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Changing the automatic document feeder (ADF) pickup roller assembly ............................197
To change the ADF pickup roller assembly ...................................................................197
Cleaning the automatic document feeder (ADF) pickup roller assembly .............................199
To clean the ADF pickup roller assembly .......................................................................199
13 Managing supplies
Checking status and ordering supplies .................................................................................202
To check status and order supplies by using the control panel .....................................202
To check status and order supplies by using HP Toolbox .............................................202
Storing supplies .....................................................................................................................203
Replacing and recycling supplies ..........................................................................................204
HP policy on non-HP supplies ..............................................................................................205
Resetting the printer for non-HP supplies ......................................................................205
HP fraud hotline ....................................................................................................................206
Changing a print cartridge .....................................................................................................207
To replace a print cartridge .............................................................................................207
Changing the imaging drum ..................................................................................................209
To change the imaging drum ..........................................................................................209
14 Troubleshooting
Support strategy ....................................................................................................................212
Troubleshooting process .......................................................................................................213
Troubleshooting checklist ...............................................................................................213
Control panel messages .......................................................................................................217
Alert and warning messages ..........................................................................................217
Critical error messages ...................................................................................................225
Clearing jams ........................................................................................................................228
Media jams occur in the device ......................................................................................228
Media jams occur in the automatic document feeder (ADF) ..........................................231
Print problems .......................................................................................................................234
Print quality problems .....................................................................................................234
Media-handling problems ...............................................................................................243
Performance problems ...................................................................................................245
Scan problems ......................................................................................................................247
Solving scanned image problems ..................................................................................247
Scan quality problems ....................................................................................................249
Copy problems ......................................................................................................................251
Preventing problems .......................................................................................................251
Image problems ..............................................................................................................251
Media-handling problems ...............................................................................................252
Performance problems ...................................................................................................254
Fax problems ........................................................................................................................256
Problems receiving faxes ...............................................................................................256
Problems sending faxes .................................................................................................259
Voice call problems ........................................................................................................261
Media-handling problems ...............................................................................................261
Performance problems ...................................................................................................263
Memory card problems .........................................................................................................264
Missing or wrong files .....................................................................................................264
Index page not printing ...................................................................................................264
Proof sheet not printing ..................................................................................................264
Proof sheet not scanning ................................................................................................265
Issues with photo printing ...............................................................................................265
Troubleshooting tools ............................................................................................................268
Device pages and reports ...............................................................................................268
ENWW xiii