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General| Brand | MSI |
|---|---|
| Model | H55M-E21 |
| Category | Motherboard |
| Language | English |
Legal information regarding document content and intellectual property.
List of registered trademarks and their owners.
Records changes and release dates of the manual.
Resources and contact information for user assistance.
Essential guidelines for safe handling and operation.
Compliance declaration for radio frequency emissions.
Regulations for environmentally sound disposal of electronic waste.
Technical details of the mainboard's features and components.
Diagram illustrating the physical arrangement of components.
Inventory of items included with the mainboard.
Visual identification of key mainboard connectors and headers.
Locations for mounting the mainboard within a computer chassis.
Instructions for installing the processor.
Guide for installing RAM modules into DIMM slots.
Details on connecting power supply units to the mainboard.
Description of rear external I/O ports and their functions.
Configuration and status indicators for the onboard network port.
Explanation of connectors for audio input and output devices.
Overview of various internal and external connectors on the mainboard.
Information on jumper settings, including CMOS clear function.
Details on PCI and PCIe expansion slots for add-on cards.
Steps to access and navigate the BIOS utility.
Keyboard shortcuts for interacting with the BIOS interface.
Description of the primary BIOS setup screen and its options.
Basic system configuration settings like date and time.
Advanced system performance and hardware settings.
Management of onboard hardware devices.
Configuration of system power saving states.
Real-time monitoring of system hardware status and temperatures.
Options for power phase control and energy efficiency.
Procedures for setting user or supervisor passwords.
Advanced settings for CPU frequency, voltage, and memory tuning.
Utility for BIOS updates via USB drive.
Saving and loading custom overclocking settings.
Restoring BIOS to factory or fail-safe configurations.
Step-by-step guide for driver installation.
Overview of the Realtek HD Audio Manager interface.
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