79 Service error ..................................................................................... 159
Black cartridge low ................................................................................ 160
Black cartridge very low ......................................................................... 160
Cleaning ............................................................................................... 160
Device error, press OK ........................................................................... 160
Door open ............................................................................................. 161
Genuine HP supply installed .................................................................... 161
Incompatible black ................................................................................. 161
Install black cartridge ............................................................................. 161
Invalid driver Press [OK] ......................................................................... 161
Jam in Tray 1, Clear jam and then press OK ............................................. 162
Load Tray 1 <TYPE> <SIZE>, Press OK to use available media .................... 162
Load Tray 1, <PLAIN> <SIZE> / Cleaning mode, OK to start ...................... 162
Load tray <X> Press [OK] for available media ........................................... 162
Load tray <X> <TYPE> <SIZE> ................................................................. 162
Manual Duplex Load Tray 1, Press OK ..................................................... 163
Manual feed <SIZE> <TYPE>, Press OK to use available media ................... 163
Memory is low. Press OK. ....................................................................... 163
Misprint, Press OK ................................................................................. 163
Print failure, press OK. If error repeats, turn off then on. .............................. 164
Rear door open ..................................................................................... 164
Remove shipping material from toner cartridge .......................................... 164
Replace black cartridge .......................................................................... 164
Unexpected size in tray <X> Load <size> Press [OK] .................................. 164
Unsupported black cartridge Press [OK] to continue ................................... 165
Used black cartridge is installed Press [OK] to continue .............................. 165
Paper feeds incorrectly or becomes jammed ............................................................................ 166
The product does not pick up paper ........................................................................ 166
The product picks up multiple sheets of paper ........................................................... 166
Prevent paper jams ................................................................................................ 166
Clear jams .......................................................................................................................... 167
Jam locations ........................................................................................................ 167
Clear jams from the document feeder ...................................................................... 168
Clear a jam in Tray 1 ............................................................................................ 169
Clear a jam in Tray 2 ............................................................................................ 171
Clear a jam in optional Tray 3 ................................................................................ 173
Clear jams from the output bin ................................................................................ 174
Clear a jam in the duplexer area ............................................................................ 174
Clear a jam in the fuser area .................................................................................. 175
Improve print quality ............................................................................................................. 177
Check the paper type setting (Windows) .................................................................. 177
x ENWW