Dell R520, E19S owner manual Installing The Optical Drive, Internal USB Memory Key Optional

Installing The Optical Drive	57
Cooling Fans	57
Removing A Cooling Fan	57
Installing A Cooling Fan	58
Internal USB Memory Key (Optional)	59
Replacing the Internal USB Key	59
Expansion Cards And Expansion-Card Risers	60
Expansion-Card Installation Guidelines	60
Removing An Expansion Card	61
Installing An Expansion Card	63
Removing Expansion-Card Risers	64
Installing Expansion-Card Risers	65
iDRAC Ports Card (Optional)	65
Removing The iDRAC Ports Card	66
Installing The iDRAC Ports Card	67
SD vFlash Card	68
Replacing An SD vFlash Card	68
Internal Dual SD Module	68
Removing The Internal Dual SD Module	69
Installing The Internal Dual SD Module	70
Internal SD Card	70
Removing An Internal SD Card	70
Installing An Internal SD Card	70
Integrated Storage Controller Card	71
Removing The Integrated Storage Controller	71
Installing The Integrated Storage Controller	72
Processors	73
Removing A Processor	73
Installing A Processor	75
Power Supplies	76
Removing An AC Power Supply	77
Installing An AC Power Supply	78
Wiring Instructions For A DC Power Supply	78
Removing A DC Power Supply	81
Installing A DC Power Supply	81
Removing The Power Supply Blank	82
Installing The Power Supply Blank	82
Removing The Power-Distribution And Power-Interposer Boards	83
Installing The Power-Distribution And Power-Interposer Boards	85
Removing A Non-Redundant Power Supply	86
Installing A Non-Redundant Power Supply	88
Removing The Redundant Power Supply Unit Divider	88