Manuale d’uso / di manutenzione del prodotto Dimension PY349 del fabbricante Dell
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www .dell.com | support.dell.com Dell™ Dimension™ E521 Owner’ s Manual Model DCSM FlexBay for optional floppy drive or Media Card Reader hard-drive activity light microphone connector headphone connector CD or DVD activity light CD or DVD eject button diagnostic lights USB 2.
Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer . NOTICE: A NOTICE indicates either potential dama ge to hardware or loss of data and tells you ho w to avoid the problem. CAUTION: A CAUTION indicates a potential for property damage, pe rsonal injury , or death.
Contents 3 Contents Finding Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 1 Setting Up and Using Y our Computer . . . . . . . . . . . . . . . . 11 Front View of the Computer . . . . . . . . . . . . . . . . . . . . . . .
4 Contents Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Standby Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Hibernate Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Power Options Properties .
Contents 5 Power Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Printer Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Scanner Problems . . . . . . . . . . . . . . . . . . . . . . . . . . .
6 Contents Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 Memory Installation Guidelines . . . . . . . . . . . . . . . . . . . . . . 66 Addressing Memory With 4-GB Configurations . . . . . . . . . . . . . . 67 Installing Memory .
Contents 7 A Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107 Sy stem Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Finding Information 9 Finding Information NOTE: Some features or media ma y be optional and may not ship with your computer . Some features or media may not be available in certain countries. NOTE: Additional information may ship with your computer . What Are Y ou Looking For? Find it Here • W arranty information • T erms and Conditions (U.
10 Finding Information • Solutions — T r oubleshooting hints and tips, articles from technicians, and online courses, frequently ask ed questions • Community — Online di scussion with other De.
Setting Up and Using Y our Computer 11 Setting Up and Using Y our Computer Front V iew of the Computer 1 cover latch release Use this latch to remove the cover .
12 Setting Up and Using Y our Computer 5 FlexBay drive Can contain an optional floppy drive or optional Media Card Reader . F or information on using the Media Card Reader , see "Using a Media Card Reader (Optional)" on page 22.
Setting Up and Using Y our Computer 13 Back V i ew of the Computer 1 voltage selection switch See the safety instructions in the P roduct Information Guide for more information. 2 power connector Insert the power cable. 3 back panel connectors Plug USB, audio , and other devic es into the appropriate connector .
14 Setting Up and Using Y our Computer Back Panel Connectors 1 link integrity light • Green — A good connection e xists betw een a 10-Mbps network and the computer . • Orange — A good connection exists betw een a 100-Mbps network and the computer .
Setting Up and Using Y our Computer 15 Setting Up a Printer NOTICE: Complete the operating sy stem setup before you connect a printer to the computer . See the documentation that came with the p rinter for setup informat ion, including how to: • Obtain and install updated drivers.
16 Setting Up and Using Y our Computer 3 T urn on the printer and then turn on the computer . If the Add New Hardware Wizard window appears, click Cancel . 4 Install the printer driver if necessary . See th e documentation that came with your printer .
Setting Up and Using Y our Computer 17 Setting Up Y our Internet Connection T o set up an Internet connection with a provided ISP desktop shortcut: 1 Save and close any open files, and exit any open programs. 2 Double-click the ISP icon on the Microsoft ® W indows ® desktop.
18 Setting Up and Using Y our Computer Playing CDs and DVDs NOTICE: Do not press down on the CD or DVD tray when you op en or close it. Keep the tray closed when you are not using the drive. NOTICE: Do not move the co mputer when you are playing CDs or DVDs.
Setting Up and Using Y our Computer 19 A D VD player includes the following basic buttons: F or more information on playing CDs or D VDs, click Help on the CD or DVD player (if available). Adjusting the V olume NOTE: When the speakers are mu ted, you do not hear the CD or DVD playing.
20 Setting Up and Using Y our Computer Copying CDs and DVDs NOTE: Ensure that you observe al l copyright laws when creating CDs or DVDs. This section applies only to computers that have a CD-RW , D VD+/-RW , or CD-R W/D VD (combo) drive. NOTE: The types of CD or DVD drives offered by Dell may vary by country .
Setting Up and Using Y our Computer 21 Blank D VD+/-Rs can be used to permanently store lar ge amounts of information. After you create a D VD+/-R disc, you may not be able to write to that disc again if the disc is "finalized" or "closed" during the final stage of the disc creation process.
22 Setting Up and Using Y our Computer Using a Media Card Reader (Optional) Use the Media Card Reader to transf er data dir ectly to your computer . The Media Card Reader supports the following memory.
Setting Up and Using Y our Computer 23 T o use the Media Card Reader : 1 Check the media or card to determine the proper orientation for insertion. 2 Slide the media or card into the appropriate slot until it is completely seated in the connector . If you encounter resistance, do not force the media or car d.
24 Setting Up and Using Y our Computer Connecting One Monitor With a VGA Connector and One Monitor With a DVI Connector 1 F ollow the procedur es in "Before Y ou Begin" on page 61. 2 Connect the VGA connector on the monitor to the VGA (blue) connector on the back of the computer .
Setting Up and Using Y our Computer 25 Changing the Display Settings 1 After you connect the monitor(s) or TV , turn on the computer . The Microsoft ® W indows ® desktop displays on the primary monitor . 2 Enable clone mode or extended desktop mode in the display settings.
26 Setting Up and Using Y our Computer Network Setup Wizard The Microsoft ® W indows ® XP operating system provides a Networ k Setup W izard to guide you through the process of sharing files, printers, or an Internet connection between computers in a home or small office.
Setting Up and Using Y our Computer 27 Hibernate Mode Hibernate mode conserves power by copying system data to a reserved area on the har d drive and then completely turning off the computer . When the compu ter exits from hibernate mode, the desktop is restor ed to the state it was in before it entere d hibernate mode.
28 Setting Up and Using Y our Computer If you want to change the default settings for a scheme, click the drop-down menu in the T urn off monitor , T urn off hard disks , System stand by , or System hibernates field, and then select a time-out from the displayed list.
Setting Up and Using Y our Computer 29 About RAID Configurations This section provides an overview of the R AID configuration you may have selected when you purchased your computer . Y our computer supports R AID level 1. A RAID level 1 is r ecommended for users that desire a high level of data integrity .
30 Setting Up and Using Y our Computer Configuring Y our Hard Drives for RAID Y our computer can be configured for R AID, even if you did not select a RA ID configuration when the computer was purchased. F or an explanation of R AID levels and their requir em ents, see "About RAID Configurations" on page 29.
Setting Up and Using Y our Computer 31 6 Use the up- and down-arrow keys to select a har d drive to include in the RAID array and then use the right-arrow key to move the selected drive from the F ree Disks field to the Array Disks field. Repeat for each disk you want to include in the R AID array .
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Solving Problems 33 Solving Problems T roubleshooting T ips F ollow these tips when you tr oubleshoot your computer: • If you added or removed a part befor e the proble m started, review the installation procedures and ensure that the part is corr ectly installed.
34 Solving Problems Drive Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . CD and DVD drive problems NOTE: High-speed CD or DVD drive vibrati on is normal and may cause noise, which does not i ndicate a defect in the drive or the CD or DVD.
Solving Problems 35 Problems writing to a CD/DVD-RW drive Hard drive problems E-Mail, Modem, and Internet Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . NOTE: Connect the modem to an anal og telephone jack only .
36 Solving Problems Error Messages If the message is not listed, see the documentatio n for the operating system or the program that was running when the message appeared.
Solving Problems 37 Keyboard Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . A REQUIRED .DLL FILE WAS NOT FOUND — The program that you are trying to open is missing an essential file.
38 Solving Problems Lockups and Software Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . The computer does not start up The computer stops responding NOTICE: Y ou might lose data if you are unable to perform an oper ating sy stem shutdown.
Solving Problems 39 A program crashes repeatedly NOTE: Software usually includes installation instructions in its documentation or on a floppy disk or CD.
40 Solving Problems Media Card Reader Problems S AVE AND CLOSE ANY OPEN FILES OR PROGRAMS AND SHUT DOWN YOUR COMPUTER THROUGH THE START MENU N O DRIVE LETTER IS ASSIGNED — When Microsoft W indows XP.
Solving Problems 41 Memory Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . Mouse Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide .
42 Solving Problems Network Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . R ESTART THE COMPUTER — 1 Simultaneously press <Ctr l><Esc> to display the Start menu.
Solving Problems 43 Power Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide .
44 Solving Problems Printer Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . NOTE: If you need technical assistan ce for your printer , contact the printer’ s manufacturer .
Solving Problems 45 Scanner Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . NOTE: If you need technical assistan ce for your scan ner , contact the scanner’ s manufacturer .
46 Solving Problems Sound and Speaker Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . No sound from speakers NOTE: The volume control in some MP3 pl ayers overrides the Windows volume setting.
Solving Problems 47 No sound from headphones V i deo and Monitor Problems CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . NOTE: See the monitor documentation for troubleshooting procedures.
48 Solving Problems If the screen is difficult to read C HECK THE MONITOR SETTINGS — See the monitor documentation for instructions on adjusting the contrast and brightness, demagnetizing (degaussing) the monitor , and running the monitor self-test.
T roubleshooting T ools 49 T roubleshooting T ools Diagnostic Lights CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide .
50 T roubleshooti ng T ools A possible graphics card failur e has occurred. • If the computer has a graphics card, remove the car d, reinstall it (see "PCI Express Car ds" on page 76), and then restart the computer . • If the problem still exists, install a graphics card that you know works and r estart the computer .
T roubleshooting T ools 51 Another failure has occurr ed. • Ensure that the cables ar e properly connected to the system board from the hard drive, CD drive, and D VD drive (see "Drives" on page 85).
52 T roubleshooti ng T ools Dell Diagnostics CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide .
T roubleshooting T ools 53 3 If you run a test from the Custom T est or Symptom T r ee option, click the applicable tab described in the following table for more information. 4 Close the test screen to r eturn to the Main Menu screen. T o exit the Dell Diagnostics and r e start the computer , close the Main Menu screen.
54 T roubleshooti ng T ools Windows XP 1 Click the Start button and click Control P anel . 2 Under Pick a Ca tegory , click P erformance and Maintenance . 3 Click System . 4 In the System P roperties window , click the Hardware tab. 5 Click Device Manager .
T roubleshooting T ools 55 5 Double-click the name of the device fo r which you are installing the driver . 6 Click the Driver tab and click Update Driver . 7 Click Install from a list or specific location (Advanced) and click Next . 8 Click Browse and browse to the location to which yo u previously e xtracted the driver files.
56 T roubleshooti ng T ools Using Microsoft Windows XP Sy stem Restore The Microsoft W indows XP operating system provid es System Restore to allow you to r eturn your computer to an earlier operating.
T roubleshooting T ools 57 Undoing the Last Sy stem Restore NOTICE: Before you undo the last sy stem restore, save and cl ose all open files and exit any open programs. Do not alter , open, or delete any files or programs until the sy s tem restoration is complete.
58 T roubleshooti ng T ools 5 When prompted, click Fi n i s h to reboot the computer . NOTE: Do not manually shut down the computer . Click Finish and let the computer completely reboot.
T roubleshooting T ools 59 Using the Operating Sy stem CD Before Y ou Begin If you are considering a r einstall of the W indows XP operating system to correct a problem with a newly installed driver , first try using W indows XP Devi ce Driver Rollback (see "Using W indows XP Device Driver Rollback" on page 54).
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Removing and Installing Parts 61 Removing and Installing Parts Before Y ou Begin This chapter provides procedures for r emoving and installing the components in your computer .
62 Removing and Installing Parts Before W orking Inside Y our Computer Use the following safety guidelines to help protec t your computer from potential damage and to help ensure your own personal safety . CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide .
Removing and Installing Parts 63 Removing the Computer Cover CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide . CAUTION: T o guard against electr ical shock, alway s unplug your computer from th e electrical outlet before removing the cover .
64 Removing and Installing Parts 4 Grip the sides of the computer cover and pivot the cover up, using the bottom hinge tabs as leverage points. 5 Release the cover from the hinge tabs and set it aside in a secure location.
Removing and Installing Parts 65 Sy stem Board Components 1 fan connector (F AN_CPU1) 2 processor s ocket (CPU) 3 memory module connectors (DIMM_1, DIMM_2, DIMM_3, DIMM_4) 4 power connector (PW_12V_A1.
66 Removing and Installing Parts Memory Y ou can increase your computer memory by installi ng memory modules on the system boar d. Y our computer supports DDR2 memory . F or additional inform ation on the type of me mory supported by your computer , see "Memory" on page 107.
Removing and Installing Parts 67 NOTICE: If you remove your original memory modules from the computer during a me mory upgrade, keep them separate from any new modules that you may have, even if you purchased the new mo dules from Dell. If possible, do not pair an original memory module with a new memory module.
68 Removing and Installing Parts Installing Memory CAUTION: Before you begin any of the pr ocedures in this section, follow the safety instructions in the Product Information Guide .
Removing and Installing Parts 69 NOTICE: T o avoid damage to the memory module, press the modul e straight down into th e connector while you apply equal force to ea ch end of the module. 4 Insert the module into the connector unt il the module snaps into position.
70 Removing and Installing Parts Cards CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide .
Removing and Installing Parts 71 Installing a PCI Card 1 F ollow the procedur es in "Before Y ou Begin" on page 61. 2 Gently push the release tab on the car d retention door from the inside to pivot the door open. Because the door is captive, it will remain in the open position.
72 Removing and Installing Parts 6 Place the card in the connector and pr ess down firmly . Ensure that the card is fully seated in the slot. 7 Before you close the car d retention door , ensur e that: • The tops of all cards and filler brac k ets ar e flush with the alignment bar .
Removing and Installing Parts 73 8 Close the card r etention door by snappi ng it into place to secure the car ds. NOTICE: Do not route card cables over or behind the cards. Ca bles routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment.
74 Removing and Installing Parts If you are installing a sound car d, remove the jumper on the end of the front I/O panel. Then connect one end of the cable to the sound card and the other end of the cable to the connection on the front I/O panel from which you removed the jumper .
Removing and Installing Parts 75 12 If you installed an add-in network adapter and want to disable the integrated network adapter: a Enter system setup (see "System Setup" on page 111), go to Onboard Devices and select Integrated NIC, and then change the setting to Off .
76 Removing and Installing Parts PCI Express Cards Y our computer supports one PCI Express x1 6 car d and one PCI Express x1 car d. • If you are installing or r eplacing a PCI Express car d, follow the procedures in the ne xt section. • If you are r emoving but not replacing a card, see "Removing a PCI Express Card" on page 80.
Removing and Installing Parts 77 6 If you are r eplacing a card that is alr ead y installed in the computer , remove the card. Disconnect any cables connected to the card. Gently pull the securing tab, grasp the car d by its top corners, and then ease it out of its connector .
78 Removing and Installing Parts 9 Place the card in the connector and pr ess down firmly . Ensur e that the card is fully seated in the slot. 10 If you replaced a car d that was already installed in .
Removing and Installing Parts 79 NOTICE: Do not route card cables over or behind the cards. Ca bles routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment. NOTICE: T o connect a network cable, first plug the cable into the network device and then plug it into the computer .
80 Removing and Installing Parts 12 Close the card r etention door by snappi ng it into place to secure the car ds. 13 Connect any cables that should be attached to the card. See the documentation for the card for infor mation about the car d’s cable connections.
Removing and Installing Parts 81 7 Close the card r etention door to sn ap it into place, securing the cards. NOTICE: T o connect a network cable, first plug the cable into th e network device and then plug it into the computer . 8 Replace the computer cover , r econnect the computer a nd devices to electrical outlets, and then turn them on.
82 Removing and Installing Parts 3 Grasping the lever on the sliding plate, pull the s liding plate to the right until it snaps into the open position.
Removing and Installing Parts 83 Removing the Drive-Panel Insert 1 P ull the drive-panel insert tab away from the drive pa nel insert to disengage th e insert from the drive panel. 2 W ithout releasing the tab, pivot the drive-pan el insert out and away from the drive panel.
84 Removing and Installing Parts 1 Slide the tab on the left side of the driv e-panel insert under the center drive-panel tab. 2 Rotate the drive-panel insert into place and snap th e drive-panel insert tab over the corr esponding tab on the drive panel.
Removing and Installing Parts 85 Drives Y our computer supports a combi nation of these devices: • Up to two serial A T A har d drives • One optional floppy drive or an optional Media Card Reader .
86 Removing and Installing Parts Connecting Drive Cables When you install a drive, you connect two cables—a DC power cable an d a data cable—to the back of the drive. Drive Interface Connectors The drive cable connectors are k eyed for correct insertion.
Removing and Installing Parts 87 Hard Drives CAUTION: Before you begin any of the pr ocedures in this section, follow the safety instructions in the Product Information Guide . CAUTION: T o guard against electr ical shock, alway s unplug your computer from th e electrical outlet before removing the cover .
88 Removing and Installing Parts 3 P ress in on the blue tabs on each side of the dr ive and slide the drive up and out of the computer . 4 If removing this drive changes the drive configuration, then be sur e to reflect these changes in system setup.
Removing and Installing Parts 89 4 Align the hard drive brack et with the guides in the hard drive bay . 5 Gently slide the drive into place until you feel a click or the drive is securely installed. T ake car e not to let the drive free-fall into the drive bay .
90 Removing and Installing Parts 7 Check all cables to be certain that they ar e properly connected and firmly seated. 8 Replace the computer cover (see "Replac ing the Computer Cover" on page 105). NOTICE: T o connect a network cable, first plug the cable into the network port or device and then plug it into the computer .
Removing and Installing Parts 91 Adding a Second Hard Drive CAUTION: Before you begin any of the pr ocedures in this section, follow the safety instructions in the Product Information Guide . CAUTION: T o guard against electr ical shock, alway s unplug your computer from th e electrical outlet before removing the cover .
92 Removing and Installing Parts 10 Replace the computer cover (see "Replac ing the Computer Cover" on page 105). NOTICE: T o connect a network cable, first plug the cable into the network port or device and then plug it into the computer . 11 Connect your computer and devices to el ectrical outlets, and turn them on.
Removing and Installing Parts 93 3 Disconnect the power and data cables from the back of the floppy drive. NOTE: If you have installed a PCI Express x16 card, this card may cover the floppy-drive connectors.
94 Removing and Installing Parts Installing a Floppy Drive NOTE: In the event that the re placement or new floppy drive does not have shoulder screws, check for the screws located within the drive panel insert or , if applicable, reuse screws attache d to the drive that you are replacing.
Removing and Installing Parts 95 6 If you are installing a new floppy drive rather than r eplacing a drive, remove the appropriate drive-panel insert (see "Removing the Drive-P anel Insert" on page 83). 7 Check all cable connections, and fold cables out of th e way to avoid blocking airflow between the fan and cooling vents.
96 Removing and Installing Parts Media Card Reader CAUTION: Before you begin any of the pr ocedures in this section, follow the safety instructions in the Product Information Guide . CAUTION: T o guard against electr ical shock, alway s unplug your computer from th e electrical outlet before removing the cover .
Removing and Installing Parts 97 3 Disconnect the FlexBay USB cable from the back of the Media Car d Reader and from the internal USB connector on the system board (see "System Boar d Components" on page 65) and remove the cable from the cable routing clip.
98 Removing and Installing Parts Installing a Media Card Reader NOTE: In the event that the replacement or new Media Card Reader does not have shoulder screws, use the screws located within the drive panel insert. Otherwise, reuse the screws attached to th e card reader that you are replacing.
Removing and Installing Parts 99 6 Connect the FlexBay USB cable to the back of the Media Car d Reader and to the internal USB connector on the system board (see "System Boar d Components" on page 65). 7 Route the FlexBay USB cable through the cable routing clip.
100 Removing and Installing Parts CD/DVD Drive CAUTION: Before you begin any of the proced ures in this section , follow the safety inst ructions located in the Product Information Guide . CAUTION: T o guard against electrical shock, alway s unplug your computer from the electrical outlet before removing the cover .
Removing and Installing Parts 101 4 Slide the drive latch release towar d the bottom of the computer and, without releasing the drive latch release, slide the CD/D VD drive out through the front of the computer . 5 If you are not r eplacing the drive, replace the drive panel insert (see "Replacing the Drive-P anel Insert" on page 83).
102 Removing and Installing Parts Installing a CD/DVD Drive NOTE: In the event that the replacement or new CD/DVD drive does not have shoulder screws, check for the screws located within the driv e panel insert or , if appl icable, reuse screws atta ched to the drive that you are replacing.
Removing and Installing Parts 103 5 Check all cable connections, and fold cables out of th e way to avoid blocking airflow between the fan and cooling vents. 6 Replace the drive panel (see "Replaci ng the Drive P anel" on page 84). 7 Replace the computer cover (see "Replac ing the Computer Cover" on page 105).
104 Removing and Installing Parts Battery Replacing the Battery CAUTION: Before you begin any of the procedures in this section, follow the sa fety instructions in the Product Information Guide .
Removing and Installing Parts 105 NOTICE: T o connect a network cable, first plug the cable into th e network device and then plug it into the computer .
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Appendix 107 Appendix Specifications Processor P rocessor type AMD Athlon 64 X2 dual-core processor AMD Athlon 64 processor AMD Sempron processor Level 2 (L2) cache Up to 1 MB per core Up to 256 KB fo.
108 Appendix Audio T ype Sigmatel 9227 CODEC (7.1 Channel audio) Expansion Bus Bus type PCI 2.3 PCI Express 1.0A SA T A 1.0 and 2.0 USB 2.0 Bus speed PCI: 133 MB/s PCI Express: x1 slot bidirectional speed - 500 MB/s x16 slot bidirectional speed - 8GB/s SA T A: 1.
Appendix 109 Connectors External connectors: Vid eo 15-hole connector Network adapter RJ-45 connector USB two front-panel and four back-panel USB 2.0-compliant connectors Aud i o six connectors for 7.
110 Appendix Rear of computer: Link integrity light (on integrated network adapter) green light — A good connection e xists between a 10 Mbps network and the computer . orange light — A good connection exists between a 100 Mbps network and the computer .
Appendix 111 Sy stem Setup Overview Use system setup as follows: • T o change the system configuration information after yo u add, change, or remove any hardwar e in your computer • T o set or cha.
112 Appendix Sy stem Setup Options NOTE: Depending on your comp uter and installed devices, th e items listed in this secti on may not appear , or may not appear exactly as listed. System System Info Displays the System name, BIOS V ersion , Service T ag, Express Service Code , and Asset T ag .
Appendix 113 SATA Operation (Off default) The field configures the operating m ode of the integrated har d drive controller . • RA I D O f f — No R AID support • RA I D O n — SA T A is configured for R AID on every boot.
114 Appendix Performance HDD Acoustic Mode Bypass default • Bypass — Y our computer does not test or change the current acoustics mode setting. • Quiet — The hard drive operates at its most quiet setting. • Suggested — The hard drive operates at the level suggested by the drive manufacturer .
Appendix 115 Auto Power On ( Off default) Sets the computer to automatically turn on. • Off — disables the Auto P ower On feature • Everyday — turns the computer on e very day at the time set .
116 Appendix Boot Sequence This feature allows you to change the boot sequence for devices. Option Settings • Bootable Hard Drive — The computer attempts to boot from th e primary har d drive. If no operating system is on the drive, the co mputer generates an error message.
Appendix 117 Changing Boot Sequence for the Current Boot Y ou can use this feature, for e xample, to restart your computer to a USB device, such as a floppy drive, memory ke y , or CD-RW drive.
118 Appendix Clearing Forgotten Passwords CAUTION: Before you begin any of the proc edures in this section , follow the safety inst ructions located in the Product Information Guide . 1 F ollow the procedur es in "Before Y ou Begin" on page 61.
Appendix 119 Clearing CMOS Settings CAUTION: Before you begin any of the proc edures in this section , follow the safety inst ructions located in the Product Information Guide . 1 F ollow the procedur es in "Before Y ou Begin" on page 61. NOTE: The computer must be disconnected from th e electrical outlet to clear the CMOS setting.
120 Appendix Mouse If your screen cursor skips or mo ves abnormally , clean the mouse. T o clean a non-optical mouse: 1 T urn the retainer ring on the underside of your mouse counterclockwise, and then remove the ball. 2 W ipe the ball with a clean, lint-free cloth.
Appendix 121 Dell provides limited technical support for t he computer and any "Dell-installed" software and peripherals 1 . Support for thir d-party software and peripherals is provided by .
122 Appendix These limits are designed to provide r easonable pr otection against harmful int erference in a residential installation. However , ther e is no guarantee that int erference will not occur in a particular installation.
Appendix 123 Country (City) International Access Code Country Code City Code Service T ype Area Codes, Local Numbers, and T oll-Free Numbers W eb and E-mail Address Anguilla Online Support www .
124 Appendix Austria (V ienna) International Access Code: 900 Country Code: 43 City Code: 1 Online Support support.euro .dell.com tech_support_central_europe@dell.
Appendix 125 Brazil International Access Code: 00 Country Code: 55 City Code: 51 Online Support www .dell.com/br BR_T echSupport@dell.com Customer Service and T ech Support 0800 970 3355 T echnical Su.
126 Appendix Cayman Islands Online Support la-techsupport@dell.com T echnical Support, Customer Service, Sales 1-877-262-5415 Chile (Santiago) Country Code: 56 City Code: 2 Online Support www .
Appendix 127 China (Xiamen) Country Code: 86 City Code: 592 Online Support support.dell.com.cn T echnical Support E-mail support.dell.com.cn/email Customer Service E-mail customer_cn@dell.
128 Appendix Costa Rica Online Support www .dell.com/cr la-techsupport@dell.com T echnical Support, Customer Service, Sales 0800-012-0231 Czech Republic (P rague) International Access Code: 00 Country Code: 420 Online Support support.euro .dell.com czech_dell@dell.
Appendix 129 El Salvador Online Support www .dell.com/sv la-techsupport@dell.com T echnical Support, Customer Service, Sales 800-6132 F inland (Helsinki) International Access Code: 990 Country Code: 358 City Code: 9 Online Support support.euro .dell.com fi_support@dell.
130 Appendix Germany (F rankfurt) International Access Code: 00 Country Code: 49 City Code: 69 Online Support support.euro .dell.com tech_support_central_europe@dell.
Appendix 131 Hong Kong International Access Code: 001 Country Code: 852 Online Support support.ap.dell.com support.dell.com.cn/email T echnical Support – Dimension and Inspiron 00852-2969 3188 T ech.
132 Appendix India Online Support support.ap.dell.com P ortable and Desktop Support Desktop Support E-mail india_support_desktop@dell.com P ortable Support E-mail india_support_notebook@dell.com Phone Numbers 080-25068032 or 080-25068034 or your city STD code + 60003355 or toll-free: 1-800-425-8045 Server Support E-mail india_support_Server@dell.
Appendix 133 Ireland (Cherrywood) International Access Code: 00 Country Code: 353 City Code: 1 Online Support support.euro .dell.com dell_direct_support@dell.
134 Appendix Italy (Milan) International Access Code: 00 Country Code: 39 City Code: 02 Online Support support.euro .dell.com Home and Small Business T echnical Support 02 577 826 90 Customer Service .
Appendix 135 Japan (Kawasaki) International Access Code: 001 Country Code: 81 City Code: 44 Online Support support.jp.dell.com T echnical Support – Dimension and Inspiron toll-free: 0120-198-226 T e.
136 Appendix Korea (Seoul) International Access Code: 001 Country Code: 82 City Code: 2 Online Support support.ap.dell.com T echnical Support, Customer Service toll-free: 080-200-3800 T echnical Suppo.
Appendix 137 Mexico International Access Code: 00 Country Code: 52 Online Support www .dell.com/mx la-techsupport@dell.com T echnical Support 001-866-563-4425 Sales 50-81-8800 or 001-800-888-3355 Cust.
138 Appendix Norway (L ysaker) International Access Code: 00 Country Code: 47 Online Support support.euro .dell.com T echnical Support 671 16882 Relational Customer Service 671 17575 Home/Small Business Customer Service 23162298 Switchboard 671 16800 F ax Switchboard 671 16865 Pa n a m a Online Support www .
Appendix 139 St. Kitts and Nevis Online Support www .dell.com/kn la-techsupport@dell.com T echnical Support, Customer Service, Sales toll-free: 1-866-540-3355 St. Lucia Online Support www .dell.com/lc la-techsupport@dell.com T echnical Support, Customer Service, Sales toll-free: 1-866-464-4352 St.
140 Appendix South Africa (Johannesburg) International Access Code: 09/091 Country Code: 27 City Code: 11 Online Support support.euro .dell.com dell_za_support@dell.
Appendix 141 Switzerland (Geneva) International Access Code: 00 Country Code: 41 City Code: 22 Online Support support.euro .dell.com T ech_support_central_Europe@dell.
142 Appendix T urks and Caicos Islands Online Support www .dell.com/tc la-techsupport@dell.com T echnical Support, Customer Service, Sales toll-free: 1-877-441-4735 U.K. (Bracknell) International Access Code: 00 Country Code: 44 City Code: 1344 Online Support support.
Appendix 143 U.S.A. (Austin, T exas) International Access Code: 011 Country Code: 1 Dell Services for the Deaf, Hard-of -Hearing, or Speech-Impaired toll-free: 1-877-DELL TT Y (1-877-335-5889) Fa x toll-free: 1-800-727-8320 T echnical Support support.
144 Appendix U.S. V irgin Islands Online Support www .dell.com/vi la-techsupport@dell.com T echnical Support, Customer Service, Sales toll-free: 1-877-702-4360 V enezuela Online Support www .
Glossary 145 Glossary T erms in this Glossary are provided for informational purposes only and may or may not describe features included with your particular computer . A AC — alternating current — The form of electricity that powers your computer when you plug the AC adapter power cable in to an electrical outlet.
146 Glossary bus — A communication pathway between the components in your computer . bus speed — The speed, given in MHz, that indicates how fast a bus can transfer information. byte — The basic data unit used by your computer . A byte is usually equal to 8 bits.
Glossary 147 DMA — direct memory access — A channel that allows certain types of data transf er between RAM and a device to bypass the processor . docking device — See APR .
148 Glossary extended PC Card — A PC Card that e xtends beyond the edge of the PC Card slot when installed. F Fa h r e n h e i t — A temperature measurement scale wher e 32° is the freezing point and 212° is the boiling point of water .
Glossary 149 IDE — integrated device electronics — An interface for mass storage devices in which the controller is integrated into the hard drive or CD drive.
150 Glossary memory — A temporary data stor age area inside your computer . Because the data in memory is not permanent, it is recommended that you fr equently save your files while you are working on them, and always save your files before you shut down the comp uter .
Glossary 151 PCI Express — A modification to the PCI interface that boosts the data transfer rate between the processor and the devices attached to it. PCI Express can transfer data at speeds from 250 MB/sec to 4 G B/sec. If the PCI Expr ess chip set and the device are capable of differ ent speeds, they will operate at the slower speed.
152 Glossary RT C R ST — r eal-time clock reset — A jumper on the system board of some computers that can often be used for troubleshooting problems. S SAS — serial attached SCSI — A faster , serial version of the SCSI interface (as oppos ed to the original SCSI parallel architecture).
Glossary 153 SXGA+ — super -extended graphics array plus — A video standard for video car ds an d controllers that supports resolutions up to 1400 x 1050.
154 Glossary virus — A program that is designed to inconvenience you or to destroy data stored on your computer . A virus program moves from one computer to another through an infected disk, software down loaded from the Internet, or e-mail attachments.
Index 155 Index A audio . See sound B battery problems, 3 3 replacing, 1 0 4 BIOS, 111 boot sequence a b o u t , 115 changing, 1 1 7 option settings, 1 1 6 booting to a USB device, 1 1 7 C car ds inst.
156 Index 156 Index drives, 85 hard drive, 8 7 installing CD/D VD, 1 0 2 installing floppy , 9 4 installing hard drive, 8 8 problems, 3 4 removing CD/D VD, 1 0 0 re moving floppy , 9 2 rem o v i n g h.
Index 157 monitor blank, 4 7 clone mode, 2 5 connect D VI, 2 3 - 2 4 connect TV , 2 3 - 2 4 connect two , 2 3 - 2 4 connect VGA, 2 3 - 2 4 display settings, 2 5 extended des ktop mode, 2 5 hard to r ead , 4 8 motherboard.
158 Index 158 Index R R AID array , creating, 31 regulatory information, 9 reinstalling W indows XP , 5 6 S safety instructions, 9 SA T A. See serial A T A scanner problems, 4 5 serial A T A, 87 Servi.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Dell Dimension PY349 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Dell Dimension PY349 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Dell Dimension PY349 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Dell Dimension PY349 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Dell Dimension PY349, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Dell Dimension PY349.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Dell Dimension PY349. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Dell Dimension PY349 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
