Lenovo 5046- User Manual

Chapter 1. Product overview This chapter provides information about the computer features, specifications, software programs providedby Lenovo, and locations of connectors, components, parts on the system board, and internal drives. This chapter contains the following topics: • “Features” on page 1:...

• A power-on password and an administrator password to deter unauthorized use of your computer • Computrace • Cover presence switch (also called intrusion switch) (available in some models) • Enabling or disabling SATA devices • Enabling or disabling the serial port • Enabling or disabling USB conne...

Dimensions Width: 99 mm (3.9 inches) Height: 335 mm (13.19 inches) Depth: 382 mm (15.04 inches) Weight Maximum configuration as shipped: 6.6 kg (14.55 lbs) Environment • Air temperature: Operating: 10°C to 35°C (50°F to 95°F) Non-operating: -40°C to 60°C (-40°F to 140°F) Non-operating: -10°C to 60°C...

3. When the installation process completes, the Password Vault icon is activated. Power Manager The Power Manager program provides convenient, flexible, and complete power management for yourThinkCentre ® computer. By using the Power Manager program, you can adjust your power settings to achieve the...

Figure 1. Front connector, control, and indicator locations 1 Optical drive eject/close button 5 USB connector 2 Power switch 6 Microphone connector 3 Hard disk drive activity indicator 7 Headphone connector 4 Power indicator 8 USB connector Locating connectors and parts on the rear of your computer...

Connector Description PS/2 mouse connector Used to attach a mouse, a trackball, or other pointing devices that use a PS/2mouse connector. Serial port Used to attach an external modem, a serial printer, or other devices that use a9-pin serial port. USB connector Used to attach a device that uses a US...

Figure 4. System board part locations 1 Microprocessor 11 Cover presence switch connector (also called intrusion switch connector) 2 Microprocessor fan connector 12 Front USB connector 3 Memory slots (4) 13 Serial (COM 2) connector 4 Thermal sensor connector 14 PCI card slot 5 24-pin power connector...

Chapter 2. Installing or replacing hardware This chapter provides instructions on how to install or replace hardware for your computer. This chapter contains the following topics: • “Handling static-sensitive devices” on page 13 • “Installing or replacing hardware” on page 13 • “Obtaining device dri...

identify the required connector. Then, use the instructions that come with the option to help you make theconnection and install software or device drivers that are required for the option. Removing the computer cover Attention: Do not open your computer or attempt any repair before reading and unde...

This section provides instructions on how to remove and reinstall the front bezel. To remove and reinstall the front bezel, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnec...

Accessing the system board components and drives Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information”in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and War...

Figure 10. Lowering the drive bay assembly Installing or replacing a PCI card Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information”in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of t...

c. You might need to remove the front bezel and pivot the drive bay assembly upward to avoid interference with removing the PCI card. See “Removing and reinstalling the front bezel” on page14 and “Accessing the system board components and drives” on page 16. Figure 11. Removing the PCI card • If you...

Figure 12. Installing the PCI card 6. If necessary, connect any cables between the PCI card and the system board. See “Locating parts on the system board” on page 9 to identify the various connectors on the system board. What to do next: • To work with another piece of hardware, go to the appropriat...

5. Remove any parts and disconnect any cables that might prevent your access to the memory slots. 6. Do one of the following: • If you are replacing a memory module, open the retaining clips and remove the old memory module that is currently installed. Figure 13. Removing the memory module • If you ...

Figure 15. Installing the memory module 8. Reinstall any parts and reconnect any cables that have been removed or disconnected. What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replace...

Figure 16. Removing the old battery 7. Install the new battery. Figure 17. Installing the new battery 8. Reinstall any parts and reconnect any cables that have been removed or disconnected. 9. Lower the drive bay assembly. See “Accessing the system board components and drives” on page 16. 10. Reinst...

Figure 20. Installing the heat sink fan duct What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the replacement, go to “Completing the parts replacement” on page 40. Replacing the microprocessor Attention: Do not open your computer or attempt any ...

4. Lift the small handle 1 to release the microprocessor 2 secured on the system board. Figure 21. Accessing the microprocessor 5. Lift the microprocessor straight up and out of the microprocessor socket, as shown in Figure 22 “Removing the microprocessor” on page 27. Notes: a. Your microprocessor a...

Figure 22. Removing the microprocessor 6. Make sure that the small handle is in the raised position. 7. Remove the protective cover that protects the gold contacts of the new microprocessor. 8. Hold the new microprocessor by its sides and align the small triangle on one corner of the new microproces...

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 labelattached. There are no serviceable parts inside these components. If you suspect a problem withone of ...

Figure 24. Removing the power supply assembly 7. Make sure that the new power supply assembly is the correct replacement. Some power supply assemblies automatically sense the voltage or accept universal input, some power supply assembliesare voltage specific, and some power supply assemblies have a ...

Figure 25. Installing the power supply assembly 9. Connect the new power supply assembly cables to all drives and the system board. See “Locating parts on the system board” on page 9. 10. Lower and position the heat sink fan duct on the top of the heat sink and fan assembly until the two screw holes...

Replacing the optical drive Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information”in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide , go to: ...

Figure 28. Lowering the drive bay assembly 8. Slide the optical drive out of the front of the computer. Figure 29. Removing the optical drive 9. Slide the new optical drive into the optical drive bay from the front of the computer. 32 ThinkCentre User Guide

Figure 32. Connecting a SATA optical drive What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the replacement, go to “Completing the parts replacement” on page 40. Replacing the hard disk drive Attention: Do not open your computer or attempt any r...

Figure 36. Installing the hard disk drive What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 40. Replacing the front fan assembly Attention: Do not open your compute...

Figure 38. Installing the front fan assembly 10. Connect the new front fan assembly cable to the system fan connector on the system board. See “Locating parts on the system board” on page 9. 11. Reinstall the heat sink fan duct. See Figure 26 “Installing the heat sink fan duct” on page 30. 12. Reins...

to connect your keyboard, see “Locating connectors, controls, and indicators on the front of yourcomputer” on page 6 or “Locating connectors and parts on the rear of your computer” on page 7. Figure 39. Keyboard connectors What to do next: • To work with another piece of hardware, go to the appropri...

What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the replacement, go to “Completing the parts replacement” on page 40. Completing the parts replacement After completing the installation or replacement for all parts, you need to reinstall the com...

Note: In most areas of the world, Lenovo requires the return of the defective Customer Replaceable Units (CRUs). Information about this will come with the new CRUs or will come a few days after you receive thenew CRUs. Obtaining device drivers You can obtain device drivers for operating systems that...

Figure 43. Installing a padlock Password protection To deter unauthorized use of your computer, you can use the Setup Utility program to set a password. Whenyou turn on your computer, you are prompted to type the password. The computer cannot be used untila valid password is typed in. Refer to Chapt...

Chapter 3. Recovery information This chapter provides information about the recovery solutions provided by Lenovo. This chapter contains the following topics: • “Creating and using recovery media” on page 45 • “Performing backup and recovery operations” on page 46 • “Using the Rescue and Recovery wo...

Note: On the Windows 7 operating system, you can create recovery media using discs or external USB storage devices. On the Windows Vista operating systems, you can create recovery media using only discs,so this operation is also called “creating Product Recovery discs.” • To create recovery media on...

• Rescue files from your hard disk drive or from a backup The Rescue and Recovery workspace enables you to locate files on your hard disk drive and transfer them to a network drive or other recordable media,such as a USB device or a disc. This solution is available even if you did not back up your f...

Device drivers for factory-installed devices are located on the computer hard disk drive (usually drive C:)in the SWTOOLS\DRIVERS subdirectory. The latest device drivers for factory-installed devices are alsoavailable at http://www.lenovo.com/support. Other device drivers are on the software media t...

Chapter 4. Using the Setup Utility program You can use the Setup Utility program to view and change the configuration settings of your computer,regardless of which operating system you are using. However, the operating system settings might overrideany similar settings in the Setup Utility program. ...

SATA Controller When this option is set to Disabled , all devices connected to the SATA connectors (such as the hard disk drive and the optical drive) are disabled and will not bedisplayed in the system configuration. USB Setup Use this option to set up USB connectors. To enable or disable a device,...

2. Select Startup ➙ Primary Boot Sequence . Read the information displayed on the right side of the screen. 3. Select the first boot device, second boot device, and so on. 4. Press Esc to return to the Startup menu. Then, select the devices for the Automatic Boot Sequence and Error Boot Sequence . 5...

Chapter 5. Updating system programs This chapter provides information about updating the POST and BIOS, and how to recover from a POSTand BIOS update failure. This chapter contains the following topics: • “Using system programs” on page 55 • “Updating (flashing) the BIOS from a disc” on page 55 • “U...

5. When prompted to change the machine type and model, it is suggested that you do not make this change by pressing N. However, if you do want to change the machine type and model, press Y, thentype in the machine type and model and press Enter. 6. Follow the instructions on the screen to complete t...

Chapter 6. Troubleshooting and diagnostic programs This chapter provides information about some basic troubleshooting and diagnostic programs. If yourcomputer problem is not described in this chapter, see Chapter 7 “Getting information, help, and service” onpage 63 for additional troubleshooting res...

Symptom Action The mouse does not work. Verify that: • The computer is turned on. • The mouse is correctly connected to an appropriate mouse connector (the PS/2 mouse connector or one of the USB connectors) on the computer. • The mouse is clean. Refer to “Cleaning the mouse” on page 61. The operatin...

Creating a diagnostic disc This section provides instructions on how to create a diagnostic disc. To create a diagnostic disc, do the following: 1. Download a self-starting bootable disc image (known as an ISO image) of the diagnostic program from: http://www.lenovo.com/support 2. Use any disc burni...

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: • “Information resources” on page 63 • “Help and service” on page 65 Information resources You can use th...

• Purchase additional services, such as support for hardware, operating systems, software programs, network setup and configuration, and custom installations. • Purchase upgrades and extended hardware repair services. • Download the latest device drivers and software updates for your computer model....

• Installation and maintenance of application programs Refer to the safety and warranty information that is provided with your computer for a complete explanationof warranty terms. You must retain your proof of purchase to obtain warranty service. For a list of the Lenovo Support phone numbers for y...

Index A a rescue medium, creating and using 48 Access Help 64 accessing system board components and drives 16 administrator password 52 antivirus software 6 audio line-in connector 8 audio line-out connector 8 audio subsystem 1 B backup and recovery operations 46 basic troubleshooting 59 battery, re...