Dell OptiPlex 5055 Ryzen APU Tower Owners Manual - Page 3

Technology and components, System setup, Troubleshooting

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Coin-cell battery...41 Heat sink assembly...42 Processor...44 System fan...45 VGA Daughterboard...47 System board...48 Chapter 4: Technology and components 54 Systems management features...54 In-Band Systems Management - Dell Client Command Suite 54 Out-of-Band Systems Management - DASH...55 AMD APUs, AMD Ryzen CPUs and APUs...55 AMD Accelerated Processing Unit - APU...55 AMD Ryzen...55 AMD Ryzen APUs...56 AMD PT B350...56 AMD Radeon R7 M450...56 AMD Radeon R5 M430...57 DDR4...57 USB features...58 Active State Power Management...60 Chapter 5: System setup...61 Boot menu...61 System Setup options...62 Updating the BIOS in Windows ...67 Flashing the BIOS from the F12 One-Time boot menu 68 Updating BIOS on systems with BitLocker enabled 71 Updating the Dell BIOS in Linux and Ubuntu environments 71 Flashing the BIOS from the F12 One-Time boot menu 71 Technical Specifications...74 Chapter 6: Troubleshooting...79 Diagnostic and Power LED codes...79 Enhanced Pre-Boot System Assessment - ePSA diagnostics 83 Chapter 7: Getting help...85 Contacting Dell...85 Contents 3

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Coin-cell battery
...........................................................................................................................................................
41
Heat sink assembly
......................................................................................................................................................
42
Processor
.......................................................................................................................................................................
44
System fan
....................................................................................................................................................................
45
VGA Daughterboard
....................................................................................................................................................
47
System board
................................................................................................................................................................
48
Chapter 4: Technology and components
......................................................................................
54
Systems management features
.....................................................................................................................................
54
In-Band Systems Management – Dell Client Command Suite
...............................................................................
54
Out-of-Band Systems Management – DASH
............................................................................................................
55
AMD APUs, AMD Ryzen CPUs and APUs
...................................................................................................................
55
AMD Accelerated Processing Unit - APU
.............................................................................................................
55
AMD Ryzen
...................................................................................................................................................................
55
AMD Ryzen APUs
........................................................................................................................................................
56
AMD PT B350
....................................................................................................................................................................
56
AMD Radeon R7 M450
....................................................................................................................................................
56
AMD Radeon R5 M430
....................................................................................................................................................
57
DDR4
....................................................................................................................................................................................
57
USB features
......................................................................................................................................................................
58
Active State Power Management
.................................................................................................................................
60
Chapter 5: System setup
.............................................................................................................
61
Boot menu
...........................................................................................................................................................................
61
System Setup options
......................................................................................................................................................
62
Updating the BIOS in Windows
.....................................................................................................................................
67
Flashing the BIOS from the F12 One-Time boot menu
......................................................................................
68
Updating BIOS on systems with BitLocker enabled
.............................................................................................
71
Updating the Dell BIOS in Linux and Ubuntu environments
....................................................................................
71
Flashing the BIOS from the F12 One-Time boot menu
.............................................................................................
71
Technical Specifications
..................................................................................................................................................
74
Chapter 6: Troubleshooting
.........................................................................................................
79
Diagnostic and Power LED codes
..................................................................................................................................
79
Enhanced Pre-Boot System Assessment — ePSA diagnostics
............................................................................
83
Chapter 7: Getting help
...............................................................................................................
85
Contacting Dell
..................................................................................................................................................................
85
Contents
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