Lenovo x3300 M4 7382 Installation And Service Manual page 255

Replacing a 2.5-inch disk drive backplane
Use this information to replace a 2.5-inch disk drive backplane.
To replace the 2.5-inch disk drive backplane, complete the following steps:
Step 1. Read the safety information that begins in "Safety" on page v and "Installation guidelines" on page
169.
Step 2. Turn off the server (see "Turning off the server" on page 24) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables as necessary to replace the
device.
Step 3. Disconnect all external cables and power cords.
Step 4. Open the bezel from the release point on the left edge of the bezel, and rotate the left side of the
bezel away from the server.
Step 5. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
Attention: Do not allow the server to fall over.
Step 6. Remove the left-side cover (see "Removing the left-side cover" on page 193).
Step 7. Remove the air baffle (see "Removing the air baffle" on page 195).
Step 8. Remove the fan assembly (see "Removing the fan assembly" on page 267).
Step 9. Remove the 2.5-inch hot-swap hard disk drives (see "Installing a 2.5-inch hot-swap hard disk
drive" on page 53).
Step 10. Touch the static-protective package that contains the 2.5-inch hard disk drive backplane to any
unpainted metal surface on the server; then, remove the 2.5-inch backplane from the package.
Step 11. Remove the existing 2.5-inch hard disk drive backplane (see "Removing a 2.5-inch disk drive
backplane" on page 241).
Step 12. Position the 2.5-inch hard disk drive backplane in the drive-cage retention tabs; then, rotate the top
of the backplane toward the locator pins until the latches click into place.
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Chapter 6 Removing and replacing components
243