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Lenovo 1741, 1938, 1962, 1942, 1837, 1782, 1739, 1762, 1665, 1738, 1664, 1763 Product overview, Features

Models: 1677 1938 1741 1664 1739 1665 1762 1761 1782 1942 1837 1738 1962 1654 1763

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Chapter 1. Product overview

This chapter provides information about the computer features, specifications, software programs provided by Lenovo, and locations of connectors, components, parts on the system board, and internal drives.

Features

This section introduces the computer features. The information covers a variety of models.

To view the information about your specific model, do one of the following:

•Go into the Lenovo BIOS Setup Utility program by following the instructions in Chapter 7 “Using the Setup Utility program” on page 41. Then, select Main ➙ System Summary to view the information.

•In Windows environment, click Start, right-click Computer, and select Properties to view the information.

Microprocessor

Your computer comes with one of the following microprocessors (internal cache size varies by model type):

•Intel® Core™ i3 microprocessor

•Intel Core i5 microprocessor

•Intel Core i7 microprocessor

•Intel Celeron® microprocessor

•Intel Pentium® microprocessor

Memory

Your computer supports up to two double data rate 3 small outline dual inline memory modules (DDR3 SODIMMs).

Note: The maximum system memory capacity is 8 GB.

Internal drives

•Card reader

•One slim Serial Advanced Technology Attachment (SATA) optical drive

•One hard disk drive (Standard SATA hard disk drive); one solid state drive (SSD) (available in some models)

Video subsystem

• One DisplayPort out connector

Audio subsystem

•Integrated high-definition (HD) audio

•Microphone connector and headphone connector on the front panel

•Internal speaker

Connectivity

• 10/100/1000 Mbps Ethernet controller

© Copyright Lenovo 2011

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Lenovo 1741, 1938, 1962, 1942, 1837, 1782, 1739, 1762, 1665, 1738, 1664, 1763, 1677, 1761, 1654 manual Product overview, Features

Contents

ThinkCentre User Guide Second Edition October Copyright Lenovo Contents Appendix A. Notices Static electricity prevention Important safety informationService and upgrades Extension cords and related devices Power cords and power adapters Heat and product ventilation Plugs and outletsExternal devices Operating environment Modem safety information Laser compliance statement Power supply statementCleaning and maintenance Viii ThinkCentre User Guide Product overview Features Power supply System management featuresColor temperature adjustment Input/Output I/O features Preinstalled operating system Preinstalled software programs Software provided by Lenovo SpecificationsSoftware overview Lenovo Welcome Product RecoveryThinkVantage Password Manager Lenovo ThinkVantage Tools Adobe Reader Antivirus software Locations Front connector, control, and indicator locations Rear connector locations Locating connectors on the rear of your computer Connector Description Adjusting the computer stand Machine type and model label Machine type and model label ThinkCentre User Guide Using Windows shortcut keys Using your computerFrequently asked questions Using the keyboard Adjusting audio Using the blue ThinkVantage buttonUsing a fingerprint reader Using the wheel mouse Adding the volume icon to the taskbar Setting the volume from the desktopSetting the volume from Control Panel Using CDs and DVDs Recording a CD or DVD Handling and storing CD and DVD mediaPlaying a CD or DVD Using the multi-touch feature Using the single-touch and multi-touch featureColor temperature adjustment Using the single-touch feature Red-adjustment Green-adjustment Blue-adjustment Exit Selecting a pre-defined color temperatureSwitching to RGB adjustment Making brightness adjustment Using your computer ThinkCentre User Guide Comfort Accessibility and comfortYou and your computer Arranging your workspace Electrical outlets and cable lengths Glare and lightingAir circulation Moving your computer to another country or region Voltage-selection switchReplacement power cords Register your computer with Lenovo ThinkCentre User Guide Security Security features Attaching an integrated cable lock Using passwordsBios passwords Protecting data against viruses Windows passwordsSetting the fingerprint reader Using and understanding firewalls ThinkCentre User Guide Installing external options Installing or replacing hardwareInstalling or replacing hardware Replacing the wireless mouse Replacing the wireless keyboard Opening the battery compartment Obtaining device drivers Closing the battery compartment cover Creating recovery media Recovery informationCreating and using recovery media Performing a backup operation Using recovery mediaPerforming backup and recovery operations Click the Restore your system from a backup icon Performing a recovery operationUsing the Rescue and Recovery workspace Creating a rescue medium Creating and using a rescue mediumUsing a rescue medium Reinstalling preinstalled device drivers Reinstalling preinstalled applications and device driversReinstalling preinstalled applications Solving recovery problems Reinstalling software programsReinstalling device drivers Recovery information ThinkCentre User Guide Viewing and changing settings Using the Setup Utility programStarting the Setup Utility program Hard Disk Password Password considerationsPower-On Password Administrator Password Selecting or changing the startup device sequence Enabling or disabling a deviceSelecting a startup device Selecting a temporary startup device Exiting from the Setup Utility program Updating system programs Using system programsUpdating flashing the Bios from a disc Click Downloads and drivers Updating flashing the Bios from your operating system Getting the latest device drivers for your computer Preventing problemsUsing System Update Keeping your computer current Basics Optical mouse Cleaning your computerComputer Keyboard Moving your computer Good maintenance practicesCleaning a glass-screen surface Basic troubleshooting Troubleshooting and diagnostics Troubleshooting Troubleshooting procedure No audio in Windows Audio problems No audio in DOS applications or games CD problemsSound comes from one external speaker only Black screen instead of DVD video DVD problemsCD or DVD does not work Invalid disc or no disc found message DVD movie will not playNo audio or intermittent audio while playing DVD movie Playback is very slow or choppy All or some keys on the keyboard do not work Intermittent problemsKeyboard, mouse, or pointing device problems Fingerprint reader does not work Wireless keyboard does not workMouse or pointing device does not work Pointer on the screen does not move smoothly with the mouse Image appears to be flickering Monitor problemsWrong characters appear on the screen Image is discolored Networking problemsEthernet problems Adapter stops working for no apparent reason Wake on LAN feature is not workingYour computer cannot connect to the network Click Start Control Panel Click Hardware and Sound Bluetooth problems Wireless LAN problemWireless WAN problem An option that previously worked does not work now Option problemsAn option that was just installed does not work Sound does not come from the Bluetooth headphone Click Start Computer Performance and lockup problemsClick Disk Cleanup Insufficient free hard disk drive space Excessive number of fragmented files Printer problemsSerial port problems Software does not work as expected Software problems Diagnostic programs USB problems PC-Doctor for DOS Creating a diagnostic discRunning the diagnostic program from a diagnostic disc Lenovo ThinkVantage Toolbox Getting information, help, and service Lenovo Support Web site Help and serviceUsing the documentation and diagnostic programs Calling for service Purchasing additional services Using other services ThinkCentre User Guide Appendix A. Notices Trademarks Electronic emissions notices Appendix B. Regulatory informationExport classification notice Television output notice Industry Canada Class B emission compliance statement Additional regulatory information ThinkCentre User Guide Recycling information Appendix C. Weee and recycling informationImportant information for the European Directive 2002/96/EC ThinkCentre User Guide Index Optical mouse cleaning Password Administrator Considerations Page 0B03427