HP Color LaserJet CM4540 MFP Enterprise Parts Catalog page 1. External covers, panels, and doors 2. Right door assembly 3. Front door assembly 4. Internal components 1 of 7 5. Internal components 2 of 7 6. Internal components 3 of 7 7. Internal components 4 of 7 8. Internal components 5 of 7 9. Internal components 6 of 7 10. Internal components 7 of 7 11. Cassettes 2-5 12. Paper pickup assembly 13. Tray 1 paper pickup assembly 14. Registration assembly 15. Secondary transfer assembly 16. Intermediate paper transfer unit (IPTU) 17. Delivery assembly 18. Fuser assembly 19. PCAs 20. Stapling mailbox 21. External covers, panels, and doors (SSMBM) 22. Top door assembly (SSMBM) 23. Main body (SSMBM 1 of 2) 24. Main body (SSMBM 2 of 2) 25. PCAs (SSMBM) 26. 500-sheet paper feeder 27. External covers, panels, and doors (1x500-SPF) 28. Main body (1x500-SPF) 29. Paper feeders 30. Paper feeder external covers, panels, and doors (1x500PF and 3x500PF) 31. Main body (1x500PF) 32. Main body (3x500PF) 33. Document feeder/scanner assemblies 34. Scanner inverter assembly 35. Scanner assembly (1 of 6) 36. Scanner assembly (2 of 6) 37. Scanner assembly (3 of 6) 38. Scanner assembly (4 of 6) 39. Scanner assembly (5 of 6) 40. Scanner assembly (6 of 6) 41. Document feeder assembly (1 of 5) 42. Document feeder assembly (2 of 5) 43. Document feeder assembly (3 of 5) 44. Document feeder assembly (4 of 5) 45. Document feeder assembly (5 of 5) All About this machine Parts Code: PCAs We do not sell these spare parts!We only help you to create your parts list for request from your suppliers. Ref. Parts Code Description Remark 1 RM1-5758-000CN DC controller PCA assembly 2 RM1-5763-000CN Low voltage power supply PCA assembly, 110V 2 RM1-5764-000CN Low voltage power supply PCA assembly, 220V 3 RM1-5779-000CN High voltage power supply PCA, lower (includes FFC DCC to HVPS lower) 4 RM1-5781-000CN High voltage power supply, upper 5 RM1-5619-000CN Image scanner power supply assembly 6 RM1-5544-020CN Inner connecting board (ICB) assembly 7 RM1-5771-020CN Toner remain PCA assembly 8 CE871-69001 Formatter assembly kit (exchange includes instructions)