IBM System x3550 Type 7978 Problem Determination And Service Manual page 152

10. Turn on the peripheral devices and the server.
To install the 2.5-inch replacement backplane, complete the following steps:
Mounting channel
1. Read the safety information that begins on page vii and "Installation guidelines"
2. Connect the power cable and signal cable to the replacement backplane.
3. Insert the backplane into the drive cage. Press firmly until the backplane is fully
4. Reinstall the hard disk drive cage (see "Installing a 2.5-inch SAS disk drive cage
5. Install the cover (see "Installing the cover" on page 98).
6. Replace the hard disk drives.
7. Slide the server into the rack.
8. Reconnect the power cords and any cables that were removed.
9. Turn on the peripheral devices and the server.
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IBM System x3550 Type 7978 and 1913: Problem Determination and Service Guide
4. Press firmly until the backplane or backplate is fully seated and the locking tab
snaps into place.
5. Reconnect the backplane or backplate cables.
v If the server is a hot-swap model, reconnect the two cables to the
backplane.
v If the server is a simple-swap model, reconnect the two blue signal cables
to the system board and reconnect the power cable to the power supply
backplane card. See "System-board internal connectors" on page 10 for the
location of the connectors on the system board.
6. Install the cover (see "Installing the cover" on page 98).
7. Replace the hard disk drives.
8. Slide the server into the rack.
9. Reconnect the power cords and any cables that were removed.
Power cable
2.5 in. disk drive
backplane
on page 95
seated and the locking tab snaps into place.
assembly" on page 131).
Signal cable
Locking tab
Mounting channel
2.5 in. disk drive cage