HP color laserjet 2550 series 서비스 매뉴얼
6
Troubleshooting
Chapter contents
Chapter contents....................................................................................................................167
Basic troubleshooting ............................................................................................................169
Clearing jams ........................................................................................................................171
Basic troubleshooting ............................................................................................................169
Clearing jams ........................................................................................................................171
Where to look for jams ....................................................................................................171
To clear jams from inside the printer ..............................................................................171
To clear jams from input areas .......................................................................................172
To clear jams from output areas .....................................................................................174
To clear jams from inside the printer ..............................................................................171
To clear jams from input areas .......................................................................................172
To clear jams from output areas .....................................................................................174
Supplies Status lights .....................................................................................................177
Printer Status lights ........................................................................................................182
Printer Status lights ........................................................................................................182
Print-quality checklist ......................................................................................................190
Solving image-quality problems (all print jobs) ...............................................................190
Solving image-quality problems (color print jobs) ..........................................................200
Solving image-quality problems (all print jobs) ...............................................................190
Solving image-quality problems (color print jobs) ..........................................................200
Troubleshooting checklist ...............................................................................................206
Checking the network .....................................................................................................207
Solving general printing problems ..................................................................................207
Solving PostScript (PS) errors ........................................................................................212
Solving common Macintosh problems ............................................................................213
Manually rotating the print-cartridge carousel ................................................................216
Checking the network .....................................................................................................207
Solving general printing problems ..................................................................................207
Solving PostScript (PS) errors ........................................................................................212
Solving common Macintosh problems ............................................................................213
Manually rotating the print-cartridge carousel ................................................................216
Engine test ......................................................................................................................218
High-voltage power-supply check ..................................................................................219
Paper-path check ...........................................................................................................219
High-voltage power-supply check ..................................................................................219
Paper-path check ...........................................................................................................219
Cold reset .......................................................................................................................221
NVRAM initializer ............................................................................................................221
Error report......................................................................................................................222
Super NVRAM initialization.............................................................................................222
Network card cold reset...................................................................................................222
Using PJL commands .....................................................................................................223
NVRAM initializer ............................................................................................................221
Error report......................................................................................................................222
Super NVRAM initialization.............................................................................................222
Network card cold reset...................................................................................................222
Using PJL commands .....................................................................................................223
Demo page .....................................................................................................................225
Configuration page .........................................................................................................225
Supplies Status page ......................................................................................................226
Repetitive image defects ................................................................................................227
Configuration page .........................................................................................................225
Supplies Status page ......................................................................................................226
Repetitive image defects ................................................................................................227
ENWW
Chapter contents
167