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Brother Manuals
Printer
HL-1850
Service manual
Paper Jams - Brother HL-1850 Service Manual
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Also See for HL-1850
Service manual
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303 pages
Quick setup manual
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2 pages
Guide d'installation rapide
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2 pages
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Table of Contents
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Go
Page 1 - Service manual
Page 2
Page 3
Page 4 - Table Of Contents
Page 5
Page 6
Page 7
Page 8
Page 9
Page 10 - REGULATION
Page 11
Page 12 - SAFETY INFORMATION
Page 13
Page 14
Page 15
Page 16 - CHAPTER 1 GENERAL
Page 17
Page 18 - OVERVIEW
Page 19 - SPECIFICATIONS
Page 20 - Functions
Page 21 - Electrical and Mechanical
Page 22 - Network
Page 23 - Paper
Page 24
Page 25 - Paper cassette capacity
Page 26 - PCL5e/EPSON/IBM emulation
Page 27
Page 28
Page 29 - PCL6/BR-Script3 emulation
Page 30 - CHAPTER 2 INSTALLATION AND BASIC OPERATI...
Page 31 - UNPACKING
Page 32 - INSTALL THE PRINTER
Page 33 - Install the drum unit assembly
Page 34 - Print a test page
Page 35 - For Windows ® Users
Page 36
Page 37
Page 38
Page 39 - For Macintosh Users
Page 40
Page 41 - PRINTING METHODS
Page 42
Page 43 - Printing on envelopes (Face up printing)
Page 44 - Printing on label, transparency, etc
Page 45
Page 46
Page 47 - Printing to the Face up Output Tray (Fac...
Page 48
Page 49 - Manual Feed
Page 50 - CONTROL PANEL OPERATION
Page 51 - Panel Switches Functions
Page 52 - Reprint switch
Page 53
Page 54
Page 55 - Switch
Page 56 - Backlights
Page 57 - Printer status messages
Page 58 - How to Use the Control Panel
Page 59 - Control Panel Setting Menu
Page 60 - Information
Page 61 - Quality
Page 62 - Print menu
Page 63
Page 64
Page 65
Page 66 - Network
Page 67 - Reset menu
Page 68 - 5.5.10 About emulation modes
Page 69
Page 70
Page 71
Page 72
Page 73 - Other Control Features
Page 74 - NETWORK BOARD OPERATION
Page 75
Page 76 - Functions
Page 77
Page 78 - CHAPTER 3 THEORY OF OPERATION
Page 79 - Main PCB Block Diagram
Page 80 - Main PCB
Page 81
Page 82
Page 83 - ROM
Page 84 - Flash ROM
Page 85 - SDRAM
Page 86
Page 87 - Optional RAM
Page 88 - PCI bus
Page 89 - EEPROM
Page 90 - Engine I/O
Page 91
Page 92 - Engine PCB
Page 93 - Power Supply
Page 94 - High-voltage Power Supply
Page 95
Page 96
Page 97 - Paper Transfer
Page 98
Page 99 - Paper eject
Page 100 - Sensors
Page 101
Page 102 - DX tray sensor / DX paper size sensor
Page 103 - Cassette sensor / Paper empty sensor
Page 104 - Drum Unit
Page 105 - Exposure stage
Page 106 - Developing
Page 107 - Fixing stage
Page 108 - CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY
Page 109
Page 110 - DISASSEMBLY FLOW
Page 111 - DISASSEMBLY PROCEDURE
Page 112 - Paper Cassette
Page 113
Page 114
Page 115
Page 116
Page 117
Page 118
Page 119 - Network Board (For HL-1870N only)
Page 120 - Top Cover
Page 121
Page 122
Page 123
Page 124 - DX Feed ASSY
Page 125
Page 126
Page 127
Page 128 - Rear Cover
Page 129
Page 130 - Rear Cover R & L / Side Cover R & L
Page 131
Page 132 - MP Cover ASSY
Page 133
Page 134 - Process Unit Cover ASSY
Page 135 - Laser Unit
Page 136 - Fixing Unit
Page 137
Page 138
Page 139
Page 140
Page 141
Page 142
Page 143
Page 144
Page 145
Page 146
Page 147
Page 148
Page 149
Page 150 - Paper Pick-up Roller ASSY
Page 151 - Feed MP Unit
Page 152
Page 153 - Drive Unit
Page 154
Page 155
Page 156
Page 157
Page 158
Page 159 - Low-voltage Power Supply PCB ASSY
Page 160
Page 161 - Main PCB ASSY
Page 162
Page 163 - Base Plate
Page 164
Page 165 - DX Sensor PCB ASSY
Page 166 - Toner Sensor PCB Unit (Light Reception)
Page 167
Page 168 - Paper Feed Roller ASSY
Page 169
Page 170
Page 171 - Exit Roller Unit
Page 172
Page 173
Page 174 - 3.27 Harness Winding Form
Page 175 - PACKING
Page 176 - CHAPTER 5 PERIODIC MAINTENANCE
Page 177 - Toner Cartridge
Page 178
Page 179
Page 180 - PERIODICAL REPLACEMENT PARTS
Page 181 - PERIODICAL CLEANING
Page 182 - Cleaning the Scanner Window
Page 183 - Cleaning the Electrical Terminals
Page 184 - MTBF / MTTR
Page 185 - CHAPTER 6 TROUBLESHOOTING
Page 186 - Warnings for Maintenance Work
Page 187
Page 188 - OPERATOR CALLS & SERVICE CALLS
Page 189
Page 190 - Service Calls
Page 191
Page 192
Page 193
Page 194 - PAPER PROBLEMS
Page 195 - Paper Jams
Page 196 - Clearing jammed paper
Page 197
Page 198
Page 199 - Paper Jams
Page 200
Page 201
Page 202
Page 203
Page 204
Page 205
Page 206 - Causes & countermeasures
Page 207 - Paper Feeding Problems
Page 208
Page 209
Page 210 - SOFTWARE SETTING PROBLEMS
Page 211
Page 212
Page 213 - MALFUNCTIONS
Page 214
Page 215
Page 216
Page 217
Page 218
Page 219 - IMAGE DEFECTS
Page 220 - Troubleshooting Image Defect
Page 221
Page 222
Page 223
Page 224
Page 225
Page 226
Page 227
Page 228
Page 229
Page 230
Page 231
Page 232
Page 233
Page 234
Page 235
Page 236
Page 237
Page 238
Page 239 - Location of Grounding Contacts
Page 240 - INCORRECT PRINTOUT
Page 241
Page 242
Page 243 - NETWORK PROBLEM
Page 244 - Intermittent Problem
Page 245 - TCP/IP Troubleshooting
Page 246 - Windows NT/LAN Server (TCP/IP) Troublesh...
Page 247 - Windows 95/98/Me (or later) Peer to Peer...
Page 248 - Novell Netware Troubleshooting
Page 249 - Apple TCP/IP Printing (System 8.6 or lat...
Page 250 - INSPECTION MODE
Page 251 - Sensor Check Mode
Page 252
Page 253
Page 254 - CHAPTER 7 HIDDEN FUNCTIONS
Page 255 - PROFESSIONAL MENU MODE
Page 256
Page 257
Page 258
Page 259
Page 260
Page 261
Page 262
Page 263 - Function Table
Page 264
Page 265
Page 266 - OTHER HIDDEN FUNCTION MENUS
Page 267
Page 268 - CONNECTION DIAGRAM, HL-1850/1870N
Page 269 - MAIN PCB CIRCUIT DIAGRAM, HL-1850/1870N ...
Page 270 - MAIN PCB CIRCUIT DIAGRAM, HL-1850/1870N ...
Page 271 - MAIN PCB CIRCUIT DIAGRAM, HL-1850/1870N ...
Page 272 - MAIN PCB CIRCUIT DIAGRAM, HL-1850/1870N ...
Page 273 - MAIN PCB CIRCUIT DIAGRAM, HL-1850/1870N ...
Page 274 - MAIN PCB CIRCUIT DIAGRAM, HL-1850/1870N ...
Page 275 - ENGINE PCB CIRCUIT DIAGRAM, HL-1850/1870...
Page 276 - ENGINE PCB CIRCUIT DIAGRAM, HL-1850/1870...
Page 277 - NETWORK BOARD PCB CIRCUIT DIAGRAM, HL-18...
Page 278 - LOW-VOLTAGE POWER SUPPLY PCB CIRCUIT DIA...
Page 279 - LOW-VOLTAGE POWER SUPPLY PCB CIRCUIT DIA...
Page 280 - HIGH-VOLTAGE POWER SUPPLY PCB CIRCUIT DI...
Page 281 - SERIAL NO. DESCRIPTIONS
Page 282
Page 283 - DIAMETER / CIRCUMFERENCE OF ROLLERS
Page 284 - PRINT SPEEDS WITH VARIOUS SETTINGS
Page 285 - HOW TO KNOW DRUM UNIT LIFE & PAGE COUNTE...
Page 286
Page 287
Page 288
Page 289
Page 290 - HOW TO USE THE SELF-DIAGNOSTICS TOOLS
Page 291
Page 292
Page 293 - Printer information
Page 294 - NVRAM DEFAULT VALUE
Page 295 - PAPER CASSETTE INFORMATION (FOR EUROPE O...
Page 296 - GUIDELINES FOR LEAD FREE SOLDER (MAIN PC...
Page 297
Page 298
Page 299 - HOW TO REWRITE HL-1850/1870N FLASH ROM
Page 300
Page 301
Page 302
/
302
Contents
Table of Contents
Troubleshooting
Bookmarks
Advertisement
3.2
Paper Jams
•
If paper jams in the printer, it will stop printing and display the following messages on the
LCD display.
JAM TRAY1
JAM TRAY2
JAM MP TRAY
PAPER JAM
•
The shaded areas in the Fig. 6-1 below show the location of the jammed paper.
•
Check the jam location and follow the instructions to remove the jammed paper.
subsection 3.2.1 Clearing jammed paper
•
After you have followed the instructions, the printer will automatically resume printing.
JAM TRAY 1
JAM TRAY 2
JAM MP TRAY
PAPER JAM
If the PAPER JAM error message appears, there are several possible places that the paper
could have jammed.
Refer to PAPER JAM section in this Chapter for more information.
Fig. 6-1
6-11
JAM INSIDE
JAM REAR
JAM DUPLEX
in this Chapter.
JAM INSIDE
JAM REAR
JAM DUPLEX
HL-1850/1870N SERVICE MANUAL
Refer to
Table of
Contents
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Table of Contents
Troubleshooting
CHAPTER 6 TROUBLESHOOTING
185
Troubleshooting Image Defect
220
TCP/IP Troubleshooting
245
Windows NT/LAN Server (TCP/IP) Troubleshooting
246
Windows 95/98/Me (or later) Peer to Peer (HP JetAdmin Compatible Method) Troubleshooting
247
Novell Netware Troubleshooting
248
Apple TCP/IP Printing (System 8.6 or later)
249
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This manual is also suitable for:
Hl-1870n
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