IBM DS4800 User Manual

Power cords and receptacles . . . . . . . . . . . . . . . . . .26
Chapter 2. Installing the storage subsystem . . . . . . . . . . . . .27
Installation overview . . . . . . . . . . . . . . . . . . . . . . .27
Handling static-sensitive devices . . . . . . . . . . . . . . . . . .29
Heat output, airflow, and cooling . . . . . . . . . . . . . . . . . .29
Preparing for installation . . . . . . . . . . . . . . . . . . . . .30
Preparing the site . . . . . . . . . . . . . . . . . . . . . . .32
Preparing the rack cabinet . . . . . . . . . . . . . . . . . . . .32
Installing the support rails . . . . . . . . . . . . . . . . . . . . .33
Installing the DS4800 . . . . . . . . . . . . . . . . . . . . . .37
Releasing and locking a component lever . . . . . . . . . . . . . .38
Removing the components . . . . . . . . . . . . . . . . . . .40
Installing the DS4800 on the support rails . . . . . . . . . . . . . .42
Replacing the components . . . . . . . . . . . . . . . . . . .44
Chapter 3. Cabling the storage subsystem . . . . . . . . . . . . . .47
Working with SFPs and fiber-optic cables . . . . . . . . . . . . . . .47
Handling fiber-optic cables . . . . . . . . . . . . . . . . . . .48
Installing SFP modules . . . . . . . . . . . . . . . . . . . . .48
Removing SFP modules . . . . . . . . . . . . . . . . . . . .50
Installing fiber-optic cables . . . . . . . . . . . . . . . . . . .51
Using LC-LC fibre-channel cables . . . . . . . . . . . . . . . . .52
Connecting an LC-LC cable to an SFP module . . . . . . . . . . .53
Removing an LC-LC fibre-channel cable . . . . . . . . . . . . .55
Using LC-SC fibre-channel cable adapters . . . . . . . . . . . . . .55
Connecting an LC-SC cable adapter to a device . . . . . . . . . .56
Removing an LC-LC cable from an LC-SC cable adapter . . . . . . .58
Connecting storage expansion enclosures to the DS4800 . . . . . . . . .59
Redundant drive channel pair . . . . . . . . . . . . . . . . . .59
Overview of steps to connect storage expansion enclosure to a storage
subsystem . . . . . . . . . . . . . . . . . . . . . . . . .62
DS4800 drive cabling rules and recommendations . . . . . . . . . . .67
DS4800 Storage Subsystem drive cabling topologies . . . . . . . . . .69
One DS4800 and one storage expansion enclosure . . . . . . . . .70
One DS4800 and two storage expansion enclosures . . . . . . . . .71
One DS4800 and four storage expansion enclosures . . . . . . . . .73
One DS4800 and eight storage expansion enclosures . . . . . . . .75
One DS4800 and fourteen EXP810 storage expansion enclosures . . . .76
One DS4800 and sixteen EXP710 storage expansion enclosures . . . .78
One DS4800 to seven EXP810 and eight EXP710 storage expansion
enclosures . . . . . . . . . . . . . . . . . . . . . . . .80
One DS4800 to two or more storage expansion enclosures in a mixed
environment . . . . . . . . . . . . . . . . . . . . . . .81
Cabling the storage expansion enclosures to a DS4800 storage subsystem 84
Storage expansion enclosure settings . . . . . . . . . . . . . . .85
Fibre channel loop and ID settings . . . . . . . . . . . . . . . .86
DS4000 storage expansion enclosure ID settings . . . . . . . . . .86
Connecting hosts to the DS4800 . . . . . . . . . . . . . . . . . .87
Connecting secondary interface cables . . . . . . . . . . . . . . . .89
Configuring the storage subsystem . . . . . . . . . . . . . . . . .90
Storage subsystem management methods . . . . . . . . . . . . . .90
Host-agent (in-band) management method . . . . . . . . . . . . .91
Direct (out-of-band) management method . . . . . . . . . . . . .91
Fibre channel connections . . . . . . . . . . . . . . . . . . . .92
Fibre channel host loop configurations . . . . . . . . . . . . . . .93
x IBM System Storage DS4800 Storage Subsystem: Installation, User’s, and Maintenance Guide
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IBM DS4800 Specifications

General

Brand	IBM
Model	DS4800
Category	Storage
Language	English