PCIe adapter and riser assembly replacement
Use this information to remove and install a riser card.
Depending on your configuration, refer to the specific topics to remove or install a riser assembly:  
•  “Remove a PCIe adapter and riser 1/2 assembly” on page 346
•  “Remove a PCIe adapter and riser 3 assembly” on page 355
•  “Install a PCIe adapter and riser 1/2 assembly” on page 350
•  “Install a PCIe adapter and riser 3 assembly” on page 359
Your server supports the following rear configurations: 
FH = full height, FL = full length, HL = half length 
Server model
Riser slot configuration
Server model with 8 PCIe slots
The server has 8 PCIe slots: 
•  Riser 1(slot 1-3): 2FHFL+1FHHL
•  Riser 2(slot 4-6): 2FHFL+1FHHL/7 mm drives
•  Riser 3(slot 7-8): 2FHFL
Server model with 4 x 2.5-inch rear drives
The server has 6 PCIe slots: 
•  Riser 1(slot 1-3): 2FHFL+1FHHL
•  Riser 2(slot 4-6): 2FHFL+1FHHL/7 mm drives
Server model with 8 x 2.5-inch rear drives
The server has 4 PCIe slots: 
•  Riser 1(slot 1-3): 2FHFL+1FHHL
•  Riser 2(slot 6): 1FHHL/7 mm drives
Server model with 2 x 3.5-inch rear drives
The server has 4 PCIe slots: 
•  Riser 1(slot 1-3): 2FHFL+1FHHL
•  Riser 2(slot 6): 1FHHL/7 mm drives
Server model with 4x 3.5-inch rear drives
The server has 2 PCIe slots: 
•  Riser 1(slot 3): 1FHHL
•  Riser 2(slot 6): 1FHHL/7 mm drives
Chapter 4. Hardware replacement procedures 345