Contents
About this Guide.......................................................................................................5
Revision History
..................................................................................................................................... 5
Audience
................................................................................................................................................ 5
Contacting Dell
......................................................................................................................................5
Related Publications
.............................................................................................................................. 5
1 About the SC100/SC120 Expansion Enclosure................................................7
SC100/SC120 Expansion Enclosure Overview
.....................................................................................7
SC100/SC120 Expansion Enclosure Monitoring and Diagnostics
.......................................................7
SC100/SC120 Expansion Enclosure Front Panel Features and Indicators
..........................................7
SC100/SC120 Expansion Enclosure Back Panel Features and Indicators
.......................................... 8
SC100/SC120 Expansion Enclosure EMM Features and Indicators
.................................................... 9
SC100/SC120 Expansion Enclosure Drives
........................................................................................ 10
2 Replacing SC100/SC120 Components........................................................... 11
Safety Precautions
............................................................................................................................... 11
Installation Safety Precautions
.......................................................................................................11
Electrical Safety Precautions
......................................................................................................... 12
Electrostatic Discharge Precautions
............................................................................................. 12
General Safety Precautions
........................................................................................................... 12
Pre-Replacement Procedures
.............................................................................................................13
Sending Diagnostic Data Using Dell SupportAssist
...................................................................... 13
Shutting Down the Storage System and Expansion Enclosures
..................................................13
Replacing the Front Bezel
................................................................................................................... 13
Replacing Power Supply/Cooling Fan Modules
.................................................................................14
Identifying the Failed Power Supply
..............................................................................................14
Identifying the Failed Cooling Fan
................................................................................................ 16
Replacing a Power Supply/Cooling Fan Module
.......................................................................... 17
Replacing Hard Drives
........................................................................................................................ 19
SC100/SC120 Expansion Enclosure Drive Numbering
................................................................ 19
Identifying the Failed Hard Drive
.................................................................................................. 20
Replacing a Hard Drive
.................................................................................................................. 21
Replacing an Enclosure Management Module
.................................................................................. 23
Identifying the Failed Enclosure Management Module
............................................................... 23
Replacing an Enclosure Management Module
............................................................................ 24
Replacing Rack Rails
............................................................................................................................25
Post-Replacement Procedures
.......................................................................................................... 26
Starting Up the Storage System and Expansion Enclosures
........................................................26
Sending Diagnostic Data Using Dell SupportAssist
......................................................................26
3