Table of Contents
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Contents
1 Introduction..........................................................................................................5
Hardware components..........................................................................................................................5
2 Removal and replacement procedures...............................................................6
Required tools.......................................................................................................................................6
Required items......................................................................................................................................6
Safety precautions................................................................................................................................6
General precautions........................................................................................................................6
Preventing electrostatic discharge..................................................................................................7
Symbols on equipment....................................................................................................................7
Warning and caution messages......................................................................................................9
Precautions for maintaining and servicing products......................................................................10
Power cords...................................................................................................................................11
Power supplies..............................................................................................................................11
Powering off disk enclosures..............................................................................................................11
Powering on........................................................................................................................................12
Before powering on.......................................................................................................................12
Power on procedures....................................................................................................................12
Verifying the operating status of the disk enclosures....................................................................13
Front panel LEDs.....................................................................................................................13
Fan module..............................................................................................................................13
I/O module LEDs......................................................................................................................14
Power supply module ..............................................................................................................14
Verifying the status of the disk drives............................................................................................14
Hard drive blanks................................................................................................................................15
Hard drive...........................................................................................................................................15
Disk drive guidelines......................................................................................................................16
Removing a drive...........................................................................................................................16
Replacing a drive...........................................................................................................................16
Removing and replacing I/O Cables...................................................................................................17
Removing and replacing the I/O module............................................................................................18
Removing and replacing a power supply............................................................................................18
Removing and replacing the fan module............................................................................................19
Removing and replacing the fan control card................................................................................21
Removing and replacing the enclosure..............................................................................................22
Removing and replacing the Power Distribution Board......................................................................23
Removing and replacing the UID-health module................................................................................24
Removing and replacing the enclosure backplane.............................................................................25
Installing the rail kit.............................................................................................................................27
Rack installation best practices.....................................................................................................27
Procedures....................................................................................................................................28
3 Troubleshooting.................................................................................................30
If the enclosure does not initialize.......................................................................................................30
Diagnostic steps.................................................................................................................................30
Is the enclosure front fault LED amber?........................................................................................30
Is the enclosure rear fault LED amber?.........................................................................................31
Is the System Health LED amber?................................................................................................31
Is the power supply LED green?...................................................................................................31
Is the I/O module fault LED amber?..............................................................................................31
Is the fan LED amber?...................................................................................................................32
Recognizing disk drive failure.............................................................................................................33
Effects of a disk drive failure..........................................................................................................33
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