Dell 840 Replacing the SAS Controller Card Battery, General Memory Module Installation Guidelines

Cooling Shroud	64
Removing the Cooling Shroud	64
Installing the Cooling Shroud	65
Cooling Fans	65
Removing the Front System Fan	66
Installing the Front System Fan	67
Removing the Back System Fan	67
Installing the Back System Fan	68
Power Supply	69
Removing the Power Supply	69
Replacing the Power Supply	70
Expansion Cards	71
Installing an Expansion Card	72
Removing an Expansion Card	73
Replacing the SAS Controller Card Battery	75
Memory	76
General Memory Module Installation Guidelines	76
Installing Memory Modules	76
Removing Memory Modules	78
Microprocessor	78
Removing the Processor	79
Installing a Processor	81
Installing a RAC Card	83
System Battery	83
Replacing the System Battery	83
Front I/O Panel (Service-Only Parts Procedure)	85
Removing the Control Panel Assembly and Chassis-Intrusion
Switch	85
Installing the Control Panel Assembly	87
System Board (Service-Only Parts Procedure)	87
Removing the System Board	87
Installing the System Board	89

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