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Removal and replacement procedures 63
WARNING: The server weighs approximately 36.3 kg–49.9 kg (80.0 lb–110.0 lb). To reduce
the risk of injury, remove the following components before removing the server from the rack:
• Processor memory drawer ("Remove the processor memory drawer" on page 29)
• Hard drives ("SAS/SATA hard drive" on page 30)
• Power supplies ("Hot-plug power supply" on page 47)
The server weighs 21.8 kg (48.0 lb) with these components removed. Two people might be
required to remove the server from the rack.
CAUTION: Before starting this procedure, read the information about protecting against
electrostatic discharge ("Preventing electrostatic discharge" on page 25).
CAUTION: Only authorized technicians trained by HP should attempt to remove the system
board. If you believe the system board requires replacement, contact HP Technical Support
before proceeding.
To remove the component:
1. Power down the server (on page 26).
2. Remove the server from the rack (on page 27).
3. Remove the access panel (on page 28).
4. Remove the processor memory drawer shipping screws, if installed. Retain the screws for future use
("Processor memory drawer shipping screw locations" on page 28).
5. Remove the processor memory drawer (on page 29).
6. Disconnect all cables from all installed expansion boards.
7. Remove all expansion boards ("Non-hot-plug expansion board" on page 55).
8. Remove the SPI board (on page 30).
9. Remove all I/O expansion boards, if installed ("I/O expansion board" on page 50).
10. Remove the failed system board.
To replace a system board: