Service Manual
Page 21
...Face-down delivery assembly removal 222 Laser/scanner assembly removal 223 Image drive assembly removal 224 Developing engaging drive assembly removal 225 Pick-up/feed assembly removal (1 of 13 226 Pick-up/feed assembly removal (2 of 13 226 Pick-up/feed assembly removal (3 of... location 236 Tray 1 pick-up roller removal 237 Tray 1 separation pad removal 237 Tray 2 pick-up roller removal 238 Tray 2 separation pad removal 238 Secondary transfer charging roller removal 239 Feed guide unit removal (1 of 2 240 Feed guide removal (2 of 2 241 Feed guide/printer drive shaft connection 241...
...Face-down delivery assembly removal 222 Laser/scanner assembly removal 223 Image drive assembly removal 224 Developing engaging drive assembly removal 225 Pick-up/feed assembly removal (1 of 13 226 Pick-up/feed assembly removal (2 of 13 226 Pick-up/feed assembly removal (3 of... location 236 Tray 1 pick-up roller removal 237 Tray 1 separation pad removal 237 Tray 2 pick-up roller removal 238 Tray 2 separation pad removal 238 Secondary transfer charging roller removal 239 Feed guide unit removal (1 of 2 240 Feed guide removal (2 of 2 241 Feed guide/printer drive shaft connection 241...
Service Manual
Page 23
...locations and sensor positions 357 Figure 7-2. Printer front door 364 Figure 7-3. Configuration page 404 Figure 7-6. EIO page ...429 Figure 7-9. Diagnostics flowchart 433 Figure 7-13. Location of 5 284 Figure 6-127. Test page switch 445 Conventions xxi HP 3500/3550 and HP 3700 282 Figure 6-122. High-voltage...paper feeder left cover removal 297 Figure 6-149. 500-Sheet paper feeder pick-up roller removal 298 Figure 6-150. 500-sheet paper feeder separation pad removal 299 Figure 6-151. 500-Sheet paper feeder pick-up drive unit removal 299 Figure 6-152. 500-Sheet paper feeder ...
...locations and sensor positions 357 Figure 7-2. Printer front door 364 Figure 7-3. Configuration page 404 Figure 7-6. EIO page ...429 Figure 7-9. Diagnostics flowchart 433 Figure 7-13. Location of 5 284 Figure 6-127. Test page switch 445 Conventions xxi HP 3500/3550 and HP 3700 282 Figure 6-122. High-voltage...paper feeder left cover removal 297 Figure 6-149. 500-Sheet paper feeder pick-up roller removal 298 Figure 6-150. 500-sheet paper feeder separation pad removal 299 Figure 6-151. 500-Sheet paper feeder pick-up drive unit removal 299 Figure 6-152. 500-Sheet paper feeder ...
Service Manual
Page 209
... clutch (CL1) is turned on , each pick up roller rotates and picks up paper. The feeding speed changes based on the media specified by the registration paper sensor (PS4) after a specified period from the formatter. 2. The printer controls the fuser heater temperature and drives the scanner...The separation pad prevents the double feeding of a print command from the scanner motor drive start , the secondary transfer roller engaging solenoid (SL4) is detected by the formatter. (See Paper feeder for details) 6. When the paper is turned on and pushes the secondary transfer roller against ...
... clutch (CL1) is turned on , each pick up roller rotates and picks up paper. The feeding speed changes based on the media specified by the registration paper sensor (PS4) after a specified period from the formatter. 2. The printer controls the fuser heater temperature and drives the scanner...The separation pad prevents the double feeding of a print command from the scanner motor drive start , the secondary transfer roller engaging solenoid (SL4) is detected by the formatter. (See Paper feeder for details) 6. When the paper is turned on and pushes the secondary transfer roller against ...
Service Manual
Page 222
...flow of signals to and from the formatter. 2. Paper feeder PCB signal flow Pickup/delivery sequence The paper feeder is prevented by the separation pad. The double feeding of paper pickup at the paper feeder. 1. At the specific timing when the leading edge of paper should match the... edge of the image on . The following is engaged again to the registration roller. 4. The printer controls the fuser heater temperature and drives the scanner motor upon receipt of operation ENWW The pickup roller rotates and picks paper up. As the paper feeder pickup clutch (CL4) is turned on the ...
...flow of signals to and from the formatter. 2. Paper feeder PCB signal flow Pickup/delivery sequence The paper feeder is prevented by the separation pad. The double feeding of paper pickup at the paper feeder. 1. At the specific timing when the leading edge of paper should match the... edge of the image on . The following is engaged again to the registration roller. 4. The printer controls the fuser heater temperature and drives the scanner motor upon receipt of operation ENWW The pickup roller rotates and picks paper up. As the paper feeder pickup clutch (CL4) is turned on the ...
Service Manual
Page 360
... when a page is properly positioned. Numerical printer messages (continued) Message Description Action 41.7 error - Check the pick-up rollers wear with age and rough media. Replacement part numbers: ● Tray 1: RC1-1535-000CN ● Tray 2/3: RC1-0731000CN 336 Chapter 7 Troubleshooting ENWW Verify that your paper meets HP specifications, see the Media Specification guide at...
... when a page is properly positioned. Numerical printer messages (continued) Message Description Action 41.7 error - Check the pick-up rollers wear with age and rough media. Replacement part numbers: ● Tray 1: RC1-1535-000CN ● Tray 2/3: RC1-0731000CN 336 Chapter 7 Troubleshooting ENWW Verify that your paper meets HP specifications, see the Media Specification guide at...
Service Manual
Page 592
...removal and replacement black development clutch (CL2) 267 color misregistration sensor (PS12) 260 control panel PCB 287...power supply PCB 281 image drive assembly 223 laser/scanner assembly 222 left cover 210 left cover...pick-up clutch, 500-sheet paper feeder 301 pick-up roller, 500-sheet paper feeder 298 pick-up solenoid, 500-sheet paper feeder 301 pick-up/feed assembly 225 power switch 251 pressure roller 239 print cartridge 219 printer...transfer charging roller 239 secondary transfer roller engaging sensor (PS16) 262 secondary transfer roller engaging solenoid (SL4) 265 separation pad, 500-sheet...
...removal and replacement black development clutch (CL2) 267 color misregistration sensor (PS12) 260 control panel PCB 287...power supply PCB 281 image drive assembly 223 laser/scanner assembly 222 left cover 210 left cover...pick-up clutch, 500-sheet paper feeder 301 pick-up roller, 500-sheet paper feeder 298 pick-up solenoid, 500-sheet paper feeder 301 pick-up/feed assembly 225 power switch 251 pressure roller 239 print cartridge 219 printer...transfer charging roller 239 secondary transfer roller engaging sensor (PS16) 262 secondary transfer roller engaging solenoid (SL4) 265 separation pad, 500-sheet...
Service Manual
Page 593
... security 76 settings tab, embedded Web server 423 site requirements location 11 printer 11 size supported 16 skew control mechanism 187 SL1 - see , tray 1 pick-up solenoid 264 SL4 - see , secondary transfer roller engaging solenoid 265 SL5 - swing guide, left 245 swing guide, right... tray 2 guide, right (HP 3700) 291, 294 tray 2 paper sensor (PS2) 253 tray 2 pick-up roller 238 tray 2 pick-up solenoid 264 tray 2 separation pad 238 upper rear door 214 waste toner level sensor (PS13) 260 repair notices 204 repetitive defects 401 replacement color misregistration sensor (PS12) configuration ...
... security 76 settings tab, embedded Web server 423 site requirements location 11 printer 11 size supported 16 skew control mechanism 187 SL1 - see , tray 1 pick-up solenoid 264 SL4 - see , secondary transfer roller engaging solenoid 265 SL5 - swing guide, left 245 swing guide, right... tray 2 guide, right (HP 3700) 291, 294 tray 2 paper sensor (PS2) 253 tray 2 pick-up roller 238 tray 2 pick-up solenoid 264 tray 2 separation pad 238 upper rear door 214 waste toner level sensor (PS13) 260 repair notices 204 repetitive defects 401 replacement color misregistration sensor (PS12) configuration ...
Service Manual
Page 595
... guide, right (HP 3500) removal and replacement 294 tray 2 guide, right (HP 3700) removal and replacement 291 tray 2 paper sensor removal and replacement 253 tray 2 pick-up roller removal and replacement 238 tray 2 pick-up solenoid removal and replacement 264 tray 2 separation pad removal and replacement... all black or solid color 393 alphabetical printer messages 312 blank images 393 blank spots 397 calibrating the printer 383 checklist 307 color misregistration 398 color missing 397 control panel diagnostics 407 critical error messages 312 dark color 392 dark images 392 diagnostics...
... guide, right (HP 3500) removal and replacement 294 tray 2 guide, right (HP 3700) removal and replacement 291 tray 2 paper sensor removal and replacement 253 tray 2 pick-up roller removal and replacement 238 tray 2 pick-up solenoid removal and replacement 264 tray 2 separation pad removal and replacement... all black or solid color 393 alphabetical printer messages 312 blank images 393 blank spots 397 calibrating the printer 383 checklist 307 color misregistration 398 color missing 397 control panel diagnostics 407 critical error messages 312 dark color 392 dark images 392 diagnostics...