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HP Color LaserJet CP4025/CP4525

PRINT QUALITY TROUBLESHOOTING

Color Definition:   Cyan:    Magenta:    Yellow:    Black:
Yellowgreen:    Greenyellow:

1. Print Quality Troubleshooting Home ›

1-1. Order supplies:    CP4025 ›    CP4525 ›
1-2. Full color background issue ›
1-3. Print PQ troubleshooting pages ›

2. Issues on PQ troubleshooting test pages

2-1. Interpreting PQ troubleshooting test pages ›
2-2. Interpreting repetitive issues ›
2-3. All issues on PQ troubleshooting test pages
    Cyan ›     Magenta ›     Black ›    
    Yellowgreen ›     Greenyellow ›
2-4. Vertical lines, streaks, or bands
2-4-1. White vertical lines or bands
   Cyan ›    Magenta ›    Black ›   
   Yellowgreen   - Green portion ›   Whole page ›
   Greenyellow   - Green portion ›   Whole page ›
2-4-2. Vertical lines or line segments
    Cyan ›    Magenta ›    Black ›   
    Yellowgreen ›    Greenyellow ›
2-5. Repetitive lines
    Cyan ›    Magenta ›    Black ›   
    Yellowgreen   - Green portion ›   Whole page ›
    Greenyellow   - Green portion ›   Whole page ›
2-5-1. Horizontal lines repeating every 1.3 inches (32 mm)
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen   - Green portion ›   Whole page ›
    Greenyellow   - Green portion ›   Whole page ›
2-5-2. Horizontal lines repeating every 3.0 inches (76 mm)
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen   - Green portion ›   Whole page ›
    Greenyellow   - Green portion ›   Whole page ›
2-6. Repetitive spots
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen ›    Greenyellow ›
2-6-1. Spots repeating every 1.3 inches (32 mm)
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen ›    Greenyellow ›
2-6-2. Spots repeating every 1.7 inches (44 mm)
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen ›    Greenyellow ›
2-6-3. Spots repeating every 2.0 inches (51 mm)
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen ›    Greenyellow ›
2-6-4. Spots repeating every 2.5 inches (63 mm)
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen ›    Greenyellow ›
2-6-5. Spots repeating every 3.0 inches (76 mm)
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen ›    Greenyellow ›
2-7. Missing color
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen  - Missing yellow ›  Missing cyan ›
    Greenyellow  - Missing yellow ›  Missing cyan ›
2-8. Fading Color
    Cyan ›     Magenta ›     Black ›   
    Yellowgreen   - Green portion ›   Whole page ›
    Greenyellow   - Green portion ›   Whole page ›


3. Other print quality issues

3-1. Misaligned CPR bar (text with shadows or halos) ›
3-2. Other issues repeating at various intervals ›

4. Try other resources ›

Procedures

P1. Print the PQ troubleshooting pages ›
P2. Print the diagnostics pages ›
P3. Print the fuser cleaning page ›
P4. Print the supply status pages ›
P5. Steps for removing the fuser ›
P6. Steps for reinserting the fuser ›
P7. Steps for purchasing the fuser assembly kit ›
P8. Steps for replacing the fuser ›
P9. Steps for removing the transfer unit ›
P10. Steps for reinserting the transfer unit ›
P11. Steps for purchasing the secondary transfer roller assembly kit ›
P12. Steps for replacing the transfer unit ›
P13. Steps for removing the secondary transfer roller ›
P14. Steps for reinserting the secondary transfer roller ›
P15. Steps for purchasing the transfer kit ›
P16. Steps for replacing the secondary transfer roller ›
P17. Steps for reseating the cartridges ›
P18. Steps for reseating the formatter ›
P19. Steps for reinserting print cartridges
  Cyan ›   Magenta ›   Yellow ›   Black ›
P20. Steps for replacing print cartridges
  Cyan ›   Magenta ›   Yellow ›   Black ›
P21. Steps for swaping cartridges
  Cyan ›   Magenta ›   Yellow ›   Black ›
P22. Print cartridge test procedure for white vertical line(s) or band(s)
  Cyan ›   Magenta ›   Yellow ›   Black ›
P23. Print cartridge swap procedure for white vertical line(s) or band(s)
  Cyan ›   Magenta ›   Yellow ›   Black ›
P24. Print cartridge test procedure for missing color
  Cyan ›   Magenta ›   Yellow ›   Black ›
P25. Print cartridge swap procedure for missing color
  Cyan ›   Magenta ›   Yellow ›   Black ›

Overlay helps

H1. Print cartridges
  Cyan ›   Magenta ›   Yellow ›   Black ›
H2. Paper Tray ›
H3. Transfer Unit ›
H4. Fuser ›
H5. Secondary Transfer Roller ›
H6. CPR Bars ›
H7. Misaligned CPR Bars ›

Cyan Print Cartridge


Magenta Print Cartridge


Yellow Print Cartridge


Black Print Cartridge


Paper Tray


CPR Bars

Misaligned CPR Bars

Transfer Unit

Fuser

Secondary Transfer Roller