Silicon Graphics InfiniteStorage 120 Bedienungsanleitung

007-4853-001

SGI®InfiniteStorage™ 120

Mass Storage Hardware Topics

Edition -001

Proprietary Rights Notices

parties, as indicated elsewhere herein. No permission is granted to copy, distribute, or create

derivative works from the contents of this electronic documentation in any manner, in whole or in

part, without the prior written permission of Silicon Graphics, Inc.

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United States. Contractor/manufacturer is Silicon Graphics, Inc., 1500 Crittenden Lane, Mountain

View, CA 94043.

TRADEMARKS AND ATTRIBUTIONS

Silicon Graphics, SGI, and the SGI logo are registered trademarks, and InfiniteStorage is a

trademark, of Silicon Graphics, Inc., in the United States and/or other countries worldwide.

Linux is a registered trademark of Linus Torvalds. All other trademarks mentioned herein are the

property of their respective owners.

Document Description

007-4853-001

This document will remain the official reference source for all revisions and releases of this

product until rescinded by an update.

Disclaimer

It is the policy of Silicon Graphics Inc. to improve products as new technology, components,

software, and firmware become available. SGI reserves the right to make changes to any products

herein at any time without notice. All features, functions, and operations described herein may not

be marketed in all parts of the world.

SGI InfiniteStorage 120 i

Contents

Drive Module Description........................................................................................................... 2

Components Accessed From the Front of the Module .......................................................... 2

Components Accessed From the Rear of the Module............................................................ 2

Drive Module Specifications....................................................................................................... 3

Drive Module Status LEDs .................................................................................................... 3

Environmental Specifications ..................................................................................................... 5

ESM Canisters............................................................................................................................. 7

Redundancy............................................................................................................................ 7

Connections............................................................................................................................ 7

ESM Lights ............................................................................................................................ 8

Environmental Services Monitor Performance Specifications ................................................. 10

Power-Fan Canisters ................................................................................................................. 11

Redundancy.......................................................................................................................... 11

Power-Fan Canister Lights................................................................................................... 12

Disk Drives................................................................................................................................ 13

Disk Drive Lights................................................................................................................. 14

Hot Swap ................................................................................................................................... 16

Drive Module Replacement Parts ............................................................................................. 17

Tools and Equipment ............................................................................................................... 18

Turning On the Power to the Drive Module ............................................................................. 19

Turning Off the Power to the Drive Module............................................................................. 20

Installing SAS Cables................................................................................................................ 22

Removing the Components from the Drive Module................................................................. 23

Reinstalling the Components in the Drive Module ................................................................... 26

Replacing a Failed Environmental Services Monitor ............................................................... 28

Replacing a Failed Power-Fan Canister .................................................................................... 31

Replacing a Failed Disk Drive .................................................................................................. 34

SGI InfiniteStorage 120 iii

List of Figures

Figure 1. SGI InfiniteStorage 120 Drive Module .................................................................... 1

Figure 2. Drive Module – Front View ...................................................................................... 2

Figure 3. Drive Module – Rear View ........................................................................................ 2

Figure 4. Drive Module Status LED Locations ....................................................................... 4

Figure 5. Service for the ESM Canister is from the Rear of the Drive Module ........................ 7

Figure 6. SAS Pinouts on SGI Host System I/O Port ............................................................... 8

Figure 7. SAS Connectors on an ESM ...................................................................................... 8

Figure 8. ESM Lights ................................................................................................................ 8

Figure 9. Service for the Power-Fan Canister is from the Rear of the Drive Module ............ 11

Figure 10. Power-Fan Canister Lights .................................................................................... 12

Figure 11. Service for the Disk Drive is from the Front of the Module ................................. 13

Figure 12. Disk Drive Numbering .......................................................................................... 13

Figure 13. Disk Drive Lights .................................................................................................. 14

Figure 14. Power Switches on a Drive Module ...................................................................... 19

Figure 15. Drive Active Light Must be Turned Off Before Turning Off the Power .............. 20

Figure 16. Power Switches on a Drive Module ...................................................................... 21

Figure 17. SAS Cabling Example ........................................................................................... 22

Figure 18. Removing a Disk Drive ......................................................................................... 24

Figure 19. Removing a Power-Fan Canister ........................................................................... 24

Figure 20. Removing an ESM ................................................................................................. 25

Figure 21. Reinstalling a Disk Drive ....................................................................................... 26

Figure 22. Reinstalling a Power-Fan Canister ........................................................................ 27

Figure 23. Replacing an ESM ................................................................................................. 27

Figure 24. ESM Fault Light .................................................................................................... 28

Figure 25. Removing an ESM ................................................................................................. 29

Figure 26. ESM Lights ............................................................................................................ 29

Figure 27. Fault Light and Power Switch on a Power-Fan Canister ....................................... 31

Figure 28. Power Switches on a Drive Module ...................................................................... 31

Figure 29. Removing a Power-Fan Canister ........................................................................... 32

iv SGI InfiniteStorage 120

Figure 30. Power Light and Fault Light on a Power-Fan Canister ......................................... 32

Figure 31. Removing a Disk Drive ......................................................................................... 35

SGI InfiniteStorage 120 v

List of Tables

Table 1. Specifications for the Drive Module ........................................................................... 3

Table 2. Temperature and Humidity ........................................................................................ 5

Table 3. Altitude ........................................................................................................................ 5

Table 4. Shock and Vibration .................................................................................................... 5

Table 5. ESM Lights ................................................................................................................. 9

Table 6. Performance Specifications for the ESMs ................................................................ 10

Table 7. Power-Fan Canister Lights ........................................................................................ 12

Table 8. Disk Drive Ports ........................................................................................................ 14

Table 9. Disk Drive Lights ...................................................................................................... 15

Table 10. Disk Drive State Represented by Lights ................................................................. 15

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

InfiniteStorage 120 Hardware Topics

This document is a collection of hardware topics that describe the SGI InfiniteStorage 120

drive module.

Figure 1 SGI InfiniteStorage 120 Drive Module

This document provides:

•Descriptions of the drive module

•Drive module specifications

•Descriptions of the environmental services monitor (ESM) canister

•Descriptions of the power-fan canister

•Descriptions of the disk drives

•Procedures related to drive module maintenance

InfiniteStorage 120 Hardware Topics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Drive Module Description

A drive module provides storage capacity. The environmental services monitors (ESMs)

in the drive module connect to a host. A drive module contains disk drives, ESMs, fans,

and power supplies.

Figure 2 shows the front of the drive module, and Figure 3 shows the rear of the drive

module. The figures show the following components:

Components Accessed From the Front of the Module

•Bezel – A plastic-molded frame

•Drives – Twelve removable disk drives

Components Accessed From the Rear of the Module

•ESM canisters– Two removable canisters that contain the ESMs

•Power-fan canisters– Two removable canisters that contain the power supplies and

cooling fans

Figure 2 Drive Module – Front View

1. Bezel

2. Disk Drives

Figure 3 Drive Module – Rear View

1. ESM Canisters

2. Power-Fan Canisters

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