Note: You can reconnect the cables to the hard disk drive backplane before
installing the backplane onto the brackets or you can connect the cables after
you install the backplane, if that is easier for you.
Hard disk drive
backplane
Backplane
bracket slots
4. Reconnect the cables to the hard disk drive backplane.
5. Reinstall the hard disk drives and filler panels.
6. Install the cover (see “Installing the cover” on page 174).
7. Slide the server into the rack.
8. Reconnect the power cords and any cables that you removed.
9. Turn on the peripheral devices and the server.
Removing the simple-swap SATA hard disk drive backplate assembly
To remove the simple-swap SATA hard disk drive backplate assembly, complete the
following steps:
1. Read the safety information that begins on page vii and “Installation guidelines”
on page 167.
2. Turn off the server and peripheral devices and disconnect all power cords.
3. Remove the cover (see “Removing the cover” on page 174).
4. Slide the blue release tab to the right with one finger while using another finger
to grasp the black drive handle and pull the hard disk drives out of the server
slightly (also the filler panels) to disengage them from the hard disk drive
backplate.
5. Disconnect the power and signal cables from the system board.
Note: You can also choose to disconnect the cables after you remove the
backplate from the brackets, if that is easier for you.
6. Lift the hard disk drive backplate up to disengage the backplate assembly from
the backplane bracket and remove it from the server.
238 IBM System x3550 M3 Types 4254 and 7944: Problem Determination and Service Guide