HP Apollo 2000 System Maintenance And Service Manual page 71

11. Remove the PDB cover.
12. Disconnect all cables from the PDB.
13. Disconnect the PDB pass-through cable from the pass-through board.
14. Remove the chassis PDB assembly.
15. Remove all fan modules.
16. Remove the fan cages.
17. If replacing the storage expander backplane in the Apollo r2800 Chassis, remove the storage expander
card.
18. Disconnect all the cables from the drive backplane.
19. Remove the drive backplane.
• 12 low-profile LFF drive backplane for Apollo r2200 Chassis
• 24 SFF drive backplane for Apollo r2600 Chassis
Removal and replacement procedures 71