Troubleshooting flowchart ................................................................................................. 209
1. Does the control-panel display show READY? ........................................... 209
2. Can you print a configuration page? ............................................................ 210
3. Does the device copy? ................................................................................. 211
4. Does the device send a fax? ........................................................................ 212
5. Does the device receive a fax? .................................................................... 213
6. Can you print from a program? .................................................................... 214
7. Does the job print as expected? .................................................................. 215
8. Does the device select the correct trays? .................................................... 216
Control-panel messages .................................................................................................................... 217
Control-panel message types ........................................................................................... 217
Resolve control-panel messages ..................................................................................... 217
Clear jams .......................................................................................................................................... 234
Common causes of jams .................................................................................................. 234
Jam locations .................................................................................................................... 236
Jam detection .................................................................................................................... 237
Clear jams from the ADF .................................................................................................. 238
Clear jams from the print-cartridge area ........................................................................... 240
Clear jams from the input-tray areas ................................................................................ 241
Clear jams from the duplexer ............................................................................................ 243
Clear jams from the output-bin areas ............................................................................... 244
Interface troubleshooting ................................................................................................................... 246
Communications checks ................................................................................................... 246
LAN hardware test ............................................................................................................ 246
Service mode functions ..................................................................................................................... 247
Boot-up key sequences .................................................................................................... 247
Low-level boot-up key sequence for selecting a language, performing a
cold reset, and enabling and disabling embedded LAN .................................. 248
Medium-level boot-up key sequence for initializing disks ................................ 248
High-level boot-up key sequence for NVRAM initialization and skipping
disk-load and calibration .................................................................................. 248
Service menu .................................................................................................................... 249
Service ID ......................................................................................................................... 250
Restore the service ID ...................................................................................... 250
Convert the service ID to an actual date .......................................................... 250
Troubleshooting tools ........................................................................................................................ 251
Control-panel menus ........................................................................................................ 251
Print Quality menu ............................................................................................ 251
Troubleshooting menu ..................................................................................... 252
Test pages ........................................................................................................................ 254
Engine-test page .............................................................................................. 254
Formatter test page .......................................................................................... 255
Embedded Web server ..................................................................................................... 255
Gaining access to the embedded Web server ................................................. 256
Information tab ................................................................................. 256
Settings tab ...................................................................................... 256
Networking tab ................................................................................. 257
Other links ....................................................................................... 258
Image defect ruler ............................................................................................................. 259
Firmware updates and recovery ........................................................................................................ 260
ENWW vii
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