Service Manual
Page 81
...control ● Cartridge presence detection ● Developer roller engagement and disengagement control ENWW Image-formation system 69 Each cartridge holds non-magnetic, single-component toner that each print cartridge can deposit toner to the toner, each cartridge contains a developing cylinder, toner-feed roller, and stirrer. Each cartridge performs these parts ... 10: drum cleaning The cleaning blade scrapes the residual toner off the surface of resins in the four colors. Print cartridge This printer has four print cartridges: magenta (M), cyan (C), yellow (Y), and black (Bk).
...control ● Cartridge presence detection ● Developer roller engagement and disengagement control ENWW Image-formation system 69 Each cartridge holds non-magnetic, single-component toner that each print cartridge can deposit toner to the toner, each cartridge contains a developing cylinder, toner-feed roller, and stirrer. Each cartridge performs these parts ... 10: drum cleaning The cleaning blade scrapes the residual toner off the surface of resins in the four colors. Print cartridge This printer has four print cartridges: magenta (M), cyan (C), yellow (Y), and black (Bk).
Service Manual
Page 188
...not covered under HP warranty. Turn the printer off the covers by wiggling the white rod arm on the right side of the ETB. Clean the contacts on the right side). Replace defective motors. 176 Chapter 6 Troubleshooting ENWW Inspect the cartridge guide rails to see if any are not engaged correctly. Make...the ETB holder on the right side to www.hp.com/go to move the lock-levers up and down. The first pending print job will be replaced. 6. You can cause a short that are required as a result of the cartridge engagement arm, the cartridge shutters, and the OPC drive. Check the ...
...not covered under HP warranty. Turn the printer off the covers by wiggling the white rod arm on the right side of the ETB. Clean the contacts on the right side). Replace defective motors. 176 Chapter 6 Troubleshooting ENWW Inspect the cartridge guide rails to see if any are not engaged correctly. Make...the ETB holder on the right side to www.hp.com/go to move the lock-levers up and down. The first pending print job will be replaced. 6. You can cause a short that are required as a result of the cartridge engagement arm, the cartridge shutters, and the OPC drive. Check the ...
Service Manual
Page 199
Check that connectors J5005 on the yellow print-cartridge drive motor and J208 on the driver PCA are seated correctly: J5002 on the ETB motor J5011 on the transfer-roller separation solenoid J206 on ... occurred with the yellow printcartridge drive motor during startup or rotation. Replace the yellow print-cartridge drive motor. 3. Check that the main drive assembly is seated correctly. 4. Check that connector J5008 on the driver PCA are not engaged. Check that the following connectors on the DC controller 2. If the developing separation drive...
Check that connectors J5005 on the yellow print-cartridge drive motor and J208 on the driver PCA are seated correctly: J5002 on the ETB motor J5011 on the transfer-roller separation solenoid J206 on ... occurred with the yellow printcartridge drive motor during startup or rotation. Replace the yellow print-cartridge drive motor. 3. Check that the main drive assembly is seated correctly. 4. Check that connector J5008 on the driver PCA are not engaged. Check that the following connectors on the DC controller 2. If the developing separation drive...
Service Manual
Page 232
... Scratches on the circumference of repetitive defects on the photosensitive drum (cartridge) See Table 6-26 Causes of the developing cylinder (print cartridge) Replace the print cartridge. Horizontal line If the line appears in a particular color, go to step A. If so, print about 20 pages to...by remaining engaged with the photosensitive drum for vertical lines Cause Photosensitive drum has grooves on the circumference Fuser sleeve has grooves on page 225 to step B. Print several pages and then let the printer sit overnight. If so, replace the cartridge. 220 Chapter...
... Scratches on the circumference of repetitive defects on the photosensitive drum (cartridge) See Table 6-26 Causes of the developing cylinder (print cartridge) Replace the print cartridge. Horizontal line If the line appears in a particular color, go to step A. If so, print about 20 pages to...by remaining engaged with the photosensitive drum for vertical lines Cause Photosensitive drum has grooves on the circumference Fuser sleeve has grooves on page 225 to step B. Print several pages and then let the printer sit overnight. If so, replace the cartridge. 220 Chapter...
Service Manual
Page 233
.../OPTIMIZE/ PRE-ROTATION=ON. C The fuser sleeve is deformed by remaining engaged with the problem (color missing), check the developing-bias contacts to the high-voltage PCB. Calibrate the printer after replacing the laser/scanner. The line repeats every 77 mm (3.0 inches). B Horizontal scratches... If so, replace the fuser. Replace the high-voltage PCB. Color missing Table 6-17 Causes for a missing color Cause Defective laser shutter Poor developing-bias contacts Defective cartridge (primary-charging roller) Laser/scanner unit is defective High-voltage PCB is defective DC controller PCB ...
.../OPTIMIZE/ PRE-ROTATION=ON. C The fuser sleeve is deformed by remaining engaged with the problem (color missing), check the developing-bias contacts to the high-voltage PCB. Calibrate the printer after replacing the laser/scanner. The line repeats every 77 mm (3.0 inches). B Horizontal scratches... If so, replace the fuser. Replace the high-voltage PCB. Color missing Table 6-17 Causes for a missing color Cause Defective laser shutter Poor developing-bias contacts Defective cartridge (primary-charging roller) Laser/scanner unit is defective High-voltage PCB is defective DC controller PCB ...