Lenovo x3650 M4 BD 5466 Installation And Service Manual page 238

Figure 156. Type 2 - SAS
To remove the hot-swap backplane on the rear hard disk drive cage, complete the following steps.
Step 1. Read the safety information that begins on page "Safety" on page v and "Installation guidelines"
on page 30.
Step 2. Turn off the server (see "Turning off the server" on page 19) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables from the server.
Step 3. Remove the server top cover (see "Removing the server top cover" on page 32).
Step 4. Remove all hot-swap hard disk drives in the rear hard disk drive cage (see "Removing a hot-swap
hard disk drive" on page 154.
Step 5. Lift the backplane out of the rear hard disk drive cage.
Figure 157. Hot-swap backplane removal
Step 6. Disconnect the cables.
• Type 1 - SATA
– Disconnect the LED signal, SATA signal and power cables from the backplane. Make note of
which cable is connected to which connector.
224
Lenovo System x3650 M4 BDInstallation and Service Guide