Replacing the system battery - Option B.............................................................................................................. 83
System board..................................................................................................................................................................... 84
Removing the system board..................................................................................................................................... 84
Installing the system board....................................................................................................................................... 86
Trusted Platform Module................................................................................................................................................ 88
Upgrading the TPM.................................................................................................................................................... 89
Initializing TPM for BitLocker users........................................................................................................................90
Initializing the TPM 1.2 for TXT users.................................................................................................................... 90
Initializing the TPM 2.0 for TXT users................................................................................................................... 90
Chapter 5: Jumpers and connectors............................................................................................ 92
System board jumpers and connectors....................................................................................................................... 92
System board jumper settings....................................................................................................................................... 93
Disabling a forgotten password..................................................................................................................................... 94
Chapter 6: System diagnostics and indicator codes .................................................................... 95
Power button LED............................................................................................................................................................ 95
Drive indicator codes........................................................................................................................................................95
System health and system ID indicator codes........................................................................................................... 96
System diagnostics........................................................................................................................................................... 96
Dell Embedded System Diagnostics........................................................................................................................ 97
Chapter 7: Getting help............................................................................................................... 98
Contacting Dell EMC........................................................................................................................................................ 98
Documentation feedback................................................................................................................................................ 98
Accessing system information by using QRL............................................................................................................. 98
Quick Resource Locator for PowerEdge MX740c system................................................................................99
Receiving automated support with SupportAssist .................................................................................................. 99
Recycling or End-of-Life service information............................................................................................................ 99
Chapter 8: Documentation resources......................................................................................... 100
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