ASROCK B550D4M, User Manual, Page: 4 / 90

Contents
Chapter 1 Introduction 1
1.1 Package Contents 1
1.2 Specifications 2
1.3 Unique Features 6
1.4 Motherboard Layout 7
1.5 Onboard LED Indicators 10
1.6 I/O Panel 12
1.7 Block Diagram 14
Chapter 2 Installation 15
2.1 Screw Holes 15
2.2 Pre-installation Precautions 15
2.3 Installing the CPU 16
2.4 Installing the CPU Fan and Heatsink 18
2.5 Installing Memory Modules (DIMM) 21
2.6 Expansion Slots (PCI Express Slots) 23
2.7 Jumper Setup 24
2.8 Onboard Headers and Connectors 25
2.9 Dr. Debug 31
2.10 Unit Identification purpose LED/Switch 37
2.11 Driver Installation Guide 37
2.12 M.2 SSD Module Installation Guide 38
Chapter 3 UEFI Setup Utility 40
3.1 Introduction 40