Sharp 21H-S3P manuals

Sharp 21H-S3P Specifications (413 pages)

Brand: Sharp | Category: Laptops | Size: 6.54 MB |

English

Table of contents

Toshiba Personal Computer

1

Maintenance Manual

1

Preface

3

Format complete

5

System transferred

5

Table of Contents

6

Hardware Overview

11

Chapter 1

11

1 Hardware Overview

12

Chapter 1 Contents

13

1 Hardware Overview

15

1.1 Features

17

1.2 System Block Diagram

22

Item Specifications

26

HDD2191VZK01

27

1.5 CD-ROM Drive

29

1.6 DVD-ROM Drive

31

1.8 DVD Super Multi drive

37

1.9 Keyboard

40

1.10 TFT Color Display

41

1.11 Power Supply

44

1.12 Batteries

46

Condition Time

48

1.13 AC Adapter

49

Chapter 2

51

Troubleshooting Procedures

51

2 Troubleshooting Procedures

52

Chapter 2 Contents

53

2.1 Troubleshooting

56

? Main Battery

64

? Second Battery

64

? S3V output (P60)

64

? E5V output (P61)

65

? E3V output (P62)

65

? 1R8-B1V output (P64)

65

? PPV output (P65)

66

? PTV output (P66)

66

? PTV output (P73)

66

<System board>

91

Keyboard

92

2.8 Display Troubleshooting

93

<FL inverter>

94

<LCD module>

94

Touch pad

96

2.11 Modem Troubleshooting

98

2.12 LAN Troubleshooting

99

2.13 Sound Troubleshooting

100

Chapter 3

104

Tests and Diagnostics

104

3 Tests and Diagnostics

105

Chapter 3 Contents

106

3.1 The Diagnostic Test

109

3.2.3 Heatrun test program

117

3.4 Heatrun Test

121

3.5 Subtest Names

122

3.6 System Test

124

3.7 Memory Test

126

3.8 Keyboard Test

127

3.9 Display Test

128

3.10 Floppy Disk Test

131

3.11 Printer Test

133

3.12 Async Test

135

3.13 Hard Disk Test

136

HARD DISK TEST XXXXXXX

137

3.14 Real Timer Test

139

Current date : 12-31-1999

141

Current time : 23:59:58

141

Current date : 01-01-2000

141

Current time : 00:00:00

141

3.15 NDP Test

142

3.16 Expansion Test

143

3.17 CD-ROM/DVD-ROM Test

145

3.20 ONLY ONE TEST

151

3.21 Head Cleaning

157

3.22 Log Utilities

158

3.23 Running Test

160

1:FDD is

164

Another dump (1:Yes,2:No) ?

165

3.25 System Configuration

166

3.25.2 Operations

167

Error count = 00000

184

[Modem loopback test !]

186

Table 3-5 Error message

189

Error code

190

Error code

194

3.30 Sound Test program

197

Press any key to continue…

198

Manual (960-534)

199

[Ctrl]+[Break] ; test end

200

[Ctrl]+[C] ; key stop

200

3.31 SETUP

203

10. I/O Ports

204

(a) Serial

204

(b) Parallel

204

Are you sure? (Y/N)

208

Master+User is set in the

211

Alarm Time = 00:00:00

215

This cannot be changed

218

PCI BUS = IRQ10, IRQ11

218

= Left Ctrl + Left Alt

219

KEYBOARD

219

Chapter 4

221

Replacement Procedures

221

4 Replacement Procedures

222

Chapter 4 Contents

223

4.1 Overview

227

4.2 Battery Pack/PC Card

234

Eject Button

236

4.3 Memory Module

237

4.4 MDC

240

4.5 HDD

242

4.6 Wireless LAN card

245

4.7 Cooling Fin/CPU

247

M2x4B BIND

248

CPU Holder

248

Cooling Fin

249

( Opened)

249

( Closed)

249

Triangle mark

250

CPU Chip

251

4.8 Keyboard

252

Keyboard Hold Plate

253

M2.5x2.8B THIN BIND

253

4.9 Switch membrane board

256

4.10 Optical Drive

258

4.11 Display Assembly

260

Display Assembly

262

Base Assembly

262

4.12 Sound Board

264

4.14 Fan

272

4.16 PC card cover

276

4.17 Battery Latch

277

4.18 Battery Lock

279

4.19 Touch Pad

281

4.20 LCD Unit/FL Inverter

283

4.21 Latch Assembly

287

[Samsung

288

4.23 Fluorescent Lamp

297

PCB cover

298

Panel assembly

301

Mold frame

301

Lamp wire

304

Lamp assembly

305

(H) Backlight unit

310

(I) LCD panel

310

Do not make any sheet over

318

Top case

325

Cover assembly bottom

328

Source PCB

334

Gate PCB

334

Appendices

342

Appendix Contents

344

Appendix. A

350

Appendix B Board Layout

356

B.2 System Board Back View

358

B.3 Sound Board (FLGSN*)

360

B.6 S-Video Board (FLKCS*)

363

Appendix C Pin Assignment

364

SPOUT (L-)

386

SPOUT (L+)

386

SPOUT(R+)

387

SPOUT (R-)

387

Sound Board (FLGSN*)

389

Switch Board (FLKSW*)

390

Parallel Board (FLGCP*)

391

S-Video Board (FLGCS*)

393

1 GND - 2 GND

394

Serial Board (FLGSR*)

395

Appendix. D

398

Appendix E Key Layout

406

Appendix F Wiring Diagrams

408

Appendix H Reliability

412

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