Manuel d'utilisation / d'entretien du produit DV7-7243CL du fabricant HP (Hewlett-Packard)
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User Guide.
© Copyright 2012 Hewlett-Packa rd Development Company, L.P. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel is a trademark of Intel Corporation in the U.S. and other countries. Microsoft and Windows are U.
Safety warning notice WARNING! To reduce the possibility of heat-related inju ries or of ove rheating th e computer, do not place the compu ter directly on your lap or o bstruct the computer air ven ts.
iv Safety warning no tice.
Table of contents 1 Start ing righ t ..... ............ ......... ............ ......... ........... .......... ........... .......... ........... ......... ... ........... .......... ......... ..... 1 Best practices ................ .......... ......
Protecting your WLAN .......... ............. ........... .......... .............. .......... .......... ......... 21 Connecting to a WLAN ........... .......... ........... ............. .......... ........... ............. ....... 21 Using B luetooth wireless device s .
Using t he integr ated num eric key pad ........ .................. ............. .................. ................ ....... 41 6 Managing power .................. ............. ............ ................. ........... .............. ............. .
8 Maintaining your computer ............. .......... ........ ..... .......... ............. .......... .......... ........... ........ ......... .......... ..... 62 Improvi ng per formance ...... ........... .............. ........... .............. .
11 Back ing up , restor ing, and recover ing ...... ............. .......... ........... ............. .......... ............ .......... .. ............. . 81 Creating recovery media an d backups .. ................. ......... .......... ......... ..
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1 Starting right This computer is a powerful tool design ed to en hance your work an d entertainment. To get the most out of your computer, read this cha pter to learn ab out best practices afte r setup, fun things to do with your computer, and where to go to get more HP resources.
Fun things to do ● You know you can watch a YouTube vi deo on the computer. But did you know that you can also connect your computer to a TV or gam ing conso le? For more information , see Connecting an HDMI device on page 30 . ● You know you can listen to music on the computer.
More HP resources You have already u sed Setup I nstructions to turn on the computer and locate this guide. For pr oduct details, how-to information, and more, use this tab le. Resource Contents Setup Instructions ● Overview of computer setup and features.
2 Getting to know your computer Finding your hardware an d software information Locating hardware To find out what hardware is installed on your computer: 1. From the Start screen, type c , and then select Control Panel . 2. Select System and Security , and then in the System area, click Device Manage r .
Right side Component Description (1) Power light ● White: The computer is on. ● Blinking white: The computer is in the Sleep state, which is an energy-saving mode. Th e computer shuts off power to the display and other unneeded components. ● Off: The computer is off or in Hibernation.
Component Description (8) AC adapter light ● White: The AC adapter is connected and the battery is charged. ● Amber: The AC adapter is con nected and the battery is charging. ● Off: The computer is using DC power. (9) Power connector Connects an AC adapter.
Left side Component Description (1) Vent Enables airflow to cool internal components. NOTE: The computer fan starts up auto matically to cool internal components and prevent overhe ating. It is normal for the internal fan to cycle on and o ff during routine operation.
Rear Component Description Vent Enables airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating. It is normal for the internal fan to cycle on and off during routin e operation.
Display Component Description (1) WLAN antennas (2)* Send and receive wirele ss signals to comm unicate with wireless local area networks (WLANs). (2) Internal microphones (2) Record sound. (3) HP TrueVision HD Webcam Records video, ca p tures still photographs, allows video conferences and online chat by means of streaming video.
Top TouchPad Component Description (1) TouchPad on/off button Turns the TouchPad on or off. (2) TouchPad light ● On: The TouchPad is off. ● Off: The TouchPad is on. (3) TouchPad zone Moves the on-screen pointer and selects or activates items on the s creen.
Lights Component Description (1) Power light ● White: The co mputer is on. ● Blinking white: The computer is in the Sleep state, which is an energy-saving mode. The comp uter shuts off power to the display and other unneeded components. ● Off: The computer is off or in Hibernation.
Buttons, speakers, and fingerprint reader Component Description (1) Power button ● When the computer is off, press the button to turn on the computer. ● When the computer is in the Sleep state, press the button briefly to exit Sleep. ● When the computer is in Hibernation, press the button briefly t o exit Hi bernat ion.
Component Description (2) Speakers (2) Produce sound. (3) Fingerprint reader Allows a fingerpri n t logon to Windows, instead of a password logon. Top 13.
Keys Component Description (1) esc key Displays system informatio n when pressed in combination with the fn key. (2) fn key Executes frequently used system functions when pressed in combination with the esc key or the b key. (3) Windows logo key Disp lays the Desktop or the Start screen.
Component Description (7) num lock key Controls the function of the integrated numeric keypad. Press the key to alternate between the standard numeric function of an external keypad (selected at the factory) and the navigational function (i nd icated by the directional arrows on the keys).
Bottom Component Description (1) Integrated subwoofer Provi des superior ba ss sound. (2) Battery bay Holds the battery. (3) Battery release latch Releases the batte ry from the battery bay and opens the service door. (4) Vents (3) Enable airflow to cool internal components.
Labels The labels affixed to the computer provid e inform ation you may need wh en you troubles hoot system problems or travel internationa lly with the comput er.
3 Connecting to a network Your computer can tr avel with you wh erever you go. But even at home, you can explor e the globe and access inform ation from millions of we bsites using your computer and a wire d or wireless network connection. This chapter will hel p you get connected to that world.
Using the wireless button The computer has a wirele ss button, one or more wirele ss devices, and on e or two wireless lights, depending on the model. All of th e wireless devices on your computer are enabled at the factory, so the wireless light is o n (white) when you turn on th e computer.
Using an Internet service provider When you are setting up Internet access in your h ome, you must establ ish an account with an Internet service pr ovider (ISP).
Protecting your WLAN When you set up a WL AN or access an existing W LAN, always enab le security feat ures to protect your network from unau thorized access. WLANs in public areas (hotspots) like coffee shops and airports may not provide any security.
Using Bluetooth wireles s devices A Bluetooth device provide s short-range wireless communications that rep lace the physical cabl e connections that traditionally link electr onic devices such as the.
Connecting to a wired network There are 2 kinds of wired conn ections: local area network (LAN) and mo dem connection. A LAN connection use s a network cable and is much faster than a modem connectio n, which uses a telephone cable. Bot h cables are sold sepa rately.
4 Enjoying entertainment features Use your HP comput er as an enterta inment hub to socialize via the webcam, e njoy and manage your music, and download and watch movies.
Component Description (3) Webcam light On: The webcam is in use. (4) Speakers (4) Produce sound. (5) Optical drive Reads and writes (select models only) to an optical disc. (6) USB 2.0 port Connects an optional USB device. NOTE: For details about different types of USB ports, see Using a USB device on page 55 .
Using the webcam Your computer has an inte grated webcam, a powerful social netw orking tool that allows you to communicate up clo se with friends and collea gues ne xt door or on the othe r side of the wo rld. With the webcam, yo u can stream video with you r instant messaging software, capture and share video, and take still photos.
Enabling and Disabling Beats Audio ▲ To enable or disab le Beats Audio, pres s the fn key in combination with the b key. Checking the sound To check the audio functions on your computer, follow these ste ps: 1. From the Start screen, type c , and then select Control Panel from the list of apps.
Using video Your HP computer is a po werful video de vice th at en ables you to watch streaming video from you r favorite websites and download video and movies to watch o n your computer, without needing to access a ne twork.
NOTE: Adjust the screen resoluti on of the external de vice, especially if you choo se the “Extend” option. F rom the Start screen, type c , and then select Contro l Panel from the list of apps. Select Appearance and Personalization . Under Display , select Adjust screen resolution for best results.
Connecting an HDMI device To see the computer scre en image on a h igh-definit ion TV or monitor, connect the hig h-definition device according to the following instructions. To connect an HDMI device to your computer , you need an HDMI cable, sold sepa rately.
Configuring audio settings (with HDMI TV) HDMI is the only video interface th at supports high-definition vid eo and audi o . After you connect an HDMI TV to the computer, you can then turn on HDMI audi o by following these steps: 1.
5 Navigating using touch gestures, pointing devices and the keyboard Your computer allows navi gation using touch gestures (select mode ls only) in addition to the keyboard and mo use. Touch gestu res can be used on your comp uter TouchPad or on a to uch screen (select models only).
Using the TouchPad The TouchPa d allows you to naviga te the computer with s imple finger mo vements. You can customize the to uch gestures by cha nging settings, b utton configurations, click speed , and pointer options. From the Start screen, typ e c to display the Apps list.
Using TouchPad gestures A TouchPad all ows you to control th e pointing device on the screen us ing your fingers. TIP: Use the left and right buttons on the TouchPad as you would use th e corresponding button s on a external mouse. NOTE: TouchPad gestures are n ot supported in all apps.
Scrolling Scrolling is useful for mo ving up, down, or sideways on a page or image. ● Place two fingers slightly apart on the Touc hPad zone and then drag them up, down, left, or right. Pinching/zooming Pinching and zooming allow you to zoom in or out on images or text.
Rotating (select models only) Rotating allows you to turn i tems such as photos. ● Point to an object, then anchor the forefinger of your left hand in the TouchPad zone. Using yo ur right hand, slide yo ur forefinger in a sweeping motion from 12 o’clock to 3 o’clock.
Flicking (select models only) Flicking allows you to navigate th rough scr eens or q uickly scroll through d ocuments. ● Place three fingers o n the TouchPad zo ne and f lick you r fingers in a light, quick motion up, down, left or right. Edge swipes Edge swipes allow you to perform ta sks such as changing settin gs and finding o r using apps.
Top-edge swipe The top-edge swipe allows you to open apps available on the Start screen. IMPORTANT: Wh en an app is active , the top-edg e gesture varies depe nding on th e app. ● Slide your finger gently from t he top edge to disp lay available apps .
Using the keyboard and mouse The keyboard and mo use allow you to type, select items, scroll and to perform the same functio ns as you do by using tou ch gestures. The keyboard also allows you to use action keys an d hot keys to perform specif ic functions.
Icon Key Descriptio n f5 Turns the radiance backlight keyboard feature off or o n. NOTE: To conserve battery power, turn off this feature. f6 Plays the previous track of an audio CD or the previous section of a DVD or a BD. f7 Begins, pauses, or resumes playback of an audio CD , a DVD, or a BD.
Using the hot keys A hot key is a combination of the fn key and the esc key, the b key, or the spacebar . To use a hot key: ▲ Briefly press the fn key, and then briefly press th e second key of the combination. Function Hot key Description Display system information.
6 Managing power Your computer can operate on either battery power or external power. Wh en the computer is only running on batte ry power and an AC power source is not a vailable to charge the battery, it is important to monitor and co nserve the battery charge .
Initiating Sleep and Hibernation Microsoft® Windows has two power-savin g states, Sleep and Hibernation . ● Sleep–The Sleep state is automatically initiate d a fter a period of in activity when runni ng on battery power or on extern al power. Your work is saved to memo ry, allowing you to resume your work very quickly.
Initiating and e xiting Sleep With the computer on, you can initiate Sleep in an y of the followin g ways: ● Close the displa y. ● From the Start screen, point to the upper-right or lower-right corner of the screen. When the charms list o pens, clic k Settings , click the Power icon, and then click Sleep .
Setting password protection on wakeup To set the computer to prompt for a p assword when the comp uter exits Sleep or Hibernation , follow these steps: 1. From the Start screen, type power , se lect Settings , and then select Power Option s . 2. In the left pane, clic k Requir e a passwo rd on wak eup .
Using the power meter and power settings The power meter is located on the Desktop. The po wer meter allows you to quickly access power settings and view the remaini ng battery charge. ● To display the perce ntage of remaining battery cha rge and the current p ower plan, on the Windows Desktop, point over the power meter icon.
Running on battery power When a charged battery is i n the computer and the computer i s not plugged in to external power, th e computer runs on batte ry power.
Finding battery information To monitor the sta tus of your batt ery, or if the ba ttery is no longer holding a charge, run Battery Check in HP Support Assistant. To access battery information, select the HP Support Assistant app o n the Start screen, an d then select Bat tery and pe rforman ce .
Resolving a low battery level Resolving a low battery level when external p ower is available ● Connect an AC a dapter. ● Connect an optio nal docking or expansion device.
Running on external AC power For information on connecting to AC power, refe r to the Setup Instructions poster provid ed in the computer box. The computer do es not use battery power wh en the computer is connected to AC external po wer with an approved AC adap ter or an optional docking /expansion device.
Troubleshooting power problems Test the AC adapter if the com put er e xhibits any of th e following symptoms when i t is connected to AC power: ● The computer does not turn on. ● The display does n ot turn on. ● The power lights are off. To test th e AC adapter: 1.
HP CoolSense (select models only) HP CoolSense automatically detects when the computer is not in a stationary position and adjusts performa nce and fan settin gs to keep the su rface temperat ure of your compu ter at the optimum level of comfort.
Shutting down (turning off) the computer CAUTION: Unsaved inf ormation is lost wh en the comput er shuts down. Be sure to save your work before shutting down the comput er. The Shut down command closes all open programs , including the operatin g system, and then turns off the display an d computer.
7 Managing and sharing information Drives are digita l storage devices that help you store, manage, share, an d access information. Your computer has an internal hard drive or a solid st ate drive that stores yo ur computer's software, operating system, and also provides storage for all of your personal files.
Using a USB device Most computers have more than one USB po rt, because this versatile in terface allows you to connect to numerous kinds of externa l devices to your computer, such as a USB keyboard, mouse, external drive, printer, scanner, or USB hub.
Removing a USB device CAUTION: To reduce the risk of dam age to a USB conn ector, do not pull on the cable to rem ove the US B device . CAUTION: To reduce the risk of loss of information or an unresponsive system, use the fo llowing procedure to saf ely remove the USB device.
Inserting and removing a digital storage card To insert a digita l storage card: CAUTION: To reduce the risk of damage to the digital card connectors, use minimal force to insert a digital card. 1. Hold the card label-side up, with the connecto rs facing the computer.
Using optical drives An optical disc drive uses laser light to read or sto re large amounts of information. Some drives can only read information, but others can also write (burn) information onto a blank disc.
such a BD movie release is inse rted in the drive. Follow the on-screen inst ructions to install the update. ● If lines appear on the display when viewing a BD, they may be caused by interf erence from the wireless network. To resolve the issue, close an y open applications a nd turn off your wireless feature.
Removing an optical disc 1. Press the rel ease button (1) on the d rive bezel to rele ase the disc tray, a nd then gently pu ll out the tray (2) un til it stops . 2. Remove the disc (3) from the tray by ge ntly pressing dow n on the spindle while lifting the outer edges of the di sc.
Sharing data and dr ives and accessing software When your computer is part of a networ k, you ar e not limited to using only the information tha t is stored in your computer. Network computers ca n exchange software and data with each other. NOTE: When a disc like a DVD movie o r game is copy-protected, it cann ot be shared.
8 Maintaining your computer It is important to perform regular maintenance to keep you r computer in optimal con dition. This chapter provides information abou t improving the perfo rmance of your comp uter by running to ols such as Disk Defragmenter and Disk Clea nup and by replacing a hard drive or addin g memory.
● Do not type on the keyboa rd or move the comput er while an optical drive is writing to a disc. The write process is sensitive to vibration. ● Before you move a computer that is connected to an external hard drive, initiate Sleep an d allow the screen to clea r, or proper ly disconnect the e xternal hard dr ive.
5. Slide the hard drive ta b (3) to the left, and then lift the ha rd drive ou t of the hard drive bay. NOTE: After removing the hard drive from the compu ter, you must remove the hard drive bracket to access the hard drive itse lf. 6. Remove the 4 screws (1) from t he hard drive brack et.
Using HP 3D DriveGuard HP 3D DriveGuard protects a hard drive by parking the drive and halting data requests unde r either of the following conditi ons: ● You drop the compu ter. ● You move the compute r with the display cl osed while the co mputer is running on battery power.
Adding or replacing memory modules Adding memory can help i mprove your computer's performance. Your computer is like your physical work area. The hard drive is the filing cabinet wher e you store your work an d the memory is the desk where you work.
b. Grasp th e edge of th e memory module (2) , an d then gently pull the module out of the memory module slot. CAUTION: To prevent damage to the memory module, hold the memory module by the edges only. Do not touch th e components on the memory modul e.
9. Replace the service d oor. 10. Replace the battery. 11. Turn the computer ri ght-side up, and then re connect external power and extern al devices. 12.
Updating programs and drivers HP recommends that you up date your prog rams and drivers on a regular basis to the latest versions. Updates can resolve issues an d bring new features an d options to your compu ter. Technology i s always chan ging, and upd ating programs and d r ivers allows yo ur computer to run the la test technology available .
Traveling with or shipping your computer If you have to trave l with or ship your com puter, he re are some tips to keep in mind to keep your equipment safe . ● Prepare the comput er for traveling or shipping: ◦ Back up your informa tion to an external d rive.
9 Securing your computer and information Computer security is essential for protectin g the confiden tiality, integrity, and avail ability of your information.
Using passwords A password is a group of characters that you choo se to secure your computer info rmation and to protect online t ransactions. Seve ral types of passw ords can be set. F or example, whe n you set up your computer for the first time, you were asked to create a u ser password to secu re your computer.
Setting Setup Utility (BIOS) passwords Password Function Administrator password ● Must be entered each time you access Setup U tility (BIOS). ● If you forget your administrator password, you cannot access Setup Utility (BIOS). NOTE: The administrator password can be used in place of the power-on password.
Using HP SimplePass (s elect models only) HP SimplePass provides an ea sy-to-use interface to help secure yo ur computer and simplify the way you log on to you r computer an d password -protected websites. Use a register ed finger print to: ● Log on to Windo ws.
Using Internet security software When you use your computer to access email, a ne twork, or the Internet, you potentially expose your computer to computer viruses, sp yware, and other online threats.
Installing software updates HP, Microsoft Windows, an d third-party software in stalled on your compute r should be regularly updated to correct security prob lems and improve softwa re performance. For mo re information, see Updating programs and d rivers on page 69 .
Securing your wireless network When you set up you r wireless network, alw ays enable security fe atures. For more information, see Protecting your WLAN on page 21 .
10 Using Setup Utility (BIOS) and System Diagnostics Setup Utility, or Basic In put/Output System (BIOS), controls co mmunication between all the input and output devices on the system (such as disk drives , display, keyboard, mous e, and printer).
Downloading a BIOS update CAUTION: To reduce the risk of damage to the computer or an u nsuccessful installation, downlo ad and install a BIOS update only when the computer is connected to reli able external power u sing the AC adapter.
Using System Diagnostics System Diag nostics a llows you to run dia gnostic te sts to de termine if the compu ter hardwa re is functioning properly. To start System Diagnostics: 1. Turn on or restart the computer, quickly press esc , and then press f2 .
11 Backing up, restoring, and recovering Your computer includes t ools provided by HP and the operating system to help you safeguard your information and re trieve it if you ever need to . These tools wi ll help you return your computer to a proper working state or even back to the original factory state , all with simple steps.
Creating recovery media and backups Recovery after a system failure is only as good as your most recent backup. 1. After you successfully set up the computer, crea te HP Recovery media. This step creates a backup of the HP R ecovery partition on the computer.
Creating HP Recovery media HP Recovery Manager is a so ftware program th at offers a way to cr eate recovery media aft er you successfully set up the computer. HP Recovery medi a can be used to perform system recovery if the hard drive becomes corrupted.
Restore and recovery There are several options for re covering your system. Choose the method that best matches your situation and leve l of expertise: ● If you need to restore your p e rsonal files and data, you can use Windows File History to restore your information from the backups you created.
Using Windows Refresh fo r quick and easy recovery When your computer is not work ing properly and you need to regain system stability, the Windows Refresh option allo ws you to start fres h a nd keep what is importan t to you. IMPORTANT: Refresh re moves any traditional applications that were not origina lly installed on the system at the factory.
3. Click Change PC setting s in the bottom-right corne r of the scre en, and then sele ct General from the PC settings screen. 4. Under Remove everythi ng and reinstall Windows , select Get starte d , and follow the on- screen instructions.
Using the HP Recovery partition to recover a minimized image (select models only) The HP Recovery partition (select model s only) a llows you to perform a minim ized image recovery without the need for recovery discs or a recovery USB flash drive. Th is type of recovery can only be used if the hard dr ive is still working.
Removing the HP R ecovery partition HP Recovery Manager software a llows you to remove the HP Recov ery partit ion to free up ha rd drive space. IMPORTANT: Remo ving the HP Recovery partition means yo.
12 Specifications Input power The power information in this section may be helpfu l if you plan to travel internationally with the computer. The computer op erates on DC power, whi ch can be supplied by an AC or a DC power source. The AC power source must be rated at 100–240 V, 50 –60 Hz.
Operating environment Factor Metric U.S. Temperature Operating 5°C to 35°C 41°F to 95°F Nonoperating -20°C to 85°C -4°F to 185°F Relative humidity (noncondensing) Operating 5% to 95% 5% to 95%.
13 Electrostatic Discharge Electrostatic discharge is the rele ase of static electricity wh en tw o objects come into contact—for example, the sho ck you receive wh en you walk across th e carpet and touc h a metal door knob . A discharge of static ele ctricity from fingers or other electrostati c conductors may damage electronic components.
Index A AC adapter 6 AC adapter, testing 51 action keys decrease screen brightness 39 Help and Suppo rt 39 identifying 14 increase screen brightness 39 next track or section 40 play, pause, resume 40 .
hard drive bay, identifying 16 hard drive light 5 HDMI configuring audio 31 HDMI port, connecting 30 HDMI port, identifying 7, 25 Hibernation exiting 44 initiated during cr itical battery level 48 ini.
R recovery 84, 85 discs 83, 87 HP Recovery Manage r 86 media 87 starting 87 supported discs 83 system 86 USB flash drive 87 using HP Recovery media 83 recovery media creating 83 creating using HP Reco.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté HP (Hewlett-Packard) DV7-7243CL c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du HP (Hewlett-Packard) DV7-7243CL - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation HP (Hewlett-Packard) DV7-7243CL, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le HP (Hewlett-Packard) DV7-7243CL va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le HP (Hewlett-Packard) DV7-7243CL, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du HP (Hewlett-Packard) DV7-7243CL.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le HP (Hewlett-Packard) DV7-7243CL. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei HP (Hewlett-Packard) DV7-7243CL ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
