Manuale d’uso / di manutenzione del prodotto 7844 del fabbricante Lenovo
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Machine T ypes: 0889, 5023, and 7844 ThinkCentre User Guide.
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T hinkC e n tr e Us er G u id e.
Note Before using this information and the pr oduct it supports, be sure to read and understand the ThinkCentre Safety and Warranty Guide and “Notices,” on page 79.
Contents Important safety information ...... v Chapter 1. Product overview ...... 1 Features ................ 1 Specifications .............. 4 Software overview ............ 4 Software pr ovided with your W indows operating system ............... 4 Locations .
Appendix. Notices .......... 7 9 T elevision output notice .......... 8 0 European conformance CE mark ....... 8 0 T rademarks .............. 8 0 Index .
Important safety information CAUTION: Before using this manual, be sure to read and understand all the related safety information for this product. Refer to the ThinkCentre Safety and W arranty Guide that you received with this product for the latest safety information.
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Chapter 1. Product overview This chapter provides information about the computer featur es, specifications, preinstalled softwar e programs, and locations of connectors, components, parts on the system board, and internal drives.
Audio subsystem v Integrated high-definition (HD) audio v Headphone connector and microphone connector on the fr ont panel v Audio line-in connector , audio line-out connector , and microphone connect.
Security features v A power-on password and an administrator passwor d to deter unauthorized use of your computer v Computrace v Enabling or disabling SA T A devices v Enabling or disabling the serial.
Specifications This section lists the physical specifications for your computer . Dimensions W idth: 97 mm (3.8 inches) Height: 333 mm (13.1 inches) Depth: 368 mm (14.5 inches) W eight Maximum configuration as shipped: 6 to 6.5 kg (13.2 to 14.3 lbs) (without package) Maximum configuration as shipped: 8.
Lenovo ThinkV antage T ools: The Lenovo ThinkV antage ® T ools program guides you to a host of information sources and pr ovides easy access to various tools to help you work more easily and secur ely . For more information, see “Lenovo ThinkV antage T ools” on page 73.
Fingerprint Software: The integrated fingerprint reader pr ovided on some keyboards works with the Fingerprint Softwar e program to enable you to enroll your fingerprint and associate it with your W indows password. As a result, fingerprint authentication can replace your passwor d and enable simple and secure user access.
Locations This section provides information to help you locate your computer connectors, components, parts on the system board, and internal drives. Locating connectors, controls, and indicators on the front of your computer Figure 1 shows the locations of the connectors, controls, and indicators on the front of your computer .
Locating connectors and parts on the rear of your computer Figure 2 shows the locations of the connectors and parts on the rear of your computer . Some connectors on the rear of your computer ar e color-coded to help you determine where to connect the cables on your computer .
Connector Description Audio line-in connector Used to receive audio signals fr om an external audio device, such as a stereo system. When you attach an external audio device, a cable is connected between the audio line-out connector of the device and the audio line-in connector of the computer .
Locating components Figure 3 shows the locations of the various components in your computer . T o remove the computer cover and gain access to the inside of the computer , see “Removing the computer cover” on page 14.
Locating parts on the system board Figure 4 shows the locations of the parts on the system board. 1 Micropr ocessor 9 USB connector 2 Micropr ocessor fan connector 10 Battery .
Locating internal drives Internal drives are devices that your computer uses to r ead and store data. Y ou can add drives to your computer to increase storage capacity and enable your computer to read other types of media. Internal drives ar e installed in bays.
Chapter 2. Installing or replacing hardware This chapter provides instr uctions on how to install or replace hardwar e for your computer . This chapter contains the following topics: v “Handling sta.
Installing external options Y ou can install external options to your computer , such as external speakers, a printer , or a scanner . For some external options, you must install additional software in addition to making the physical connection.
5. Lay the computer on its side. Then, remove the two scr ews that secure the computer cover and slide the computer cover to the rear to r emove it. Removing and reinstalling the front bezel Attention.
3. Remove the front bezel by r eleasing the three plastic tabs on the top and pivoting the front bezel forwar d. Carefully lay the front bezel to the side without disconnecting the power switch and light-emitting diode (LED) assembly cable.
Accessing the system board components and drives Attention Do not open your computer or attempt any repair befor e reading and understanding the “Important safety information” in the ThinkCentre Safety and W arranty Guide that came with your computer .
5. T o lower the drive bay assembly , press the bend hook 1 inward and pivot the drive bay assembly downward. Installing or replacing a PCI card Attention Do not open your computer or attempt an.
b. If the PCI card is secur ed in place by a retaining latch 1 , press the retaining latch to r elease the PCI card from the latch. Then, grasp the PCI card by the edges and car efully pull it out of the PCI card slot.
5. Install the new PCI card into the appr opriate PCI card slot on the system board. Then, install the scr ew to secure the new PCI card in place. 6. If necessary , connect any cables between the PCI card and the system boar d. See “Locating parts on the system board” on page 1 1 to identify the various connectors on the system board.
1. Remove all media from the drives and turn of f all attached devices and the computer . Then, disconnect all power cords fr om electrical outlets and disconnect all cables that are connected to the computer . 2. Remove the computer cover . See “Removing the computer cover” on page 14.
8. Position the new memory module over the memory slot. Make sure that the notch 1 on the new memory module is aligned with the key 2 in the memory slot. Then, press the new memory module straight down into the memory slot until the retaining clips close and the new memory module snaps into position.
T o replace the battery , do the following: 1. Remove all media from the drives and turn of f all attached devices and the computer . Then, disconnect all power cords fr om electrical outlets and disconnect all cables that are connected to the computer .
Replacing the heat sink and fan assembly Attention Do not open your computer or attempt any repair befor e reading and understanding the “Important safety information” in the ThinkCentre Safety and W arranty Guide that came with your computer . T o obtain a copy of the ThinkCentre Safety and Warranty Guide ,g ot o : http://www .
6. Remove the four screws that secur e the heat sink and fan assembly in the following sequence: Note: Carefully r emove the four screws from the system boar d to avoid any possible damage. The four screws ar e integrated parts of the heat sink and fan assembly and they cannot be removed fr om the heat sink and fan assembly .
b. T ighten screw 2 a small amount, then fully install scr ew 4 , and then fully install screw 2 , as shown in Figur e 19 on page 25. 10. Connect the new heat sink and fan assembly cable to the micropr ocessor fan connector on the system board.
CAUTION: The heat sink and microprocessor might be very hot. T urn of f the computer and wait three to five minutes to let the computer cool before removing the computer cover . T o replace the micropr ocessor , do the following: 1. Remove all media from the drives and turn of f all attached devices and the computer .
b. Note the orientation of the micropr ocessor in the socket. Y ou can either look for the small triangle 1 on one corner of the micropr ocessor or note the orientation of the notches 2 on the micropr ocessor . This is important when installing the new micropr ocessor on the system board.
8. Remove the new micropr ocessor 1 from the protective cover 2 that protects the gold contacts on the bottom of the new micr oprocessor . 9.
DANGER Hazardous moving parts. Keep fingers and other body parts away . CAUTION: Never remove the cover on a power supply or any part that has the following label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached.
4. Pivot the drive bay assembly upward, r emove the four screws that secure the heat sink fan duct, and then lift the heat sink fan duct up to remove it fr om the chassis. 5. Disconnect the power supply assembly cables from all drives and fr om the 24-pin power connector and 4-pin power connector on the system board.
6. At the rear of the computer , remove the three scr ews that secure the power supply assembly . Press the r elease button 1 , slide the power supply assembly a little bit forward, and then r emove the power supply assembly from the computer . 7.
8. Install the new power supply assembly into the chassis so that the screw holes in the new power supply assembly are aligned with the corr esponding holes in the rear of the chassis. Then, install the thr ee screws to secure the new power supply assembly in place.
11 . Position the heat sink fan duct on the top of the heat sink and fan assembly so that the four screw holes in the heat sink fan duct ar e aligned with the corresponding holes in the heat sink and fan assembly . Then, install the four screws to secur e the heat sink fan duct in place.
1. Remove all media from the drives and turn of f all attached devices and the computer . Then, disconnect all power cords fr om electrical outlets and disconnect all cables that are connected to the computer . 2. Remove the computer cover . See “Removing the computer cover” on page 14.
8. Slide the optical drive out of the front of the computer . 9. Slide the new optical drive into the optical drive bay from the fr ont of the computer .
10. Hold the new optical drive and pivot the drive bay assembly upward. Align the screw holes in the new optical drive with the corr esponding holes in the side of the drive bay assembly . Then, install the two screws to secur e the new optical drive in place.
Replacing the hard disk drive Attention Do not open your computer or attempt any repair befor e reading and understanding the “Important safety information” in the ThinkCentre Safety and W arranty Guide that came with your computer . T o obtain a copy of the ThinkCentre Safety and Warranty Guide ,g ot o : http://www .
5. Hold the hard disk drive fr om one side of the drive bay assembly and remove the four screws that secur e the hard disk drive from the other side. Then, remove the har d disk drive from the drive bay assembly and disconnect the signal cable and the power cable from the r ear of the hard disk drive to completely remove it fr om the chassis.
7. Position the new hard disk drive into the har d disk drive bay and align the screw holes in the new har d disk drive with the corresponding holes in the drive bay assembly . Then, hold the new hard disk drive fr om one side of the drive bay assembly and install the four screws fr om the other side to secure the new hard disk drive in place.
2. Remove the computer cover . See “Removing the computer cover” on page 14. 3. Remove the front bezel. See “Removing and r einstalling the front bezel” on page 15. 4. Pivot the drive bay assembly upward to gain access to all the internal cables.
Replacing the front audio and USB assembly Attention Do not open your computer or attempt any repair befor e reading and understanding the “Important safety information” in the ThinkCentre Safety and W arranty Guide that came with your computer . T o obtain a copy of the ThinkCentre Safety and Warranty Guide ,g ot o : http://www .
9. Position the new front audio and USB assembly to the chassis so that the screw hole in the new fr ont audio and USB assembly is aligned with the corresponding hole in the chassis. 10. Install the screw to secur e the new front audio and USB assembly in place.
8. The front fan assembly is attached to the chassis by four r ubber mounts 1 . Remove the front fan assembly by cutting the r ubber mounts and lifting the front fan assembly out of the chassis.
9. Install the new front fan assembly by aligning the new r ubber mounts that came with the new front fan assembly with the corr esponding holes in the chassis, and then push the rubber mounts thr ough the holes. Then, carefully pull on the tips of the rubber mounts fr om the bottom side until the new front fan assembly is secured in place.
Replacing the USB keyboard or mouse Attention Do not open your computer or attempt any repair befor e reading and understanding the “Important safety information” in the ThinkCentre Safety and W arranty Guide that came with your computer . T o obtain a copy of the ThinkCentre Safety and Warranty Guide ,g ot o : http://www .
2. Make sure that all the internal cables ar e routed properly to avoid interfer ence with lowering the drive bay assembly and closing the computer cover . Keep the cables clear of the hinges and sides of the chassis. 3. Lower the drive bay assembly .
5. Position the computer cover on the chassis so that the rail guides on the bottom of the computer cover engage the rails. Then, slide the computer cover to the front of the computer until it snaps into position and is closed. Then, install the two screws to secur e the computer cover .
Integrated cable lock An integrated cable lock, sometimes referr ed to as the Kensington lock, can be used to secure your computer to a desk, table, or other non-permanent fixtur e. The cable lock attaches to a security slot at the rear of your computer and is operated with a key .
Padlock Y our computer is equipped with a padlock loop so that the computer cover cannot be removed when a padlock is installed. Password protection T o deter unauthorized use of your computer , you can use the Setup Utility program to set a passwor d.
5. Move the jumper from the standar d position (pin 1 and pin 2) to the maintenance position (pin 2 and pin 3). 6. Reinstall any parts and reconnect any cables that have been r emoved or disconnected. 7. Reinstall the computer cover and reconnect the power cor ds for the computer and monitor .
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Chapter 3. Recovery information This chapter provides information about the r ecovery solutions provided by Lenovo. This chapter contains the following topics: v “Creating and using r ecovery media.
v T o create Product Recovery discs on the W indows XP operating system, click Start → All Programs → ThinkV antage → Create Recovery Media . Then, follow the instructions on the scr een. Using recovery media This section provides instr uctions on how to use recovery media on differ ent operating systems.
Performing backup and recovery operations The Rescue and Recovery program enables you to back up all your har d disk drive contents including the operating system, data files, software pr ograms, and personal settings.
v T o perform a recovery operation using the Rescue and Recovery program on the W indows XP operating system, do the following: 1. From the W indows desktop, click Start → All Programs → ThinkV antage → Rescue and Recovery . The Rescue and Recovery program opens.
Note: If the Rescue and Recovery workspace fails to open, see “Solving recovery pr oblems” on page 59. 4. Do one of the following: v T o rescue files from your har d disk drive or from a backup, click Rescue files and follow the instructions on the scr een.
v T o create a rescue medium on the W indows XP operating system, do the following: 1. From the W indows desktop, click Start → All Programs → ThinkV antage → Create Recovery Media . The Create Rescue and Recovery Media window opens. 2. In the Rescue Media area, select the type of the r escue medium you want to create.
3. Go to the C:SWTOOLS dir ectory . 4. Open the DRIVERS folder . W ithin the DRIVERS folder , there are several subfolders named for various devices installed in your computer , such as AUDIO or VIDEO. 5. Open the appropriate device subfolder . 6. Do one of the following: v In the device subfolder , look for a SETUP .
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Chapter 4. Using the Setup Utility program Y ou can use the Setup Utility program to view and change the configuration settings of your computer , regar dless of which operating system you are using. However , the operating system settings might override any similar settings in the Setup Utility program.
Password considerations A password can be any combination of up to 16 (1 to 16) alphabetic and numeric characters. For security reasons, it is r ecommended to use a strong password that cannot be easily compromised. T o set a strong passwor d, use the following guidelines: Note: The Setup Utility program passwor ds are not case sensitive.
Enabling or disabling a device This section provides instr uctions on how to enable or disable user access to a device. SA T A Controller When this option is set to Disabled , all devices connected to the SA T A connectors (such as the hard disk drive and the optical drive) are disabled and will not be displayed in the system configuration.
2. Repeatedly press and r elease the F12 key when turning on the computer . When the Startup Device Menu opens, release the F12 key . 3. Select the desired startup device on the Startup Device Menu and pr ess Enter . Note: Selecting a startup device on the Startup Device Menu does not permanently change the startup device sequence.
Chapter 5. Updating system programs This chapter provides information about updating the POST and BIOS, and how to recover fr om a POST and BIOS update failure.
4. When prompted to change the serial number , it is suggested that you do not make this change by pressing N. However , if you do want to change the serial number , press Y , then type in the serial number and press Enter . 5. When prompted to change the machine type and model, it is suggested that you do not make this change by pressing N.
8. T urn on the computer and insert the POST and BIOS update (flash update) disc into the optical drive. The recovery session begins. The r ecovery session will take two to three minutes.
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Chapter 6. T roubleshooting and diagnostic programs This chapter provides information about some basic tr oubleshooting and diagnostic programs. If your computer pr oblem is not described in this chapter , see Chapter 7, “Getting information, help, and service,” on page 73 for additional troubleshooting resour ces.
Symptom Action The operating system does not start. V erify that you list the device where the operating system resides in the startup device sequence. Usually , the operating system is on the hard disk drive. For more information, see “Selecting a startup device” on page 63.
2. Repeatedly press and r elease the F1 1 key when turning on the computer . When you hear beeps or see a logo screen, r elease the F1 1 key . The Rescue and Recovery workspace opens after a short delay . 3. From the Rescue and Recovery workspace, select Launch advanced Rescue and Recovery → Diagnose hardware .
Cleaning an optical mouse This section provides instr uctions on how to clean an optical mouse. An optical mouse uses a light-emitting diode (LED) and an optical sensor to navigate the pointer . If the pointer on the screen does not move smoothly with the optical mouse, you might need to clean the mouse.
Chapter 7. Getting information, help, and service This chapter provides information about help, service, and technical assistance for Lenovo products. This chapter contains the following topics: v “.
v Rescue and Recovery v System Update T o access the Lenovo ThinkV antage T ools program, click Start → All Programs → Lenovo ThinkV antage T ools . ThinkV antage Productivity Center Note: The ThinkV antage Productivity Center program is only available on computers preinstalled with the W indows XP operating system fr om Lenovo.
support telephone numbers and a PDF version of the ThinkCentre Safety and Warranty Guide fr om the Lenovo Support W eb site at: http://www .lenovo.com/support Before using the information in this manual and the pr oduct it supports, be sure to read and understand the ThinkCentr e Safety and Warranty Guide and “Notices,” on page 79.
Calling for service During the warranty period, you can get help and information from the Lenovo Customer Support Center by telephone. The following services are available during the warranty period: .
service all models of a particular machine type. In some countries, fees and restrictions might apply at the time of service. T o determine whether your computer is eligible for International W arranty Service and to view a list of the countries where service is available, go to http://www .
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Appendix. Notices Lenovo may not offer the pr oducts, services, or features discussed in this document in all countries. Consult your local Lenovo repr esentative for information on the products and services curr ently available in your area.
vary significantly . Some measurements may have been made on development-level systems and there is no guarantee that these measur ements will be the same on generally available systems. Furthermore, some measur ements may have been estimated through extrapolation.
Index A a rescue medium, cr eating and using 57 Access Help 74 accessing system board components and drives 17 administrator password 62 antivirus software 6 audio line-in connector 9 audio line-out c.
K keyboard, r eplacing 46 L Lenovo Customer Support Center 76 Lenovo ThinkV antage T oolbox 70 Lenovo ThinkV antage T ools 73 Lenovo W eb site 75 Lenovo W elcome 5 locating components 10 M media, crea.
startup device 63 sequence, changing 64 temporary , selecting 63 static-sensitive devices, handling 13 system management 2 programs 65 system board connectors 1 1 locating parts 1 1 location 1 1 syste.
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Part Number: 89Y91 13 Printed in USA (1P) P/N: 89Y9113.
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 Lenovo 7844 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 Lenovo 7844 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lenovo 7844 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lenovo 7844 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lenovo 7844, 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 Lenovo 7844.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Lenovo 7844. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lenovo 7844 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.
