Compaq Deskpro 2000 manuals

Compaq Deskpro 2000 User Manual (269 pages)

Brand: Compaq | Category: Computers | Size: 2.67 MB |

MAINTENANCE

& SERVICE GUIDE

278041-001

278785-002

Maintenance and Service Guide

About this Guide

Product Description

Compaq Utilities

Contents v

Jumper and Switch Information

Specifications

Symbols and Conventions

Technician Notes

System Serial Number

Figure 1-1

Personal Computer Models

1.2 Features

1.2.1 Pentium System Feature

1-4 Product Description

1.3 System Design

1.3.1 Design Overview

1.3.2 System Board

1.3.3 Processor

1.3.4 System Memory

1.3.5 Cache Memory

1.3.6 Graphics Controllers

1.3.7 Chipsets

VIA Chipset

440LX Chipset

1.3.8 System I/O

1.3.9 System BIOS

PCI Auto-Configuration

IDE/EIDE Auto-Configuration

ISA Plug and Play Capability

1.3.10 Expansion Slots

1.3.11 Power Supply

1.3.13 Serial Port

1.3.14 Parallel Port

Preloaded Software

System Drivers

Asset Management

Configuration Management

Integration Management

Fault Management

Security Management

Table 1-3

Lights and Controls

1.4.2 Drive Positions

Figure 1-3

Table 1-4

1.4.3 Rear Panel Connectors

Figure 1-4

Rear Panel Connectors

Table 1-5

Table 1-6

1.5.2 Drive Positions

Figure 1-6

Table 1-7

1.5.3 Rear Panel Connectors

Figure 1-7

Table 1-8

1.6 Enhanced Keyboard

Figure 1-8

Enhanced Keyboard

Table 1-9

1.7 Options

1.7.5 Monitor Options

1.7.8 PD-CD Drive

1.7.9 Modems

2.1 Getting Ready

2.1.1 Preparing the Computer

2-2 Compaq Utilities

2.2 Computer Setup

Table 2-1

Built-In Devices

Quick Boot

2.2.1 Security Features

Entering a Power-On Password

Changing a Power-On Password

Deleting a Power-On Password

Table 2-5

Clearing the Password

Figure 2-1

Figure 2-2

2.2.2 QuickLock/QuickBlank

2.3 Computer Checkup (TEST)

2.10 ROMPaq

2.11.1 Asset Management

2.11.2 Fault Management

Monitor Fault Diagnosis

Proactive Backup

Surge-Tolerant Power Supply

2.11.3 Security Management

Remote ROM Flash

Upgrading Flash ROM

Using Remote ROM Flash

FailSafe Boot Block ROM

Table 2-6

Keyboard Light Combinations

Figure 2-3

Keyboard Lights

Remote Security Management

Replicated Setup

Using Replicated Setup

Power Management

Compaq Integrated Software

Universal Driver Manager

2.11.5 Integration Management

Desktop Management Interface

2-26 Compaq Utilities

2.13 Prefailure Warranty

Figure 3-1

3.1 System Unit

Figure 3-2

System Unit, Desktop

Table 3-1

Figure 3-3

System Unit, Minitower

Table 3-2

3.2 Mass Storage Devices

Figure 3-4

Mass Storage Devices

Table 3-3

3.3 Cables

Figure 3-5

Table 3-4

Figure 3-6

Optional Boards

Table 3-5

Standard and Optional Boards

Figure 3-7

System and Riser Boards

3.5 Keyboards

Table 3-6

3.6 Monitors

Figure 3-9

Monitors

Table 3-7

Figure 3-10

Miscellaneous Hardware Kit

Table 3-8

Figure 3-11

Table 3-9

Figure 3-12

Table 3-10

3.9 Miscellaneous Parts

Figure 3-13

Table 3-11

Figure 3-14

Miscellaneous Parts

Table 3-12

3.10 Shipping Boxes

3.11 Documentation

Table 3-15

Documentation

3.12 Software

Table 3-16

Software

EMOVAL AND

EPLACEMENT

RELIMINARIES

Table 4-2

4.1.4 Grounding Workstations

4.2 Routine Care

Precautions

4.2.3 Cleaning the Keyboard

4.2.4 Cleaning the Monitor

4.2.5 Cleaning the Mouse

4.3 Service Considerations

4.3.2 Screws

4.3.3 Cables and Connectors

4.3.4 Hard Drives

100

4.3.5 Plastic Parts

100

4.3.6 Lithium Battery

100

5.1 Serial Number

101

Figure 5-1

101

Serial Number Location

101

CAUTION:

103

5.4 Feet

104

Figure 5-2

104

Installing the Feet

104

5.5 Cable Lock

105

Figure 5-3

105

Installing the Cable Lock

105

5.6 System Unit Cover

106

Figure 5-4

106

5.7 Speaker

107

Figure 5-5

107

Figure 5-6

108

Removing the Speaker

108

5.8 Expansion Board

109

Figure 5-7

109

Figure 5-8

110

Figure 5-9

111

5.9 System Board Components

112

Module Upgrade

113

5.9.3 Microprocessor

114

Pentium II System Board

116

Figure 5-14

116

5.9.4 Cache Memory (Pentium

117

System Only)

117

5.10 Riser Board

118

Figure 5-16

118

Removing the Riser Board

118

5.11 Riser Brace

119

Figure 5-17

119

Removing the Riser Brace

119

5.12 Expansion Board Guide

120

Figure 5-18

120

5.13 Replacement Battery

121

Figure 5-19

121

Figure 5-20

122

5.14 Front Bezel Assembly

123

5.14.1 Front Bezel

123

Figure 5-21

123

Removing the Front Bezel

123

5.14.2 Power Button

124

Figure 5-22

124

Removing the Power Button

124

5.14.3 Bezel Blank

125

Figure 5-23

125

Removing the Bezel Blank

125

5.14.4 Compaq Logo

126

Figure 5-24

126

Replacing the Compaq Logo

126

5.15 Power Supply Assembly

127

5.15.1 Power Switch Assembly

127

Figure 5-25

127

Removing the Power Switch

127

Figure 5-26

128

5.15.2 Power Supply

129

Figure 5-27

129

Removing the Power Supply

129

5.16 Mass Storage Devices

130

Figure 5-29

131

Removing a 3.5-Inch Drive

131

5.16.2 5.25-Inch Drive Bays

132

Figure 5-31

133

Removing the CD-ROM Drive

133

Figure 5-32

134

Locating the Mounting Screws

134

Figure 5-33

135

Figure 5-34

135

Figure 5-35

136

5.17 Drive Cage

137

Figure 5-36

137

Removing the Drive Cage

137

5.18 LED Cable

138

Figure 5-37

138

Figure 5-38

139

5.19 System Board

140

Figure 5-39

141

Figure 5-40

142

6.1 Serial Number

143

Figure 6-1

143

6.4 Feet

145

Figure 6-2

145

6.5 Cable Lock

146

Figure 6-3

146

6.6 Exposing the Chassis

147

6.6.1 Access Panel

147

Figure 6-4

147

Removing the Access Panel

147

6.6.2 Minitower J Hood

148

Figure 6-5

148

Removing the J Hood

148

6.7 Riser Brace

149

Figure 6-6

149

6.8 Expansion Board

150

Figure 6-7

150

Figure 6-8

151

Removing an Expansion Board

151

Figure 6-9

151

6.9 Expansion Board Guide

152

Figure 6-10

152

6.10 Riser Board

153

Figure 6-11

153

6.11 Speaker

154

Figure 6-12

154

6.12 System Board Components

155

6.12.2 Microprocessor

156

Figure 6-15

158

Figure 6-16

159

6.13 System Board

161

Figure 6-19

161

Figure 6-20

162

6.14 Replacement Battery

164

Figure 6-22

164

Figure 6-23

165

Figure 6-24

166

6.16 Front Bezel Assembly

167

6.16.1 Front Bezel

167

Figure 6-25

167

6.16.2 Power Button

168

Figure 6-26

168

6.16.3 Bezel Blank

169

Figure 6-27

169

Removing the Bezel Blank

169

6.16.4 Compaq Logo

170

Figure 6-28

170

Replacing the Compaq Logo

170

6.17 Power Supply Assembly

171

Figure 6-29

171

Figure 6-30

172

6.17.2 Power Supply

173

Figure 6-31

173

6.18 LED Cable

174

Figure 6-32

174

Figure 6-33

175

6.19 Mass Storage Devices

176

Figure 6-35

177

6.19.2 5.25-Inch Drive Bays

178

Figure 6-37

179

Removing the CD-ROM Drive

179

Figure 6-38

180

Figure 6-39

181

Figure 6-40

181

Figure 6-41

182

UMPER AND

184

NFORMATION

184

7.1 System Board Switches

185

Figure 7-1

185

Table 7-1

186

Figure 7-2

187

Table 7-2

187

7.1.2 Switch Settings

188

Figure 7-3

188

Table 7-3

188

7.2 System Board Jumpers

189

Figure 7-5

190

Figure 7-6

190

7.2.2 Clearing Configuration

191

Figure 7-7

191

Figure 7-8

191

Figure 7-9

192

Figure 7-10

192

7.3 Hard Drives

193

Figure 7-13

194

Table 7-7

194

Jumper Settings

194

Table 7-8

195

Table 7-9

195

Figure 7-16

196

Table 7-10

196

Figure 7-18

198

Table 7-12

198

Figure 7-21

200

Table 7-15

200

7.5 Optional PD-CD Drives

201

7.6 Diskette Drive

202

8.1 System

203

Table 8-1

203

Desktop System Specifications

203

Table 8-2

204

Table 8-3

205

System Interrupts

205

Table 8-4

205

System DMA

205

Table 8-5

206

System I/O

206

Continued

206

Table 8-6

208

System Memory Map

208

8.2 Drives

209

Table 8-7

209

1.44 MB Diskette Drive

209

Table 8-8

210

Hard Drives

210

Table 8-9

211

Ultra SCSI Hard Drives

211

Table 8-10

212

CD-ROM Drives

212

Table 8-11

213

PD-CD Drive

213

Continued

214

Table 8-12

215

LS-120 Drive

215

8.3 Audio System

216

8.4 Keyboard

216

8.5 Mouse

217

8-16 Specifications

218

ONNECTOR

219

SSIGNMENTS

219

Table A-3

220

Parallel Interface

220

Table A-4

220

Serial Interfaces

220

Connector Pin Signal

221

Connector and Icon Pin Signal

221

Table A-8

222

Ultra-Wide SCSI Connector

222

Table A-14

224

IDE/EIDE Drive Cable

224

General Requirements

225

Country-Specific Requirements

226

Cable Select

227

Automatic Soft-Drive Types

228

Table C-1

228

Soft-Drive Type Assignments

228

Table C-2

229

IDE Cable Transfer Rates

229

Guidelines for Installing

230

Optional SCSI Devices

230

Termination

231

Table E-1

232

Summary of Test Error Codes

232

Table E-2

233

Table E-3

234

Memory Test Error Codes

234

Table E-4

234

Keyboard Test Error Codes

234

E-4 Diagnostic Error Codes

235

Table E-9

236

Hard Drive Test Error Codes

236

Table E-10

236

Tape Drive Test Error Codes

236

Table E-11

237

Video Test Error Codes

237

Table E-12

238

Audio Test Error Codes

238

Table E-13

238

Table E-14

239

SCSI CD-ROM Test Error Codes

239

Table E-15

239

SCSI Error Codes

240

Table E-16

240

SCSI Device Names

240

Table E-17

240

SCSI Test Names

240

Table E-18

241

SCSI Test Error Codes

241

Table F-1

243

Power-On Self-Test Messages

243

Checklist for Solving Minor

246

Problems

246

Power Problems

247

Diskette Drive Problems

248

Table G-3

248

Display Problems

249

Table G-4

249

Printer Problems

250

Table G-5

250

Hard Drive Problems

251

Table G-6

251

Table G-7

252

CD-ROM Drive Problems

253

Table G-8

253

Memory Problems

254

SCSI Problems

254

Network Problems

255

Table G-11

255

Resolving Audio

257

Hardware Conflicts

257

Table G-12

257

Audio Interface Settings

257

IMITATIONS

258

Table H-1

259

SDRAM Memory Technologies

259

Table H-2

260

Index I-1

261

I-2 Index

262

Index I-3

263

I-4 Index

264

Index I-5

265

I-6 Index

266

Index I-7

267

I-8 Index

268

Index I-9

269

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Compaq Deskpro 2000 manuals

Compaq Deskpro 2000 User Manual (269 pages)

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