Lenovo THINKCENTRE 804- Manuals

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

• Enabling or disabling the serial port • Enabling or disabling USB connectors • Keyboard with fingerprint reader (shipped with some models) • Startup sequence control • Startup without keyboard or mouse • Support for the addition of an integrated cable lock (Kensington lock. See “Integrated cable l...

Operating: -50 to 10 000 ft (-15.2 to 3 048 m) Non-operating: -50 to 35 000 ft (-15.2 to 10 668 m) Electrical input • Input voltage: – Low range: Minimum: 100 V ac Maximum: 127 V ac Input frequency range: 50 to 60 Hz Voltage-selection switch setting: 115 V ac – High range: Minimum: 200 V ac Maximum:...

Product Recovery The Product Recovery program enables you to restore the contents of the hard disk drive to the factorydefault settings. ThinkVantage Rescue and Recovery The ThinkVantage Rescue and Recovery ® program is a one button recovery and restore solution that includes a set of self-recovery ...

Adobe Reader The Adobe Reader program is a tool used to view, print, and search PDF documents. See “Online Books folder” on page 63 for more information about accessing and viewing the publications. Antivirus software Your computer comes with antivirus software that you can use to detect and elimina...

Locating connectors and parts on the rear of your computer Figure 2 “Rear connector and part locations” on page 7 shows the locations of the connectors and partson the rear of your computer. Some connectors on the rear of your computer are color-coded to help youdetermine where to connect the cables...

Connector Description Microphone connector Used to attach a microphone to your computer when you want to record sound orif you use speech-recognition software. 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...

Figure 4. System board part locations 1 Microprocessor 12 Front panel connector 2 Microprocessor fan connector 13 USB connectors (2) 3 Memory slots (2) 14 Serial (COM 2) connector 4 Thermal sensor connector 15 Front audio connector 5 24-pin power connector 16 Internal speaker connector 6 Parallel co...

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 11 • “Installing or replacing hardware” on page 11 • “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...

Removing and reinstalling the front bezel 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 ...

4. To reinstall the front bezel, align the other three plastic tabs on the bottom of the front bezel with the corresponding holes in the chassis, then pivot the front bezel inward until it snaps into position. Figure 8. Reinstalling the front bezel 5. Go to “Completing the parts replacement” on page...

4. Pivot the drive bay assembly upward to access all the internal drives, cables, and other components. Figure 9. Pivoting the drive bay assembly upward 5. To lower the drive bay assembly, press the drive bay assembly clip 1 inward and pivot the drive bay assembly downward as shown. Figure 10. Lower...

Figure 11. Removing the PCI card • If you are installing a PCI card, remove the appropriate PCI card slot cover. See “Locating parts on the system board” on page 8 to identify the types of PCI card slots. 4. Remove the new PCI card from its static-protective package. Chapter 2 . Installing or replac...

5. Install the new PCI card into the appropriate PCI card slot on the system board. Then, install the screw to secure the new PCI card in place. 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” ...

4. Locate the memory slots on the system board. See “Locating parts on the system board” on page 8. 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 remov...

7. 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...

6. Remove the old battery. 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 dri...

11. Lower and position the heat sink fan duct on the top of the heat sink and fan assembly until the two screw holes in the heat sink fan duct are aligned with those in the heat sink and fan assembly. Installthe two screws to secure the heat sink fan duct. Figure 20. Installing the heat sink fan duc...

Figure 22. Removing the microprocessor 6. Make sure that the small handle is in the raised position. 7. Remove the new microprocessor 1 from the protective cover 2 that protects the gold contacts of the new microprocessor. 8. Hold the new microprocessor by the edges and align the notches on it with ...

Replacing the power supply assembly 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 ...

4. Pivot the drive bay assembly upward, remove the two screws that secure the heat sink fan duct, and then lift the heat sink fan duct out of the chassis. Figure 23. Removing the heat sink fan duct 5. Disconnect the power supply assembly cables from all drives and from the 24-pin power connector and...

6. At the rear of the computer, remove the three screws that secure the power supply assembly. Press the power supply clip 1 downward to release the power supply assembly and then slide the power supply assembly to the front of the computer. Lift the power supply assembly out of the computer. Figure...

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 corresponding holes in the rear of the chassis. Then, install the threescrews to secure the new power supply assembly in place. Note: Use only screws provided by Le...

10. Lower and position the heat sink fan duct on the top of the heat sink and fan assembly until the two screw holes in the heat sink fan duct are aligned with the corresponding holes in the heat sink and fanassembly. Then, install the two screws to secure the heat sink fan duct in place. Figure 26....

6. Hold the optical drive and remove the two screws that secure the optical drive. Figure 27. Removing the optical drive screws 7. Press the drive bay assembly clip 1 inward and pivot the drive bay assembly downward as shown. Figure 28. Lowering the drive bay assembly 32 ThinkCentre User Guide

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. Figure 30. Installing a new optical drive Chapter 2 . Installing or replacing hardware 33

10. Hold the new optical drive and pivot the drive bay assembly upward. Align the screw holes in the new optical drive with the corresponding holes in the drive bay. Then, install the two screws to securethe new optical drive in place. Figure 31. Installing the optical drive 11. Connect one end of t...

7. Position the new hard disk drive into the hard disk drive bay and align the screw holes in the new hard disk drive with the corresponding holes in the drive bay. Then, install the four screws to secure thenew hard disk drive in place. Figure 36. Installing the hard disk drive What to do next: • T...

7. Note the cable routing and disconnect the front fan assembly cable from the system fan connector on the system board. See “Locating parts on the system board” on page 8. 8. The front fan assembly is attached to the chassis by four rubber mounts. Remove the front fan assembly by cutting the rubber...

9. Install the new front fan assembly by aligning the new rubber mounts that came with the new front fan assembly with the corresponding holes in the chassis, and then push the rubber mounts through theholes. Then, carefully pull on the tips of the rubber mounts from the bottom until the new front f...

This section provides instructions on how to replace the USB keyboard or mouse. To replace the USB keyboard or mouse, 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. 2. Disconnect the ...

5. Position the computer cover on the chassis so that the rail guides on the computer cover engage the rails on the chassis. Then, slide the computer cover to the front of the computer until it snaps intoposition and is closed. Then, install the two screws to secure the computer cover. Figure 40. Re...

Integrated cable lock An integrated cable lock, sometimes referred to as the Kensington lock, can be used to secure yourcomputer to a desk, table, or other non-permanent fixture. The cable lock attaches to a security slot at therear of your computer and is operated with a key. The cable lock also lo...

Padlock Your computer is equipped with a padlock loop so that the computer cover cannot be removed whena padlock is installed. Figure 42. 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...

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...

Using recovery media This section provides instructions on how to use recovery media on different operating systems. • On the Windows 7 operating system and the Windows Vista operating system, you can use recovery media to restore the computer to the factory default settings only. You can use recove...

Using the Rescue and Recovery workspace The Rescue and Recovery workspace resides in a protected, hidden area of your hard disk drive thatoperates independently from the Windows operating system. This enables you to perform recoveryoperations even if you cannot start the Windows operating system. Yo...

Installing or reinstalling device drivers Before installing or reinstalling device drivers, make sure that you have a preinstalled operating system andthe documentation and software media for the device. Device drivers for factory-installed devices are located on the computer hard disk drive (usuall...

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 operating system does notstart. Verify that you list the device where the operating system resides in the startupdevice sequence. Usually, the operating system is on the hard disk drive. For moreinformation, see “Selecting a startup device” on page 53. The computer beeps multiplet...

3. From the Rescue and Recovery workspace, select Launch advanced Rescue and Recovery ➙ Diagnose hardware . The PC-Doctor for Rescue and Recovery program opens. 4. Select the desired diagnostic test. Then, follow the instructions on the screen. For additional information about running the PC-Doctor ...

• Shop for desktop and notebook computers, monitors, projectors, upgrades and accessories for your computer, and special offers. • Purchase additional services, such as support for hardware, operating systems, software programs, network setup and configuration, and custom installations. • Purchase u...

You can get the latest technical information and download device drivers and updates from the LenovoSupport Web site at:http://support.lenovo.com Calling for service During the warranty period, you can get help and information from the Lenovo Customer Support Center bytelephone. The following servic...

able to service all models of a particular machine type. In some countries, fees and restrictions mightapply at the time of service. To determine whether your computer is eligible for International Warranty Service and to view a list of thecountries where service is available, go to http://support.l...

Television output notice The following notice applies to models that have the factory-installed television-output feature. This product incorporates copyright protection technology that is protected by method claims of certain U.S.patents and other intellectual property rights owned by Macrovision C...

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Index A a rescue medium, creating and using 48 Access Help 64 accessing system board components and drives 14 administrator password 52 antivirus software 6 audio line-in connector 7 audio line-out connector 7 audio subsystem 1 B backup and recovery operations 46 basic troubleshooting 59 battery, re...