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                           ThinkCentre  User Guide                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          
                    
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                          Note  Before using this information and the product it supports, be sure to read and understand the ThinkCentre Safety and  Warranty Guide and “Notices,” on page 65. Second Edition (May 2009)  © Copyright Lenovo 2009. All rights reserved.  LENOVO products, data, computer software, and services have been developed exclusively at private expense and  are sold to governmental entities as commercial items as defined by 48 C.F.R. 2.101 with limited and restricted  rights to use, reproduction and di
                    
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                          Contents  Using passwords  . . . . . . . . . . . .47  Important safety information . . . . . .v  Password considerations  . . . . . . . . .48  Power-On Password  . . . . . . . . . .48  Chapter 1. Product overview  . . . . . .1  Privileged Access Password  . . . . . . . .48  Features  . . . . . . . . . . . . . . . .1  Hard Disk User Password  . . . . . . . .48  Specifications  . . . . . . . . . . . . . .4  Setting, changing, and deleting a password . . .48  Software overview  . . . . . . . . . 
                    
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                        iv User Guide                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
                    
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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 Warranty Guide  that you received with this product for the latest safety information. Reading  and understanding this safety information reduces the risk of personal injury  and or damage to your product.  If you no longer have a copy of the ThinkCentre Safety and Warranty Guide, you can  ®  obtain a Portabl
                    
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                        vi User Guide                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
                    
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                            Chapter 1. Product overview  This chapter provides an introduction to the features and options that are available  for your computer. You can expand the capabilities of your computer by adding  memory modules, drives, or adapter cards. When installing or replacing an option,  use these instructions along with the instructions that come with the option.  Important:  Before you install or replace any option, be sure to read and  understand the “Important safety information” first. These precau
                    
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                          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 internal speaker (some models) Connectivity  v   10/100/1000 Mbps integrated Ethernet controller  v   PCI V.90 Data/Fax modem (some models) System management features  v   Ability to store power-on self-test (POST) hardware test results  v   Automatic
                    
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                          Power  v   280-watt auto-sensing power supply  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 (some models, see the ThinkVantage Productivity Center program for more information)  v   Power-On Password (POP
                    
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                          Specifications  This section lists the physical specifications for your computer.    Dimensions     Width: 317 mm (12.48 inches)     Height: 99 mm (3.90 inches)      Depth: 355 mm (13.98 inches) Weight      Maximum configuration as shipped: 7.5 kg (16.53 lbs) Environment      Air temperature:     Operating: 10° to 35°C (50° to 95°F)     Non-operating: -40° to 60°C (-40° to 140°F) (with package)     Non-operating: -10° to 60°C (14° to 140°F) (without package)    Humidity:     Operating: 10% to 
                    
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                          Software overview  This section describes the software preinstalled on the computers that have an  internal hard disk drive and an operating system from Lenovo.  Software provided with your Windows operating system  This section describes the Windows applications included with your computer.  Software provided by Lenovo  The following software applications are provided by Lenovo to help you improve  productivity and reduce the cost associated with maintaining your computer.  Software provided 
                    
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                          PC-Doctor for Windows PE  The PC-Doctor for Windows PE diagnostic program is preinstalled on your hard  disk drive. It is part of the Rescue and Recovery workspace on each Lenovo  computer to diagnose hardware problems and report operating-system-controlled  settings that can cause hardware failures. Use the PC-Doctor for Windows PE if  you are unable to start the Windows operating system or if the Lenovo System  Toolbox has not been successful in isolating a possible problem. See “PC-Doctor f
                    
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                          Locating connectors on the rear of your computer  Figure 2 shows the location of the connectors on the rear of your computer. Some  connectors on the rear of your computer are color-coded to help you determine  where to connect the cables on your computer.       Figure 2. Rear connector locations   1 Serial port (some models) 9 Standard mouse connector (some models)  2 Power cord connector 10 DisplayPort connector  3 Audio line-in connector 11 USB connectors (2)  4 Audio line-out
                    
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                          Connector Description  Audio line-in connector Used to receive audio signals from 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 from the computer to external  devices, such as powered stereo speakers (speakers with  built-in amplifiers), headphones, multimedia keyboards, o
                    
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                          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.       Figure 3. Component locations   1 Hard disk drive (some models) 4 Optical drive  2 Microprocessor, heat sink and fan 5 Memory slots (4)  assembly  3 Internal speaker (some models) 6 Power supply assembly    Chapter 1. Product overview 9                                                                             
                    
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                          Locating parts on the system board  Figure 4 shows the location of the parts on the system board.       Figure 4. System board parts locations   1 PCI adapter card slot 11 Memory slots (4)  2 PCI Express x16 graphics adapter 12 24-pin power connector  card slot  3 Battery 13 Serial (COM 2) connector  4 Internal speaker connector 14 Front audio connector  5 Cover presence switch (also called 15 SATA connectors (2)  Intrusion switch) connector  6 Microprocessor fan connecto
                    
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                          Chapter 2. Installing options and replacing hardware  This chapter provides instructions for installing options and replacing hardware for  your computer. You can expand the capabilities of your computer by adding  memory modules, adapter cards, or drives. When installing or replacing an option,  use these instructions along with the instructions that come with the option.  Handling static-sensitive devices  Do not open the static-protective package containing the new part until the  defective
                    
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                            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 connectors on  the rear of your computer” on page 7 to identify the required connector, and then  use the instructions that come with the option to help you ma