Page 7
® Format (PDF) version from the Lenovo Support Web site at http://www.lenovo.com/UserManuals. The Lenovo Support Web site also provides the Safety, Warranty, and Setup Guide and this User Guide in additional languages. Service and upgrades Do not attempt to service a product yourself unless instructed to do so by the Customer Support Center or your documentation.
Page 8
Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you use are rated to handle the electrical requirements of the product. Never overload these devices. If power strips ThinkCentre M79 User Guide...
Page 10
• Do not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts inside the device. • Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure. viii ThinkCentre M79 User Guide...
Page 13
• Locations of parts on the system board • Locations of internal drives • Computer features • Software programs provided by Lenovo Locations This section provides the following topics: • “Locating connectors, controls, and indicators on the front of your computer” on page 2 •...
Page 14
The following illustration shows the locations of the connectors, controls, and indicators on the front of your computer. Figure 1. Front connector, control, and indicator locations Hard disk drive activity indicator Power indicator Power button Optical drive eject/close button USB 2.0 connector Microphone connector Headphone connector USB 2.0 connector ThinkCentre M79 User Guide...
Page 15
Locating connectors on the rear of your computer The following illustration shows the locations 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.
Page 16
USB mouse, a USB scanner, or a USB printer. If you have more than eight USB devices, you can purchase a USB hub, which you can use to connect additional USB devices. VGA connector Used to attach a VGA monitor or other devices that use a Video Graphics Array (VGA) connector. ThinkCentre M79 User Guide...
Page 17
Locating components The following illustration shows the locations of the various components in your computer. To remove the computer cover, see “Removing the computer cover” on page 73. Figure 3. Component locations Microprocessor Heat sink and fan assembly Memory modules Front bezel Optical drive Slim card reader (available on some models)
Page 18
Clear CMOS (Complementary Metal Oxide Semiconductor) additional USB device) /Recovery jumper Serial connector Battery Front audio connector PCI card slot PCI Express x1 card slots (2) PCI Express x16 graphics card slot DisplayPort connector System fan connector Microprocessor ThinkCentre M79 User Guide...
Page 19
Locating internal drives Internal drives are devices that your computer uses to read and store data. You can add drives to your computer to increase storage capacity and enable your computer to read other types of media. Internal drives are installed in bays. When you install or replace an internal drive, note the type and size of the drive that each bay supports and correctly connect the required cables.
Page 20
Locating the machine type and model label The machine type and model label identifies your computer. When you contact Lenovo for help, the machine type and model information helps support technicians to identify your computer and provide faster service. The machine type and model label is attached on the bottom of your computer as shown.