Owners Manual

Removing the mini Mezzanine card blank............................................................................................................. 84
Installing the mini Mezzanine card blank............................................................................................................... 85
Removing a mini Mezzanine card............................................................................................................................ 86
Installing a mini Mezzanine card.............................................................................................................................. 86
Removing the Mezzanine card.................................................................................................................................87
Installing the Mezzanine card...................................................................................................................................89
Optional internal USB memory key............................................................................................................................... 90
Replacing the optional internal USB memory key............................................................................................... 90
System battery................................................................................................................................................................... 91
Replacing the system battery................................................................................................................................... 91
System board..................................................................................................................................................................... 92
Removing the system board..................................................................................................................................... 92
Installing the system board....................................................................................................................................... 94
Trusted Platform Module................................................................................................................................................ 96
Upgrading the Trusted Platform Module...............................................................................................................96
Chapter 5: Jumpers and connectors ........................................................................................... 99
System board jumpers and connectors....................................................................................................................... 99
System board jumper settings.......................................................................................................................................101
Disabling forgotten password........................................................................................................................................101
Chapter 6: System diagnostics and indicator codes .................................................................. 103
System ID and status LED indicator codes............................................................................................................... 103
Power button LED...........................................................................................................................................................103
Drive indicator codes...................................................................................................................................................... 104
System diagnostics......................................................................................................................................................... 105
Dell Embedded System Diagnostics...................................................................................................................... 105
Chapter 7: Getting help............................................................................................................. 106
Contacting Dell.................................................................................................................................................................106
Documentation feedback...............................................................................................................................................106
Receiving automated support with SupportAssist .................................................................................................106
Accessing system information by using QRL............................................................................................................ 107
Quick Resource Locator for the PowerEdge MX840c sled.................................................................................. 107
Recycling or End-of-Life service information........................................................................................................... 107
Chapter 8: Documentation resources......................................................................................... 108
Contents
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