently pull the optical drive out a b 2 1 ...

Page 48: ... a list of CRUs Customer Replaceable Units for your computer and informs you of where to find replacement instructions Setup Poster User Guide AC adapter O Power cord for AC adapter O Battery O O Bottom access doors O Hard disk drive O Memory O Optical drive O ...

Page 49: ...ll in Wonder Avivo Catalyst CrossFireX FirePro FireStream HyperMemory OverDrive PowerPlay PowerXpress Radeon Remote Wonder Stream SurroundView Theater TV Wonder The Ultimate Visual Experience and combinations thereof are trademarks of Advanced Micro Devices Inc is a trademark of SRS Labs Inc Premium Surround Sound technology is incorporated under license from SRS Labs Inc SRS Premium Surround Soun...

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Page 51: ... Lenovo China 2011 New World New Thinking TM www lenovo com V1 0_en US ...

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