Power supply unit............................................................................................................................................................ 156
Hot spare feature...................................................................................................................................................... 156
Removing a power supply unit blank.....................................................................................................................157
Installing a power supply unit blank....................................................................................................................... 157
Removing a power supply unit adapter................................................................................................................ 158
Installing a power supply unit adapter.................................................................................................................. 158
Removing a AC power supply unit.........................................................................................................................159
Installing a AC power supply unit........................................................................................................................... 160
Power interposer board..................................................................................................................................................162
PIB board view............................................................................................................................................................162
Removing the power interposer board................................................................................................................. 162
Installing the power interposer board................................................................................................................... 163
System board....................................................................................................................................................................164
Removing the system board................................................................................................................................... 164
Installing the system board......................................................................................................................................165
Restoring Service Tag using Easy Restore..........................................................................................................167
Trusted Platform Module...............................................................................................................................................168
Upgrading the Trusted Platform Module............................................................................................................. 168
Initializing TPM for users......................................................................................................................................... 169
Initializing the TPM 1.2 for users............................................................................................................................169
Initializing the TPM 2.0 for users...........................................................................................................................169
Chapter 6: Jumpers and connectors...........................................................................................170
System board connectors..............................................................................................................................................170
System board jumper settings...................................................................................................................................... 172
Disabling a forgotten password.................................................................................................................................... 172
Chapter 7: System diagnostics and indicator codes.................................................................... 174
Status LED indicators..................................................................................................................................................... 174
System health and system ID indicator codes.......................................................................................................... 175
iDRAC Quick Sync 2 indicator codes.......................................................................................................................... 175
iDRAC Direct LED indicator codes...............................................................................................................................176
LCD panel...........................................................................................................................................................................176
Viewing Home screen................................................................................................................................................177
Setup menu..................................................................................................................................................................177
View menu................................................................................................................................................................... 178
NIC indicator codes......................................................................................................................................................... 178
Power supply unit indicator codes...............................................................................................................................179
Drive indicator codes....................................................................................................................................................... 181
Using system diagnostics...............................................................................................................................................182
Dell Embedded System Diagnostics...................................................................................................................... 182
Chapter 8: Getting help............................................................................................................. 184
Recycling or End-of-Life service information........................................................................................................... 184
Contacting Dell Technologies....................................................................................................................................... 184
Accessing system information by using QRL............................................................................................................ 184
Quick Resource Locator for PowerEdge T550 system.................................................................................... 185
Receiving automated support with SupportAssist .................................................................................................185
6
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