Unidentified Devices

236

Recovering From an Unidentified Storage Array . . . . 236

Starting or Restarting the Host Context

239

Agent Software

19 Troubleshooting: Your Array

. . . 241

 

 

Safety First—For you and Your Array

. . . .

241

 

 

Troubleshooting Storage Array Startup Failure .

. . . .

241

 

 

Troubleshooting Loss of Communication . . . .

. . . .

241

 

 

Troubleshooting External Connections

. . . .

241

 

 

Troubleshooting Power Supply/Cooling

 

 

 

 

Fan Module

. . . .

242

 

 

Troubleshooting Array Cooling Problems . . . .

. . . .

243

 

 

Troubleshooting Expansion Enclosure

 

 

 

 

Management Modules

. . . .

243

 

 

Troubleshooting RAID Controller Modules . . .

. . . .

244

 

 

Troubleshooting Hard Drives

. . . .

246

 

 

Troubleshooting Array and Expansion

 

247

 

 

Enclosure Connections

. . . .

 

 

Troubleshooting a Wet Storage Array

. . . .

248

 

 

Troubleshooting a Damaged Array

. . . .

249

 

 

Troubleshooting RAID Controller Modules . . .

. . . .

249

 

 

Conditions

. . . .

249

 

 

Invalid Storage Array

. . . .

250

 

 

ECC Errors

. . . .

250

 

 

 

Contents

 

 

15

 

 

Page 15
Image 15
Dell MD3220, MD3200 owner manual 236, Starting or Restarting the Host Context 239, Safety First-For you and Your Array