Dell PowerEdge R720 Owner's Manual download pdf (Page 71)

Figure 38. Removing and Installing the Expansion Card Riser 2

1. power connector (for GPU cards) 2. expansion-card riser 2

3. riser guide-back 4. expansion-card riser 2 connector

5. riser guide–front

Figure 39. Identifying Connectors on the Expansion Card Riser 2

1. chassis intrusion switch 2. expansion-card slot 4

3. expansion-card slot 5 4. power connector (for GPU cards)

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Owner's Manual 1
Notes, Cautions, and Warnings 2
Contents 3
About Your System 8
LCD Panel Features 11
Home Screen 12
Setup Menu 12
View Menu 12
Diagnostic Indicators 13
Hard-Drive Indicator Patterns 15
NIC Indicator Codes 17
Power Indicator Codes 18
Getting Started Guide 19
Choosing The System Boot Mode 20
Entering System Setup 21
System Setup Options 21
System Setup Main Screen 22
System BIOS Screen 22
System Information Screen 22
Memory settings screen 23
Processor Settings Screen 23
SATA Settings Screen 25
Boot Settings Screen 26
Integrated devices screen 26
Serial Communications Screen 27
System Security Screen 29
Miscellaneous Settings 30
Boot Manager Screen 33
UEFI Boot Menu 33
Embedded System Management 34
Installing System Components 35
Installing The Front Bezel 36
Opening The System 36
Inside The System 37
Cooling Shroud 39
System memory 40
Mode-Specific Guidelines 43
Sample memory configurations 44
Removing Memory Modules 46
Installing Memory Modules 48
Hard Drives 49
Optical Drive (Optional) 54
Installing The Optical Drive 55
Cooling Fans 56
Installing A Cooling Fan 57
PCIe Card Holder 59
Top Cover Lock Latch 61
Cable Retention Bracket 62
Installing A GPU Card 73
Removing A GPU Card 75
SD vFlash Card 76
Replacing An SD vFlash Card 77
Internal Dual SD Module 79
Internal SD Card 81
Network Daughter Card 83
Processors 84
Removing A Processor 85
Installing A Processor 88
Power Supplies 90
Installing An AC Power Supply 91
Input Requirements 92
Kit Contents 92
Required Tools 92
Required Wires 92
Removing A DC Power Supply 94
Installing A DC Power Supply 95
System Battery 96
Hard-Drive Backplane 97
7. SAS backplane 105
PowerEdge R720 106
5. SAS backplane 109
Control Panel Board 115
System Board 120
Installing The System Board 122
Troubleshooting Your System 124
Troubleshooting A NIC 125
Troubleshooting A Wet System 125
Troubleshooting Cooling Fans 128
Troubleshooting System Memory 128
Troubleshooting An SD Card 129
Troubleshooting A Hard Drive 130
Troubleshooting Processors 132
Using System Diagnostics 134
System Diagnostic Controls 135
Jumpers And Connectors 136
System Board Connectors 137
Technical Specifications 140
System Messages 146
Warning Messages 162
Diagnostic Messages 162
Alert Messages 162
Getting Help 163

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Dell PowerEdge R720 Owner's Manual Page 71

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