HP LaserJet 5000gn manuali

Hp LaserJet 5000gn Manuale Utente (387 pagine)

Marchio: Hp | Categoria: Stampanti laser/LED | Dimensione: 7.11 MB |

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HP LaserJet 5000, 5000 N

1

Service Manual

1

5000 GN Printers

2

Service Manual _____________

2

Contents

4

3 Printer Operation

5

4 Printer Maintenance

5

5 Functional Information

6

7 Troubleshooting

8

8 Parts and Diagrams

8

6 Contents

9

Printer Description

10

Printer Features

11

Identification

14

Site Requirements

15

Space Requirements

16

1-8 Printer Description

17

Environmental Requirements

19

Paper Specifications

20

Supported Types of Paper

23

Guidelines for Using Paper

24

Transparencies

27

Envelopes

28

Acceptable

28

Unacceptable

28

Card Stock and Heavy Paper

29

Card Stock Construction

30

Card Stock Guidelines

30

Safety Information

31

FCC Regulations

32

Laser statement for Finland

33

Luokan 1 laserlaite

33

Material Safety Data Sheet

34

Protecting the Environment

35

Service Approach

36

Parts and Supplies

38

Helpful Documentation

39

Phone Numbers for Ordering

40

Exchange Program

40

Consumables

40

Technical Assistance

40

HP FIRST

41

HP CompuServe Forum

41

Toner Cartridge Information

43

Warranty Statement

44

2-10 Service Approach

45

Printer Operation

46

Using the Control Panel

47

Control Panel Keys

48

Settings and Defaults

49

Control Panel Menus

50

Information Menu

51

Paper Handling Menu

52

Print Quality Menu

55

Printing Menu

58

PCL SYMBOL

60

SET=PC-8

60

3-16 Printer Operation

61

Item Values Explanation

61

Configuration Menu

62

I/O Menu

69

EIO Menu (Networked Printers)

72

Resets Menu

74

Service Mode

75

Service Menu

76

Page Count

77

Cold Reset Paper

79

Diagnostics

79

Clear Event Log

79

Testing the Printer

80

Resetting the Printer

81

System Configuration

82

Serial MS-DOS Commands

83

Printer I/O Configuration

84

Pacing (Handshaking)

85

Printer Maintenance

86

Cleaning Spilled Toner

89

Preventative Maintenance

90

6 Transfer Charging

91

Functional Information

92

Printer Subsystems

93

Power Supply System

94

Toner Cartridge Detection

98

DC Controller System

98

Laser and Scanner Drive

99

Engine Test Print

100

Formatter System

103

EconoMode

104

Input/Output

105

Printer Memory

106

Random Access Memory (RAM)

106

DIMM Slots

107

Page Protect

107

PJL Overview

108

Control Panel

108

Image Formation System

109

Toner Cartridge

111

Photosensitive Drum

112

Photosensitive

112

Aluminum

112

Cleaning the Drum

113

Conditioning the Drum

114

Writing the Image

115

Developing the Image

116

Transferring the Image

117

Variable Fusing Temperature

119

Paper Feed System

120

Clutches and Sensors

121

Printing from Tray 1

122

5-32 Functional Information

123

Figure 5-17 Tray 1 Pickup

123

Printing from Tray 2

124

5-34 Functional Information

125

250-sheet Trays

126

5-36 Functional Information

127

Paper Jam

128

Duplexer

129

Figure 5-22

130

Paper Feed for the Duplexer

130

Figure 5-24

132

Duplexing Unit

132

Uncurling Function

133

Paper Jam in the Duplexer

135

Basic Sequence of Operation

136

5-46 Functional Information

137

Table 5-1. Printer Timing

137

Period Timing Purpose Remark

137

Figure 5-27

138

Timing Diagram

138

5-48 Functional Information

139

Removing and

140

Replacing Parts

140

User Installable Accessories

141

Checking Memory Installation

144

Required Tools

146

Phillips Posidriv

147

Removing Covers

149

Top Cover

151

A Top screws

152

B Toner Cartridge Drive Arm

152

C Rear screws

152

Item Explanation

155

Toner Cartridge Door Assembly

156

Front Cover and Tray 1

157

Front Cover

157

Tray 1 Guide

157

Front Cover Pins

159

Face Down Assembly

160

Locking Tabs

160

Locator Pins

161

Left and Right Side Covers

162

Tray 1 Inner Cover

163

Right and Left Corner Covers

165

Corner Cover Screws

165

Removing Assemblies

166

Transfer Roller Assembly

167

Transfer Guide

167

Cleaning Brush

168

Pressure Release Handles

169

Screw driver lifting point

169

Paper Handling PCA

170

Ribbon Cable

170

Top Margin Adjustment

171

Figure 6-25

172

Location of VR401

172

Main Gear Assembly

173

Main Motor Cables

173

Self-tapping Screws

173

Grounding Screw

173

Locating Tab

174

Engagement Arm

174

Pickup Gear Assembly

175

Location to Release Spring

176

Tray 2 Shaft Gear

176

Wire Clip

176

Tray 1 Pickup Solenoid

177

Power Cables

178

Formatter Assembly

179

Tray 1 Roller

180

Tray 2 Roller

181

Tab is behind this cam

181

Bushings

181

Paper Feed Roller Assembly

182

Machine Screws

186

Lock Washer/Grounding Wire

186

Long Screws

187

Power Supply PCA

188

DC Controller PCA

188

Paper Feed Belt Assembly

189

Use Caution

190

Tray 1 Shaft

191

Locking Tab

191

Tray 1 Shaft Gear

192

Tray 1 Release Tabs

192

Tray 2 Shaft

193

Release Tabs

193

Solenoid Arm

193

Direction to Orient Shaft

194

Tray 1 Lift Plate

195

Paper Sensor Flag Slot

195

Tray 1 Separation Pad

196

Paper Guide

197

Green Handles

197

End Pins

197

Paper Path Detect Sensor

198

Face Down Bin Full Sensor

199

Power Connection

201

Registration Assembly

202

Screw location

202

Alignment Tab

203

Stabilizer

203

Upper Delivery Assembly

204

Delivery Roller

204

Delivery Roller Removal

206

Lower Delivery Rollers

206

Laser Scanner Assembly

208

Main Motor

209

Toner Cartridge Guides

210

Leading Tab

210

Power Inlet Assembly

211

Grounding Wire Screw

211

A Locking Tabs

212

B Auxiliary covers

212

C Front cover

212

A Self-tapping screws

213

Tray Indicator Assembly

214

A Left Corner Cover screw

214

B Tray Indicator Assembly

214

A Tray Indicator Limit Tab

215

B Upper Limit Stop

215

C Lower Limit Stop

215

Paper Size Spring Assembly

216

A Paper Size Spring Assembly

216

D-Roller and Feed Roller

217

Gear Assembly and PCA

218

A Paper Size Switch PCA

218

B Small, Self-tapping Screws

218

C Machine Screws

218

Power Connector

219

Separation Roller

220

A Separation Roller

220

B Return Cover

220

Troubleshooting

222

Troubleshooting Process

223

Troubleshooting Process Flow

225

Preliminary Operating Checks

227

Power On

228

7-8 Troubleshooting

229

Table 7-3. No AC Power

229

Cause Action

229

Engine Test

230

Engine Test Button Location

231

Printing an Engine Test

231

Event Log

233

Figure 7-2

234

Event Log Page

234

Display the Event Log

235

Print the Event Log

235

Interpret the Event Log

235

Printer Messages

237

<number>

241

PROTECT=AUTO

249

HP LaserJet Printer Family

261

Paper Specifications Guide

261

Problem Action

262

Paper Path Test

263

Information Pages

264

7-44 Troubleshooting

265

Figure 7-4 Menu Map

265

Configuration Page

266

7-46 Troubleshooting

267

Figure 7-5 Configuration Page

267

Verify installed options

268

Image Quality

269

Image Defects

271

7-52 Troubleshooting

273

Possible Cause Action

273

7-56 Troubleshooting

277

Table 7-13. Character Voids

277

7-58 Troubleshooting

279

Table 7-15. Curl

279

7-60 Troubleshooting

281

Table 7-18. Dropouts

281

HP LaserJet Printer

282

7-62 Troubleshooting

283

7-64 Troubleshooting

285

7-66 Troubleshooting

287

Table 7-24. Loose Toner

287

7-68 Troubleshooting

289

Table 7-26. Skew

289

Table 7-27. Toner Smear

289

Repetitive Defect Ruler

293

Figure 7-6

294

Interface Troubleshooting

297

HP JetDirect

299

Reference Diagrams

300

7-80 Troubleshooting

301

Figure 7-10

302

250-sheet Paper Feeder

302

7-82 Troubleshooting

303

Figure 7-11 Tray 2 Paper Path

303

Figure 7-12

304

500-sheet Paper Feeder

304

7-84 Troubleshooting

305

Figure 7-14

306

7-86 Troubleshooting

307

Figure 7-15 Duplexing Unit

307

Figure 7-16

308

Sensors and Signals

309

Figure 7-18

310

7-90 Troubleshooting

311

Sensor Name

311

7-92 Troubleshooting

313

7-94 Troubleshooting

315

Figure 7-21 Motors

315

Figure 7-22

316

Motors (Duplexing unit)

316

7-96 Troubleshooting

317

Figure 7-23 Connectors

317

Figure 7-24

318

7-98 Troubleshooting

319

Figure 7-25 PCA’s

319

Figure 7-26

320

PCA (Duplexing Unit)

320

7-100 Troubleshooting

321

Figure 7-28

322

7-102 Troubleshooting

323

Figure 7-29 Switches

323

Figure 7-30

324

7-104 Troubleshooting

325

Figure 7-32

326

7-106 Troubleshooting

327

Figure 7-33

328

7-108 Troubleshooting

329

Figure 7-35

330

7-110 Troubleshooting

331

Parts and Diagrams

332

Ordering Parts

333

Ordering Consumables

333

Accessories and Supplies

335

8-6 Parts and Diagrams

337

Description Part No

337

Table 8-3. Replaceable Cables

337

Illustrations and Parts Lists

338

(English)

343

Assembly

344

8-28 Parts and Diagrams

359

2 RB2-2037-000CN 1 Tray Cover

362

3 RH7-1356-000CN 1 Main Motor

364

1 RH2-5337-000CN 1 Flat Cable

367

Table 8-22. 500-sheet Feeder

370

Table 8-23. 500-sheet Feeder

372

Alphabetical Parts List

373

8-44 Parts and Diagrams

375

8-46 Parts and Diagrams

377

Numerical Parts List

378

8-48 Parts and Diagrams

379

8-50 Parts and Diagrams

381

8-52 Parts and Diagrams

383

Index 4

387

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