Dell PowerEdge R940 Installation and Service Manual

PDF

Cable routing

Figure 1. Cable routing – 8 x 2.5 inch hard drive backplane
This image shows the cable routing for 8 x 2.5 inch hard drive backplane.
  1. 8 x 2.5 inch hard drive backplane
  2. backplane power cable (BP: BP PWR to MB)
  3. backplane signal cable (BP: BP SIG to MB)
  4. system board
Figure 2. Cable routing – 8 x 2.5 inch hard drive backplane with PERC
This image shows the cable routing for 8 x 2.5 inch hard drive backplane with PERC.
  1. 8 x 2.5 inch hard drive backplane
  2. backplane power cable (BP: BP PWR to MB)
  3. SAS cable (BP: BP SAS B, BP SAS A to RAID controller)
  4. backplane signal cable (BP: BP SIG to MB)
  5. system board
  6. cable management bracket
  7. storage controller card (slot 1)
Figure 3. Cable routing – 24 x 2.5 inch hard drive backplane
This image shows the cable routing for 24 x 2.5 inch hard drive backplane.
  1. 24 x 2.5 inch hard drive backplane with expander board
  2. backplane power cable A (BP: BP PWR_A to MB)
  3. backplane signal cable (BP: BP SIG to MB)
  4. system board
  5. backplane power cable B (BP: BP PWR_B to MB)
Figure 4. Cable routing – 24 x 2.5 inch hard drive backplane with PERC
This image shows the cable routing for 24 x 2.5 inch hard drive backplane with PERC.
  1. expander board
  2. SAS cable (BP: BP SAS A1, BP SAS B1 to RAID controller)
  3. 24 x 2.5 inch hard drive backplane
  4. backplane power cable A (BP: BP PWR_A to MB)
  5. backplane signal cable (BP: BP SIG to MB)
  6. system board
  7. cable management bracket (left)
  8. storage controller card (slot 1)
  9. storage controller card (slot 6)
  10. cable management bracket (right)
  11. backplane power cable B (BP: BP PWR_B to MB)
  12. SAS cable (BP: BP SAS A0, BP SAS B0 to RAID controller)
Figure 5. Cable routing – 24 x 2.5 inch hard drive backplane with NVMe cards
This image shows the cable routing for 24 x 2.5 inch hard drive backplane with NVMe cards.
  1. 24 x 2.5 inch hard drive backplane with expander board
  2. backplane power cable A (BP: BP PWR_A to MB)
  3. PCIe cable (BP: BP PCIE B2, BP PCIE A2 to RAID controller)
  4. backplane signal cable (BP: BP SIG to MB)
  5. system board
  6. expansion card riser (left)
  7. NVMe card (slot 8)
  8. expansion card riser (right)
  9. NVMe card (slot 12)
  10. NVMe card (slot 11)
  11. PCIe cable (BP: BP PCIE B0, BP PCIE A0 to RAID controller)
  12. PCIe cable (BP: BP PCIE B1, BP PCIE A1 to RAID controller)
  13. cable management bracket (right)
  14. backplane power cable B (BP: BP PWR_B to MB)

Rate this content

Accurate
Useful
Easy to understand
Was this article helpful?
0/3000 characters
  Please provide ratings (1-5 stars).
  Please provide ratings (1-5 stars).
  Please provide ratings (1-5 stars).
  Please select whether the article was helpful or not.
  Comments cannot contain these special characters: <>()\