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9-6 DS20E Reference Guide
Compaq Confidential – Need to Know Required
Writer: Robert Young Project: Compaq AlphaServer DS20E System Comments:
Part Number: ER-K8F6W-UA .A01 File Name: j-ch9 Troubleshooting.doc Last Saved On: 10/4/99 2:06 PM
Boot Problems
Table 9-4 describes how to troubleshoot problems that occur while the system
is booting operating system software.
Table 9-4
Troubleshooting Boot Problems
Symptom Action
The system cannot find the boot device. Check system configuration for the correct
environment variable settings: examine the
fwsearchpath, autoload, and countdown
environment variables.
System does not boot. Verify that you have not installed an
unsupported graphics adapter or another type
of unsupported adapter.
There is a software problem or the
operating system is not installed
correctly.
Refer to your operating system software
information.
Verify that you have the correct firmware
revision for your system.
- AlphaServer DS20E 1
- AlphaStation DS20E 1
- Contents 3
- Chapter 2 4
- Chapter 3 4
- Chapter 4 5
- Chapter 5 5
- Chapter 6 5
- Chapter 7 5
- Chapter 8 6
- Chapter 9 6
- Chapter 10 7
- Chapter 11 7
- Appendix A 8
- Appendix C 8
- Appendix D 8
- List of Figures and Examples 9
- List of Tables 11
- About This Guide 13
- Symbols in Text 14
- Symbols on Equipment 14
- Rack Stability 15
- Getting Help 15
- Compaq Website 16
- Compaq Authorized Reseller 16
- System Overview 17
- System Introduction 18
- System Overview 1-3 19
- System Architecture 20
- System Features 22
- System Overview 1-7 23
- Table 1-1 23
- System Components 24
- Table 1-2 25
- System Parts 25
- System Features Module 26
- Table 1-3 27
- SFM Key Features 27
- SFM Switch Pack 28
- SFM Status LEDs 29
- System Fan Configuration 30
- Cover Interlock 30
- Processor Modules 31
- Table 1-5 32
- Typical SDRAM Configurations 32
- Hard Disk Drive Storage 34
- Power Supplies 35
- 2-Way Combination Module 36
- Operator Control Panel 37
- Table 1-6 38
- Control Panel Functions 38
- Table 1-7 38
- System Power LED Indicator 38
- Figure 1-12. Diagnostic LEDs 39
- Rear Panel 40
- Table 1-8 41
- Storage Device LEDs 42
- Table 1-9 43
- ❶ and the 44
- ❷ and FDD drive ❸ 44
- User Interface 45
- Console Terminal 46
- System Options 47
- External Options 48
- Ordering Options 48
- Installing the Pedestal 49
- Selecting a System Location 50
- Power Requirements 51
- Shipment Box 52
- Installing the System 53
- Table 2-1 54
- System Cable Connections 54
- Locking Your System 55
- will stick out past the 61
- ❺. To attach the front 62
- CAUTION: 64
- Connecting the Cables 66
- Installation 67
- Table 3-1 67
- Table 3-2 69
- Accessories List 69
- ❷ and continuing to pull 71
- Preparing the Rack 74
- Attaching Slides Brackets 75
- Stabilizing the Rack 76
- CAT0157A 78
- Dressing the Cables 82
- Attaching the Front Bezel 83
- Tru64 UNIX Systems 88
- OpenVMS Systems 89
- Table 4-1 90
- OpenVMS Boot Flag Settings 90
- Booting Tru64 UNIX 93
- 3. Install the boot medium 94
- Booting OpenVMS 99
- 5. Install the boot medium 100
- Powering Off the System 104
- Booting Linux 105
- Reconfiguring the System 109
- Memory Configuration 111
- Table 5-1 112
- Network Configuration 113
- ISA Options 114
- PCI Option Modules 117
- Table 5-2 118
- Updating the Firmware 119
- Using the AlphaBIOS 121
- AlphaPowered 122
- PK-0916-96 123
- Keyboard Conventions and Help 124
- Terminal 125
- Upgrading AlphaBIOS 126
- (Updating Firmware) 126
- Using the AlphaBIOS 6-7 127
- 6-8 DS20E Reference Guide 128
- Using the AlphaBIOS 6-9 129
- Utilities 130
- Using the Storage Subsystems 133
- Storage Subsystem Overview 134
- Table 7–1 135
- Table 7-2 136
- SCSI Bus Controller 137
- Disk Drive Configuration 138
- Backplane Connector 139
- Slot No. SCSI ID 139
- 7-8 DS20E Reference Guide 140
- Hot Swap 141
- Drive Carriers 142
- Removing the Drive Carriers 143
- DVA00032 143
- Drive Status LEDs 144
- Table 7– 5 145
- LED Status 145
- Installing Drive Carriers 146
- Removing 147
- ■ Single 4-slot subsystem 148
- ■ Single 6-slot subsystem 148
- Backplane 149
- Multimode SCSI Termination 151
- Combination CD-ROM and 151
- Floppy Drive 151
- Removing and Replacing a 152
- Combination Drive 152
- Spare Removable Media Bay 153
- External SCSI Expansion 155
- Installing Components 157
- Components 158
- Before You Begin Removal 159
- 1. Remove the bezel 160
- 3. Remove the panel 160
- 2. Slide the panel forward 161
- 3. Replace the screw 161
- Installing a Processor Module 163
- 8-8 DS20E Reference Guide 164
- Table 8-1 167
- Memory Bank Location 167
- To Remove a Memory DIMM 168
- To Install a Memory DIMM 169
- Configuring an Option Module 170
- Network Interface Module 170
- To Install an Option Module 172
- CAT0037 173
- Installing Storage Devices 174
- Removable Bay SCSI Device 174
- Installing Components 8-19 175
- 8-20 DS20E Reference Guide 176
- Troubleshooting 177
- Troubleshooting Overview 178
- System Error Beep Codes 179
- Power Problems 180
- Overheating Problems 181
- Boot Problems 182
- Table 9-5 183
- Hot-Swap Drive Status LEDs 183
- PCI Bus Problems 184
- Monitor and Terminal Problems 185
- Keyboard and Mouse Problems 186
- Printer Problems 186
- Managing the System Remotely 187
- RMC Overview 188
- First-Time Setup 189
- Dialing In and Invoking RMC 190
- RMC> hangup 191
- RMC Commands 193
- Command Conventions 194
- *** ERROR *** 198
- Table 10-2 199
- RMC Status Command Fields 199
- Using the RMC Switch Pack 200
- Uses of the Switch Pack 201
- Changing a Switch Setting 202
- Troubleshooting Guide 204
- Modem Dialog Details 205
- Using the SRM Console 207
- Invoking the SRM Console 209
- Command Summary 210
- Using the SRM Console 11-5 211
- Table 11-1 211
- Table 11-2 212
- Table 11-3 213
- Using the SRM Console 11-9 215
- [controller_name] 218
- Table 11-4 219
- Device Naming convention 219
- Table 11-5 219
- PCI Address Assignments 219
- P00>>> show version 222
- P00>>> 222
- Creating a Power-Up Script 223
- Editing the Nvram Script 224
- Booting the Operating System 225
- Configuring the System 227
- Using the SRM Console 11-23 229
- Configuring the ISA Bus 230
- Using the SRM Console 11-25 231
- Testing the System 233
- Making the System Secure 235
- Secure Mode Functions 236
- Example 11-16. Login Command 238
- 1. Enter the login command: 239
- Stopping and Starting CPUs 241
- Updating Firmware 243
- Example 11-19. Lfu Command 244
- Forcing a System Crash Dump 245
- Using Environment Variables 246
- Depositing and Examining Data 249
- Using the SRM Console 11-45 251
- Reading a File 253
- Initializing the System 254
- Finding Help 256
- Environment Variable Summary 257
- Table 11-6 258
- Table 11-7 261
- (Français) 264
- Enables PCI parity checking 267
- Disables PCI parity checking 267
- 1 (default) 268
- tt_allow_login 269
- Regulatory Compliance Notices 271
- Class A Equipment 272
- Modifications 274
- European Union Notice 275
- Safety Interlocks 276
- Australian Notice 276
- Laser Devices 276
- Laser Safety Warnings 277
- Laser Product Label 277
- Battery Replacement Notice 278
- Mouse Compliance Statement 279
- Appendix B 281
- Grounding Methods 282
- Power Cord Requirements 283
- Country-Specific Requirements 284
- Power Cord Requirements C-3 285
- System Specifications 287
- Rackmount 288
- Rackmount Cabinet 288
- Environmental Specifications 289
- Electrical Specifications 290
- System Specifications D-5 291
- Acoustical Data 292
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