[. . . ] CAUTION The cooler fan speed levels provided are verify actual fan speed levels. [. . . ] The devices inside, including power supply, hard disk, CD-ROM drive, motherboard, cooler, etc, are not detached from the chassis prior to the transportation, resulting in damage to the cooler or computer-related devices. Any damage caused by nonobservance of the installation instruction contained in this manual. Features 1. Hassle free installation. Accessory Thermal Grease LGA 775 Bracket LGA 1156 Bracket Fan Mounting Rubber Pad Product installation ( AMD K8 / AM2 ) Step 1 Step 2 Product installation (Intel LGA 1156 / 775) Step 1 Step 2 Extra cooling fan installation Step 1 Step 2 Apply the thermal grease evenly over the CPU surface. Apply a generous amount of thermal grease. Clip the short end of the mounting clip on the CPU socket. Affix the LGA 1156 / 775 bracket to the MB with the buckles included. Apply the thermal grease evenly over the CPU surface. [. . . ] Make sure the air flow of both fans are in the same direction. Push down on the cooler until it is flush against the CPU. Press the lever side of the mounting clip untill it has clipped in. Clip the short end of the mounting clip on the CPU socket. Push down on the cooler until it is flush against the CPU. Incorrect Correct Step 5 Step 6 Step 5 Step 6 Check if the cooler is mounted firmly. Plug the 4-pin connector of the cooler into the motherboard's CPU fan socket. Press the lever side of the mounting clip until it has clipped in. Check if the cooler is mounted firmly. Step 7 Plug the 4-pin connector of the cooler into the motherboard's CPU fan socket. [. . . ]