HP Color LaserJet 4730 Multifunction Printer series - Manual (Page 15)

To upgrade the firmware on a network connection by using
FTP ..................................................................................................218
Using HP Web Jetadmin to upgrade the firmware ...........................................219
Using MS-DOS commands to upgrade the firmware .......................................220
Using the HP Jetdirect firmware .......................................................................................220
Managing print cartridges ..................................................................................................................221
HP print cartridges ............................................................................................................221
Non-HP print cartridges ....................................................................................................221
Print cartridge authentication ............................................................................................221
HP fraud hotline ................................................................................................................221
Print cartridge storage ......................................................................................................222
Print cartridge life expectancy ...........................................................................................222
Checking the print cartridge life ........................................................................................222
Using the MFP control panel ............................................................................222
Using the embedded Web server .....................................................................222
Using HP Easy Printer Care Software .............................................................222
Using HP Web Jetadmin ..................................................................................222
Changing print cartridges ..................................................................................................223
To replace the print cartridge ...........................................................................223
Replacing supplies ............................................................................................................................227
Locating supplies ..............................................................................................................227
Supply replacement guidelines .........................................................................................227
Making room around the MFP for replacing supplies .......................................................228
Approximate replacement intervals for supplies ...............................................................228
Performing preventive maintenance ..................................................................................................229
ADF maintenance kit ........................................................................................................229
Cleaning the MFP ..............................................................................................................................230
Cleaning the outside of the MFP ......................................................................................230
Cleaning the touchscreen .................................................................................................230
To clean the scanner glass ...............................................................................................230
Cleaning the ADF delivery system ....................................................................................231
To clean the ADF delivery system ...................................................................231
To clean the ADF rollers ..................................................................................232
Cleaning the mylar strip ....................................................................................................235
To clean the mylar strip ....................................................................................235
Calibrating the scanner .....................................................................................................................237
To print the calibration target ............................................................................................237
12 Solving problems
Solving general problems ..................................................................................................................240
Troubleshooting checklist .................................................................................................240
Determining MFP problems ...............................................................................................................242
Troubleshooting information pages ...................................................................................................243
Configuration page ...........................................................................................................243
Paper path test page ........................................................................................................243
Registration page ..............................................................................................................243
Event log ...........................................................................................................................244
Control panel message types ............................................................................................................245
Status messages ..............................................................................................................245
Warning messages ...........................................................................................................245
ENWW xiii