Base Plate - Removal And Replacement; Hdd Cables - Removing And Replacing - IBM 4851 514 Planning, Installation And Service Manual

Updated October, 2008
6. To replace the HDD, reverse this procedure. Be careful not to scrape the cable
7. Power ON the system and use the Setup Utility to verify that the system
HDD cables – removing and replacing
1. Remove the HDD front cover as described at "HDD cover – removing and
2. Remove the HDD power connector and data cable connector from the side of
3. Cut any cable ties on the cables.
4. Remove the power supply. See "Power supply – removing and replacing" on
5. Disconnect the power cable from the power supply and the data cable from the
6. Remove the base plate. See "Base plate - removal and replacement."
7. Pull the power cable free from the plastic guide in the frame.
To replace, reverse this procedure.

Base plate - removal and replacement

Note: The base plate is not present when a mounting foot is used.
1. Remove the back cover as described at "Rear cover – removing and replacing"
2. Remove the two screws A attaching the base plate B to the frame.
3. Remove the cable-tie bar. See "Cable-tie bar – removing and replacing" on
4. Slide the tower toward the rear and lift it off the base.
To replace, reverse this procedure.
Attention: Avoid dropping or shocking the HDD.
when replacing the back cover.
recognizes the new HDD.
Note: If the system fails to recognize the new HDD, verify that all HDD cables
are seated and then verify that the address jumper is correctly installed.
If the HDD requires that a jumper is recognized as Drive 0, the correct
position is indicated on a label on the top of the HDD.
replacing" on page 73.
the HDD.
page 68.
system board.
on page 61.
page 63.
Removing and replacing FRUs
Chapter 5. Removing and replacing FRUs
77