Dell 3335DN Specifications Page 232
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- Table of contents
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Printhead removal
1. Remove the top cover. See “Top cover assembly removal” on page 4-80.
2. Remove the right side cover. See “Right side cover removal” on page 4-77.
3. Disconnect the two cables (A), and unroute them back through the frame toward the printhead.
4. Remove the three screws (B).
Note: Use a pencil to mark the screw locations of the printhead on the metal frame. Align the new printhead
relative to the location of the old printhead. See “Printhead assembly mechanical adjustment” on page 3-39.
5. Remove the printhead.
A
B
- 1
- 1
- Table of contents 3
- Service Manual 10
- Laser notice 11
- Avvertenze sui prodotti laser 11
- Avisos sobre el láser 12
- Declaração sobre Laser 12
- Laserinformatie 12
- Lasermeddelelse 12
- Laserilmoitus 13
- Huomautus laserlaitteesta 13
- Laser-notis 13
- Laser-melding 13
- Avís sobre el Làser 14
- Lithium warning 17
- Safety information 17
- Consignes de sécurité 17
- Norme di sicurezza 17
- Sicherheitshinweise 18
- Pautas de Seguridad 18
- Informações de Segurança 18
- Informació de Seguretat 19
- Conventions 20
- 1. General information 21
- Print engine specifications 22
- Environment 23
- Dimensions 23
- 1-4 Service Manual 24
- Types of print media 25
- Media guidelines 26
- 1-8 Service Manual 28
- General specifications 29
- Reduce / Enlarge 31
- Fax specifications 32
- Acronyms 34
- 1-16 Service Manual 36
- 2. Diagnostics information 37
- Symptom tables 38
- Printer symptom table 39
- 2-4 Service Manual 40
- 2-6 Service Manual 42
- Understanding the home screen 43
- 2-8 Service Manual 44
- Sample touch screen 45
- Other touch-screen buttons 46
- Diagram of the printer menus 48
- Messages and error codes 49
- 2-14 Service Manual 50
- 2-16 Service Manual 52
- 2-18 Service Manual 54
- . Contact the second level 55
- Cartridge error messages 56
- 2-22 Service Manual 58
- 2-24 Service Manual 60
- Service error codes 62
- 2-28 Service Manual 64
- 2-30 Service Manual 66
- Fax error codes 67
- 2-32 Service Manual 68
- 2-34 Service Manual 70
- Service checks 71
- Engine board service check 72
- Card reader service check 73
- Cooling fan service check 73
- Dead machine service check 74
- Fuser service check 75
- LVPS/HVPS service check 75
- Main motor service check 76
- Networking service check 77
- 2-42 Service Manual 78
- Operator panel service check 79
- Paper feed service checks 79
- 2-44 Service Manual 80
- Media never picks 80
- Media skews 81
- Option card service check 82
- USB port service check 82
- Print quality service checks 83
- 2-48 Service Manual 84
- Black page 84
- Heavy background 84
- Poor fusing of image 85
- 2-50 Service Manual 86
- Light print 86
- Toner on back of page 86
- 2-52 Service Manual 88
- • Computer 89
- • Software program 89
- Printhead service check 90
- Transfer roll service check 90
- Tray 2 service check 91
- 840.xx service check 91
- 2-56 Service Manual 92
- CCD service check 93
- Flatbed motor service check 93
- 2-58 Service Manual 94
- ADF cover open service check 95
- ADF streak service check 95
- ADF paper jam service check 96
- ADF feed errors service check 97
- ADF Duplex service check 98
- 2-64 Service Manual 100
- Fax reception service check 102
- 3. Diagnostic aids 105
- Available menus 106
- Reset Maintenance Counter 107
- Print Quality Pages 108
- Panel Menus 108
- USB Scan to Local 108
- PPDS Emulation 109
- Download Emuls 109
- Factory Defaults 110
- Energy Conserve 110
- Min Copy Memory 110
- Num Pad Job Assist 111
- Format Fax Storage 111
- Fax Storage Location 111
- ADF Edge Erase 111
- FB Edge Erase 111
- Scanner Manual Registration 112
- Disable Scanner 113
- Paper Prompts 113
- Envelope Prompts 113
- Action For Prompts 113
- POWER OFF 114
- LES Applications 119
- Key Repeat Initial Delay 119
- Key Repeat Rate 119
- Wiper Message 119
- Clear Custom Status 120
- USB Speed 120
- Diagnostics menu 121
- Registration (printer) 122
- Print Tests 124
- Hardware Tests 125
- USB HS Test Mode 127
- Duplex Tests 128
- Input Tray Tests 130
- Output bin tests 131
- Base Sensor Test 132
- DEVICE TESTS 132
- PRINTER SETUP 133
- EP SETUP 135
- EVENT LOG 136
- Dell 3333dn (s/n xxxxxxxxx) 137
- Scanner Tests 138
- 3-36 Service Manual 140
- Exit Diagnostics 141
- Printhead 143
- 3-40 Service Manual 144
- Paper jams 146
- Diagnostic aids 3-43 147
- 3-44 Service Manual 148
- 200 and 201 paper jams 148
- 2. Remove the paper jam 148
- 4. Remove the jam 149
- 6. Remove the jam 149
- 4. Close the rear door 151
- 5. Close the front door 151
- 6. Touch Continue 151
- 251 paper jam 155
- 5. Remove the jammed media 157
- 3-54 Service Manual 158
- 8. Close the ADF top cover 158
- 2. Touch Continue 158
- 1. Remove the ADF input tray 159
- 4. Touch Continue 159
- 3-56 Service Manual 160
- 4. Repair information 161
- Removal procedures 162
- ACM pick tire roller removal 163
- Card reader removal 165
- Card reader cable removal 167
- Controller board removal 168
- Controller board shield 171
- Repair information 4-13 173
- Controller board cage 174
- Controller board fan 174
- Engine board removal 175
- Cover open sensor 176
- Door mount removal 177
- 9. Remove the door mounts 178
- Duplex removal 179
- 6. Remove the duplex 180
- 9. Remove the gear (H) 183
- Fan removal 184
- Front access door removal 185
- Fuser removal 188
- Repair information 4-29 189
- Disconnect the AC cable (C) 189
- 8. Remove the fuser 190
- Scanner front cover removal 191
- Left side cover removal 193
- Lower front cover removal 195
- LVPS/HVPS removal 197
- Main motor gear drive removal 200
- Repair information 4-41 201
- Manual feed clutch removal 202
- Repair information 4-43 203
- Manual feed solenoid removal 204
- Repair information 4-45 205
- Media ACM ASM feeder removal 207
- Repair information 4-49 209
- Repair information 4-51 211
- Remove the e-clip (B) 211
- Media manual input sensor 212
- Multipurpose feeder removal 215
- Repair information 4-57 217
- Repair information 4-59 219
- Nameplate cover removal 221
- Operator panel keypad removal 222
- Display bezel 224
- UICC cable removal 225
- Repair information 4-67 227
- Tub assembly removal 230
- Printhead removal 232
- Mid rear cover removal 233
- Open the rear door 234
- Right side cover removal 237
- 8. Open the front door 238
- Toner level sensor removal 239
- Top cover assembly removal 240
- Transfer roll removal 241
- Open the front access door 242
- Remove the upper front guide 242
- Repair information 4-83 243
- Imaging component removals 245
- Flatbed removal 246
- Repair information 4-87 247
- Scanner assembly removal 248
- Repair information 4-89 249
- Repair information 4-91 251
- ADF separator pad 255
- ADF separator roll assembly 256
- Kickstand removal 257
- ADF cable removal 259
- Left scanner cover removal 260
- Right scanner cover removal 261
- 8. Insert the thumbscrew 264
- Printer hard disk removal 266
- Repair information 4-109 269
- Fax card installation 270
- Repair information 4-111 271
- 5. Locations and connections 273
- Rear view 274
- Print engine paperpath 275
- Main boards 276
- Engine board 277
- 5-6 Service Manual 278
- 5-8 Service Manual 280
- 6. Preventive maintenance 281
- 6-2 Service Manual 282
- 7. Parts Catalog 283
- Assembly 1: Covers 284
- Assembly 1: Covers 285
- Assembly 2: Imaging 286
- Assembly 2: Imaging 287
- Assembly 3: Tray assemblies 288
- Assembly 3: Tray assemblies 289
- Assembly 4: Electronics 290
- Assembly 4: Electronics 291
- Assembly 5: Frame 292
- Assembly 5: Frame 293
- Assembly 6: Options 294
- Assembly 7: Power cords 295
- 7-14 Service Manual 296
- Numerics 297
- I-2 Service Manual 298
- I-4 Service Manual 300
- Part number index 301
- I-6 Service Manual 302
- I-8 Service Manual 304
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