MSI H55M-E21 manual CPU & Cooler Installation, Alignment Key

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MS-7636

CPU & Cooler Installation

When you are installing the CPU, make sure the CPU has a cooler attached on the top to prevent overheating. Meanwhile, do not forget to apply some thermal paste on CPU before installing the heat sink/cooler fan for better heat dispersion.

Follow the steps below to install the CPU & cooler correctly. Wrong installation will cause the damage of your CPU & mainboard.

1. Open the load level.

2. Lift the load lever up to fully open

 

position

Chapter 2

3.The CPU socket has a plastic cap on it to protect the contact from damage. Before you install CPU, always cover it to protect the socket pin. Romove the cap (as the arrow shows).

4.After confirming the CPU direction for correct mating, put down the CPU in the socket housing frame. Be sure to grasp on the edge of the CPU base. Note that the alignment keys are matched.

Alignment Key

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Contents MS-7636 v3.x Mainboard H55M-E32/ H55M-E23/ H55M-E21 seriesRevision History Preface FCC-B Radio Frequency Interference Statement Weee Waste Electrical and Electronic Equipment Statement Español Türkçe Contents Appendix a Realtek Audio Page Getting Started Processor Support Mainboard SpecificationsChapter Mainboard Layout Packing Checklist Page Hardware Setup Quick Components Guide Screw Holes Introduction to LGA 1156 CPU CPU Central Processing UnitAlignment Key CPU & Cooler InstallationAlignment Key Mainboard Hook Memory Dual -Channel mode Population RuleInstalling Memory Modules Power Supply ATX 24-pin Power Connector JPWR1ATX 4-pin Power Connector JPWR2 LAN Back PanelLAN Connectors Serial ATA Connector SATA1~6Chassis Intrusion Connector JCI1 Fan Power Connectors CPUFAN,SYSFAN1~2 Serial Port Connector JCOM1Front USB Connector JUSB1 / JUSB2 / JUSB3 Front Panel Connectors JFP1, JFP2Front Panel Audio Connector JAUD1 Pdif -Out Connector JSP1Parallel Port Header JLPT1 TPM Module connector JTPM1Clear Cmos Jumper JBAT1 JumperPcie Peripheral Component Interconnect Express Slot SlotsPCI Peripheral Component Interconnect Slot PCI Interrupt Request RoutingPage Bios Setup Press DEL to enter Setup Entering SetupControl Keys Getting HelpGeneral Help F1 Main Menu Chapter Standard Cmos Features System doesn’t stop for any detected error Advanced Bios Features TCG/TPM Support Integrated Peripherals EPP Power Management Setup Hhmmss Monitor Green Power Bios Setting Password Cell Menu Page Chapter MEMORY-Z MS-7636 Dram Timing Mode Page MS-7636 Flash BootChapter Page Overclocking Profile Load Fail -Safe/ Optimized Defaults Realtek Audio Installation for Windows Installing the Realtek HD Audio DriverSoftware panel overview Software ConfigurationAuto popup dialog