HP 2820 Service Manual - Page 433

control panel 244 Low cartridge 68 middle frame assembly, diagrams and part numbers 360 minimum installation 17 model number 7 models 2 motors carousel-engagement, removing 223 diagrams 79 error messages 254 fuser, removing 222 print cartridge 102 removing 196 tray 2 83 multipurpose roller cover, removing 168 N Network Settings tab, HP Toolbox 57 New Zealand telecom statements 34 no dial tone 249 No images error message 251 No paper pickup, troubleshooting 251 No Proof Sheet error message 252 noise specifications 20 noise, normal operations 72 non-HP supplies 69 O off-hook 110 on-hook 110 on/off switch, locating 6 online help, drivers 15 online support 334 operating environment specifications 20, 42 operating systems supported 12 operations ADF 105 clutches 87 E-label 103 engine control system 76 fans 79 fax 107 image formation process 93 image formation system 91 jam detection 84 motors 79 optical system 104 paper trays 83 pickup and feed system 81 power-on 78 print cartridges 102 printed circuit assemblies (PCAs) 89 sensors and switches 85 sequences 76 solenoids 87 timing chart 320 optical system operations 104 ordering parts 334 supplies 69, 334 originals, loading ADF 51 flatbed scanner 50 OS/2 support 13 output bins jams, clearing 258 locating 6 using 47 output quality cleaning page, printing 65 copy, troubleshooting 280 print, troubleshooting 263, 264 scans, troubleshooting 276, 277 specifications 4 P Page too complex error message 252 pages blank 274 not printing 274 printing slowly 274 skewed 268, 273 pages per minute 2, 4, 25 paper ADF feeding operations 105 ADF, sizes supported 287 curled, troubleshooting 268, 319 jams 256 loading trays 48 long 48 output paths 47 selecting 24 specifications 23, 25 troubleshooting 272, 282 wrinkled 269 paper input trays. See trays paper jams. See jams paper path ADF feeding operations 105 cleaning 318 paper-path test 299 paper-present sensor, ADF 106 paper-top sensor, removing 218 parts ordering 334 removing and replacing 114, 116 PCAs (printed circuit assemblies) 89, 380 PCL drivers features 4 operating systems supported 13 PDEs, Macintosh 16 personalities, included 4 phone numbers fraud hotline 70 ordering supplies 334 Photos Not Found error message 252 photos, troubleshooting index page 291 memory cards 291 printing 293 scanning 276 photosensors density, removing 167 diagrams 85 error messages 255 fuser-wrap, removing 219 jam detection 84 paper-top, removing 218 pickup and feed system 81 top-of-page, removing 167 tray 2 83 waste toner, replacing 195 physical specifications 19, 42 pickup and feed system ENWW Index 421