Use this information to replace a PCI riser-card assembly.
PCI riser-card brackets must be installed even if you do not install an adapter.
The following table lists the supported PCI riser-card assembly configurations in the server.
Table 1. Configuration 1. The PCI riser-card assembly configuration 1 table description table.
| Configuration 1 | 
|---|
| Configuration | Number of microprocessors installed | PCI riser-card assembly connector 1 on system board | PCI riser-card assembly connector 2 on system board | 
|---|
| Slot 1 | Slot 2 | Slot 3 | 
|---|
|  | One | x1/x4/x8/x16 low-profile | x1/x4/x8 low-profile | x1/x4/x8 low-profile | 
Table 2. Configuration 2. The PCI riser-card assembly configuration 2 table description table.
| Configuration 2 | 
|---|
| Configuration | Number of microprocessors installed | PCI riser-card assembly connector 1 on system board | PCI riser-card assembly connector 2 on system board | 
|---|
| Slot 1 | Slot 2 | Slot 3 | 
|---|
|  | Two | x1/x4/x8/x16 low-profile | x1/x4/x8/x16 low-profile | x1/x4/x8/x16 low-profile | 
Table 3. Configuration 3. The PCI riser-card assembly configuration 3 table description table.
Slot 1 is for the 60-mm ML2 adapter.
| Configuration 3 | 
|---|
| Configuration | Number of microprocessors installed | PCI riser-card assembly connector 1 on system board | PCI riser-card assembly connector 2 on system board | 
|---|
| Slot 1 | Slot 2 | Slot 3 | 
|---|
| One ML2 slotOne full-height, half-length slotOne low-profile slot
 | One | ML2 | x1/x4/x8 full-height, half-length | x1/x4/x8 low-profile | 
Table 4. Configuration 4. The PCI riser-card assembly configuration 4 table description table.
Slot 1 is for the 60-mm ML2 adapter.
| Configuration 4 | 
|---|
| Configuration | Number of microprocessors installed | PCI riser-card assembly connector 1 on system board | PCI riser-card assembly connector 2 on system board | 
|---|
| Slot 1 | Slot 2 | Slot 3 | 
|---|
| One ML2 slotOne half-length, full-height slotOne low-profile slot
 | Two | ML2 | x1/x4/x8/x16 full-height, half-length | x1/x4/x8/x16 low-profile | 
Table 5. Configuration 5. The PCI riser-card assembly configuration 5 table description table.
Slot 1 is for standard low-profile ML2 adapter.
| Configuration 5 | 
|---|
| Configuration | Number of microprocessors installed | PCI riser-card assembly connector 1 on system board | PCI riser-card assembly connector 2 on system board | 
|---|
| Slot 1 | Slot 2 | Slot 3 | 
|---|
| One ML2 slotTwo low-profile slots
 | One | ML2 | x1/x4/x8 low-profile | x1/x4/x8 low-profile | 
Table 6. Configuration 6. The PCI riser-card assembly configuration 6 table description table.
Slot 1 is for standard low-profile ML2 adapter.
| Configuration 6 | 
|---|
| Configuration | Number of microprocessors installed | PCI riser-card assembly connector 1 on system board | PCI riser-card assembly connector 2 on system board | 
|---|
| Slot 1 | Slot 2 | Slot 3 | 
|---|
| One ML2 slotTwo low-profile slots
 | Two | ML2 | x1/x4/x8/x16 low-profile | x1/x4/x8/x16 low-profile | 
Table 7. Configuration 7. The PCI riser-card assembly configuration 7 table description table.
| Configuration 7 | 
|---|
| Configuration | Number of microprocessors installed | PCI riser-card assembly connector 1 on system board | PCI riser-card assembly connector 2 on system board | 
|---|
| Slot 1 | Slot 2 | Slot 3 | 
|---|
| One rear 2.5-inch hot-swap-drive kitOne low-profile slot
 | One or two | X | X | x1/x4/x8/x16 low-profile | 
To install a PCI riser-card assembly, complete the following steps: