HP ProLiant ML370 Generation 4 Reference And Troubleshooting Manual page 63

Hardware options installation 63
4. Extend or remove the server from the rack ("Extending the server from the
rack" on page 28).
5. Remove the access panel ("Removing the access panel" on page 30).
6. Remove all hard drive blanks.
7. Remove all hot-plug SCSI hard drives.
8. Disconnect the SCSI cables from the SCSI hard drive backplane.
9. Disconnect the power cable from the SCSI hard drive backplane.
10. Remove the four screws that secure the hard drive cage to the chassis.