Troubleshooting flowchart ................................................................................................................ 193 Step 1: Does READY appear on the control-panel display? ........................................... 193 Step 2: Can you print a configuration page? ................................................................... 193 Step 3: Can you print from a program? .......................................................................... 194 Step 4: Does the job print as expected? .......................................................................... 195 Step 5: Does the printer select the trays?
........................................................................ 196 Solving general printing problems .................................................................................................... 198 Control-panel message types ........................................................................................................... 201 Control-panel messages .................................................................................................................. 202 Replacement-parts configuration .....................................................................................................
220 Formatter and DC controller ............................................................................................ 220 Formatter (new) ............................................................................................................... 220 DC controller (new or previously installed in another printer) .......................................... 220 Formatter ......................................................................................................................... 220 Guidelines for using paper ...............................................................................................................
221 Printing special pages ...................................................................................................................... 222 Data collection .................................................................................................................................. 223 General paper-path troubleshooting ................................................................................................. 224 Paper-path checklist ........................................................................................................ 224 Jams in tray 1 ..................................................................................................................
225 Jams in tray 2 or the optional 500-sheet feeder .............................................................. 225 Common causes of jams .................................................................................................................. 226 Jam locations ................................................................................................................................... 227 Jam recovery ................................................................................................................... 229 Clearing jams ...................................................................................................................................
230 Clearing jams from the input-tray areas ........................................................................... 230 Clearing jams from the print-cartridge area ..................................................................... 231 Clearing jams from the output-bin areas .......................................................................... 233 Clearing jams from the optional duplexer ........................................................................ 235 Solving repeated jams .....................................................................................................
236 Troubleshooting print-quality problems ............................................................................................ 238 Print-quality problems associated with media .................................................................. 238 Print-quality problems associated with the environment .................................................. 238 Print-quality problems associated with jams .................................................................... 238 Image-defect examples ...................................................................................................
238 Light print (partial page) .................................................................................................. 240 Light print (entire page) .................................................................................................... 240 Specks ............................................................................................................................. 241 Dropouts .......................................................................................................................... 241 Lines ................................................................................................................................
242 Gray background ............................................................................................................. 242 Toner smear .................................................................................................................... 243 Loose toner ...................................................................................................................... 243 Repeating defects ............................................................................................................ 244 Repeating image ..............................................................................................................
244 Misformed characters ...................................................................................................... 244 Page skew ....................................................................................................................... 245 Curl or wave ..................................................................................................................... 245 Wrinkles or creases ........................................................................................................ 246 Vertical white lines ........................................................................................................... 246 ENWW vii