Lenovo 7348 Bedienungsanleitung

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T hinkC e n tr e Us er Gu i d 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 61. Second Edition (May 2009) © Copyright Lenovo 2009. All rights reserved. LENOVO products, data, computer softwar e, and services have been developed exclusively at private expense a[...]

Contents Important safety information . . . . . .v Chapter 1. Product overview . . . . . .1 Features . . . . . . . . . . . . . . . .1 Specifications . . . . . . . . . . . . . .4 Software overview . . . . . . . . . . . .5 Software pr ovided with your W indows operating system . . . . . . . . . . . . . . .5 Locations . . . . . . . . . . . . . . .6 Lo[...]

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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. Reading and understanding this safety information reduces the risk of personal [...]

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Chapter 1. Product overview This chapter provides an intr oduction to the features and options that are available for your computer . Yo u can expand the capabilities of your computer by adding memory modules, drives, or adapter cards. When installing or r eplacing an option, use these instructions along with the instructions that come with the opt[...]

V ideo subsystem Integrated graphics for a VGA (V ideo Graphics Array) connector and DisplayPort connector Audio subsystem v Audio line-in connector , audio line-out connector , and microphone connector on the rear panel v High Definition (HD) with ADI 1882 Audio Codec v Microphone connector and headphone connector on the front panel v Mono interna[...]

Power v 130-watt power adapter v Automatic 50/60 Hz input frequency switching v Advanced Configuration and Power Interface (ACPI) support Security features v Computrace v Cover presence switch (also called intrusion switch, some models) v Diskette drive and hard disk drive I/O control v Hard Disk User Password v Keyboard with fingerprint reader (so[...]

Specifications This section lists the physical specifications for your computer . Dimensions W idth: 275 mm (10.83 inches) Height: 80 mm (3.15 inches) Depth: 238 mm (9.37 inches) W eight Maximum configuration as shipped: 4.18 kg (9.22 lbs) Environment Air temperature: Operating: 10° to 35°C (50° to 95°F) Non-operating: -40° to 60°C (-40° to [...]

Software overview This section describes the software pr einstalled on the computer models that have an internal hard disk drive and an operating system fr om Lenovo. Software provided with your Windows operating system This section describes the W indows applications included with your computer . Software provided by Lenovo The following software [...]

PC-Doctor for Windows PE The PC-Doctor for W indows PE diagnostic program is pr einstalled on your hard disk drive. It is part of the Rescue and Recovery workspace on each Lenovo computer to diagnose hardwar e problems and report operating-system-contr olled settings that can cause hardwar e failures. Use the PC-Doctor for W indows PE if you are un[...]

Locating connectors on the rear of your computer Figure 2 shows the location of the connectors on the r ear 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 . 1 VGA monitor connector 8 Cover-r elease button 2 USB connectors (3) 9?[...]

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 . Audio line-out connector Used to send audio signals f[...]

Locating components To open the computer cover , see “Opening the computer cover” on page 12. Figure 3 shows the location of the various components in your computer . 1 Optical drive 5 Heat sink 2 Front bezel 6 Battery 3 Hard disk drive (some models) 7 Memory slots (2) 4 System fan assembly 8 Inte[...]

Locating parts on the system board The system board (sometimes called the planar or motherboar d) is the main circuit board in your computer . It provides basic computer functions and supports a variety of devices. Figure 4 shows the location of the parts on the system boar d. 1 Micropr ocessor 9 PCI adapter card slot 2 Clear CMOS[...]

Chapter 2. Installing options and replacing hardware This chapter provides instr uctions for installing options and replacing har dware for your computer . Yo u can expand the capabilities of your computer by adding memory modules, adapter cards, or drives. When installing or r eplacing an option, use these instructions along with the instructions [...]

Installing external options External speakers, a printer , or a scanner can be connected to your computer . For some external options, you must install additional software in addition to making the physical connection. When installing an external option, see “Locating connectors on the front of your computer” on page 6 and “Locating connector[...]

5. Carefully lift and position the computer upside down as shown in 6. 6. Pivot the cover-release button 1 on the r ear of the computer and then open the computer cover as shown. Installing or replacing a memory module Attention Do not open your computer or attempt any repair befor e reading and understanding the “Important safety informati[...]

3. If you are replacing an old memory module, open the r etaining clips and remove the memory module being r eplaced as shown. 4. Insert the notched end 2 of the new memory module into the slot 1 . Press the memory module firmly and pivot the memory module until it snaps into place. Make sure that the memory module is firmly fixed in th[...]

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 . To obtain a copy of the ThinkCentre Safety and Warranty Guide , go to: http://www .lenovo.com/support This secti[...]

7. To install the new hard disk drive into the plastic bracket, flex the bracket and align pin 1 , pin 2 , pin 3 , and pin 4 on the bracket with the holes in the hard disk drive. Do not touch the cir cuit board 5 on the bottom of the hard disk drive. 8. Connect the signal cable and the power cable to the rear of the ne[...]

2. Remove the front bezel by releasing the two tabs and pivoting the bezel forward to r emove it completely . 3. Disconnect the signal cable and the power cable from the rear of the optical drive. 4. Press the optical drive lock button to remove the optical drive out of the fr ont of the computer . 5. Remove the optical drive retainer from the fail[...]

6. Slide the new optical drive into the drive bay until it snaps into position. 7. Connect the signal cable and the power cable to the optical drive. 8. To reinstall the front bezel, align the plastic tabs on the bottom of the bezel with the corresponding holes in the chassis, and then pivot the bezel inwar d until it snaps into position. 9. Go to [...]

3. Remove the old battery . 4. Install a new battery . 5. Reconnect all the cables to the system board and close the computer cover . See “Completing the parts replacement” on page 30. Note: When the computer is turned on for the first time after battery replacement, an err or message might be displayed. This is normal after replacing the batte[...]

3. Remove the four screws that secure the heat sink to the system boar d. Note: Car efully remove the four screws fr om the system board to avoid any possible damage to the system board. The four scr ews cannot be removed fr om the heat sink and fan assembly . 4. Lift the failing heat sink off the system board. Notes: a. Yo u might have to gently t[...]

Replacing the microprocessor 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 . To obtain a copy of the ThinkCentre Safety and Warranty Guide , go to: http://www .lenovo.com/support This sectio[...]

6. Lift the microprocessor straight up and out of the socket. Notes: a. Y our microprocessor and socket might look dif ferent from the one illustrated. b. Note the orientation of the microprocessor in the socket. Yo u can either look for the small triangle 1 on one corner of the micropr ocessor or note the orientation of the notches 2 o[...]

8. Remove the protective cover 2 that protects the gold contacts on the new micropr ocessor 1 . 9. Hold the new microprocessor and align the notches on it with the tabs in the micropr ocessor socket, or align the small triangle on one corner with the corresponding beveled corner of the micr oprocessor socket. 10. Lower the new microproc[...]

3. Press inward on the two side tabs and then pivot the system boar d to release it from the chassis. 4. Place the system board on a clean and flat surface. 5. Locate the adapter card slot. See “Locating parts on the system board” on page 10. 6. Rotate the adapter card retainer to the open position and r emove the adapter card being r eplaced b[...]

Replacing the internal speaker 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 . To obtain a copy of the ThinkCentre Safety and Warranty Guide , go to: http://www .lenovo.com/support This sect[...]

This section provides instr uctions on how to replace the fr ont audio and USB assembly . To replace the fr ont audio and USB assembly: 1. Open the computer cover . See “Opening the computer cover” on page 12. 2. Remove the front bezel by releasing the two tabs and pivoting the bezel forward. 3. Disconnect the front audio and USB assembly cable[...]

4. Remove the screw that secures the fr ont audio and USB assembly to the chassis. 5. Remove the failing front audio and USB assembly from the chassis. 6. Install the new front audio and USB assembly into the chassis and secure it with the screw . 7. Connect the front audio and USB assembly cables to the system board. 8. To reinstall the front beze[...]

5. Connect the new AC power adapter cable to the power adapter connector on the chassis and the electrical outlet. 6. Go to “Completing the parts replacement” on page 30. Figure 24. Connecting the AC power adapter 28 User Guide[...]

Replacing the keyboard 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 . To obtain a copy of the ThinkCentre Safety and Warranty Guide , go to: http://www .lenovo.com/support This section prov[...]

2. Unplug all power cords from electrical outlets. 3. Locate the connector for the mouse. Note: Y our mouse might be connected to a standard mouse connector 1 or a USB connector 2 . Depending on where your mouse is connected, see “Locating connectors on the rear of your computer” on page 7 or “Locating connectors on the front of y[...]

2. Make sure that the cables are r outed correctly before closing the computer cover . Important Correctly r oute all power supply cables to avoid interference when closing the computer cover . Keep cables clear of the hinges and sides of the computer chassis. 3. Close the computer cover as shown. 4. If a computer cable lock is installed, lock the [...]

6. To update your configuration, see Chapter 4, “Using the Setup Utility,” on page 43. Note: In most ar eas of the world, Lenovo requires the r eturn of the defective Customer Replaceable Unit (CRU). Information about this will come with the CRU or will come a few days after the CRU arrives. Obtaining device drivers Yo u can obtain device drive[...]

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 . The cable lock also locks the buttons used to open the computer cov[...]

Erasing lost or forgotten passwords (clearing CMOS) This section contains instructions on erasing some lost or for gotten passwords, such as a user password. For mor e information about lost or forgotten passwords, go to the ThinkV antage Productivity Center pr ogram. To access the ThinkV antage Productivity Center pr ogram, click Start → All Pro[...]

Chapter 3. Recovery information This chapter will help you get familiar with recovery solutions pr ovided by Lenovo. This section explains how and when to use the following recovery methods: v Creating and using Product Recovery discs v Performing backup and recovery operations v Using the Rescue and Recovery workspace v Creating and using rescue m[...]

v W indows V ista: use Product Recovery discs to r estore your computer to the original factory contents only . When using Product Recovery discs on W indows XP , you are given the option to enter the Rescue and Recovery workspace and choose from a variety of r ecovery operations. When using Product Recovery discs on W indows V ista, you are prompt[...]

v On recordable CDs or DVDs (a r ecordable CD or DVD drive is requir ed for this option) After you have backed up your hard disk drive, you can r estore the complete contents of the hard disk drive, r estore selected files only , or restore only the W indows operating system and applications. To perform a backup operation using the Rescue and Recov[...]

Attention: If you restore the har d disk drive from a Rescue and Recovery backup or restor e the hard disk drive to the factory contents, all files on the primary hard disk drive partition (usually drive C ) will be deleted in the recovery pr ocess. If possible, make copies of important files. If you are unable to start the W indows operating syste[...]

3. Click OK . 4. Follow the instructions on the screen. The following list explains how Product Recovery discs ar e used on different operating systems: v W indows XP: use Product Recovery discs to restor e the original factory contents, perform a custom factory recovery , or to perform other rescue and r ecovery operations such as rescuing individ[...]

release the F1 1 key . Yo u will also be able to access the W indows environment after the r epair operation finishes. If an error message appears during the r epair operation and the repair operation cannot be completed, you might have a problem with the partition that contains the Rescue and Recovery workspace. Use your rescue media to access the[...]

Setting a rescue device in the startup sequence Before you start the Rescue and Recovery pr ogram from a CD, DVD, USB hard disk drive, or any external device, you must first change the startup sequence in the Setup Utility . To view or change the startup sequence, do the following: 1. W ith the computer turned off, repeatedly pr ess and release the[...]

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Chapter 4. Using the Setup Utility The Setup Utility program is used to view and change the configuration settings of your computer , regardless of which operating system you ar e using. However , the operating-system settings might override any similar settings in the Setup Utility program. Starting the Setup Utility program To start the Setup Uti[...]

Password considerations A password can be any combination of up to 12 alphabetic and numeric characters. For security reasons, it is r ecommended to use a strong password that cannot be easily compromised. To set a strong passwor d, use the following guidelines: v Have at least eight characters in length v Contain at least one alphabetic character [...]

Enabling or disabling a device This section provides information on how to enable or disable user access to the following devices: Serial ATA When this feature is set to Disabled , all devices connected to the S ATA connectors (such as hard disk drives or the optical drive) are disabled and will not be displayed in the system configuration. Externa[...]

Selecting or changing the startup device sequence To view or permanently change the configured startup device sequence, do the following: 1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 43. 2. Select Startup → Startup Sequence . See the information displayed on the right side of the screen. 3. Select the d[...]

Chapter 5. Updating system programs This chapter contains information about updating POST/BIOS and how to recover from a POST/BIOS update failur e. Using system programs System programs ar e the basic layer of software built into your computer . They include the power-on self-test (POST), the basic input/output system (BIOS) code, and the Setup Uti[...]

8. T ype in the seven character machine type/model of your computer and then press Enter . 9. Follow the instructions on the screen to complete the update. Updating (flashing) BIOS from your operating system Note: Due to the constant impr ovements made to the We b site, We b page content (including the links refer enced in the following procedure) [...]

13. Reconnect any cables that were disconnected. 14. Close the computer cover and reconnect the power cords for the computer and monitor to electrical outlets. Refer to “Completing the parts replacement” on page 30. 15. T urn on the computer to restart the operating system. Chapter 5. Updating system programs 49[...]

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Chapter 6. T roubleshooting and diagnostics This chapter describes some basic troubleshooting and diagnostic pr ograms. If your computer problem is not described her e, see Chapter 7, “Getting information, help, and service,” on page 57 for additional troubleshooting r esources. Basic troubleshooting The following table provides information to [...]

Symptom Action The keyboard does not work. The computer does not respond to the keyboard. V erify that: v The computer is turned on. v The monitor is turned on and the brightness and contrast controls ar e set correctly . v The keyboard is secur ely connected to the keyboard connector on the computer . v No keys are stuck. If you cannot correct the[...]

Diagnostic programs Diagnostic programs ar e used to test hardware components of your computer and report operating-system-contr olled settings that can cause hardware failur es. There are two diagnostic pr ograms preinstalled on your computer: v Lenovo System T oolbox (used when the W indows operating system is running) v PC-Doctor for W indows PE[...]

5. The diagnostic program opens automatically . Select the diagnostic test you want to run. Pr ess the F1 key for additional help. 6. Follow the instructions on the screen. Note: Rescue media includes PC-Doctor for W indows PE. For more information about rescue media, see “Cr eating and using rescue media” on page 38. PC-Doctor for DOS Yo u can[...]

b. If there is debris in the lens, gently blow the debris away from the ar ea. 4. Check the surface on which you are using the mouse. If you have a very intricate picture or pattern beneath the mouse it may be dif ficult for the digital signal processor (DSP) to determine changes in the mouse position. 5. Reconnect the mouse cable to the computer .[...]

8. If the rollers are dirty , clean them by using a cotton swab soaked in isopropyl (rubbing) alcohol. T urn the rollers with your finger and continue swabbing them until all the dirt is removed. Be sur e the rollers are still center ed in their channels after you clean them. 9. Remove any fibers from the swab that might be remaining on the r oller[...]

Chapter 7. Getting information, help, and service This chapter contains information about help, service, and technical assistance for products manufactur ed by Lenovo. Information resources This section describes how to access useful resour ces relating to your computing needs. Note: The Online Books folder , ThinkV antage Productivity Center , Len[...]

Note: The ThinkV antage T echnologies are only available on select Lenovo computers. To access the ThinkV antage Productivity Center pr ogram, click Start → All Programs → ThinkV antage → Productivity Center . Lenovo Welcome The Lenovo W elcome program intr oduces you to some innovative built-in features of Lenovo and guides you through a few[...]

Help and service This section contains information about obtaining help and service. Using the documentation and diagnostic programs If you experience a problem with your computer , see Chapter 6, “T roubleshooting and diagnostics,” on page 51. For information on additional resour ces to help you troubleshoot your computer pr oblem, see “Info[...]

If possible, be at your computer when you call. Have the following information available: v Machine type and model v Serial numbers of your hardware pr oducts v Description of the problem v Exact wording of any error messages v Hardware and softwar e configuration information Using other services If you travel with your computer or relocate it to a[...]

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. Any refer ence to a Lenovo product, program, or service is not intended to state or imply that only that Le[...]

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. Actual r esults may vary . Users of this document should verify the applicable data [...]

Index A access help 58 adapter card, r eplacing 23 advanced settings 46 antivirus software, updating 6 audio line-in connector 8 audio line-out connector 8 audio subsystem 2 B backup and recovery operations 36 basic troubleshooting 51 battery , replacing 18 BIOS, updating (flashing) 47, 48 books folder , online 57 boot-block recovery 48 C cable loc[...]

L Lenovo System T oolbox 53 Lenovo We b site 58 Lenovo W elcome 58 locating components 9 M media, creating and using r escue 38 memory module installing 13 system board 13 Microphone connector 8 mouse cleaning 54 non-optical 55 optical mouse 54 mouse connector 8 mouse, replacing 29 N non-optical mouse 55 notice, television output 62 notices 61 O on[...]

T television output notice 62 temporary startup device 45 ThinkV antage productivity center 57 trademarks 62 troubleshooting, basic 51 troubleshooting, diagnostics 51 U updating (flashing) BIOS 47 antivirus software 6 system programs 47 updating (flashing) BIOS 48 USB connector 8 using diagnostic programs 59 documentation 59 other services 60 passw[...]

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Part Number: 53Y9936 Printed in USA (1P) P/N: 53Y9936[...]