This ends the procedure.
FC 5075 – Tower Card – CB1
1. Power off the expansion tower. See “Powering On and Powering Off the
System and Logical Partitions” on page 922.
2. Remove the AC power cord from the frame that you are working on.
3. Remove the side cover (see “FC 5075 – Covers” on page 641).
4. Remove the PCI cards (see “FC 5075 – Cards – Dedicated” on page 640).
5. Remove the cardboard baffles. The vertical baffle is secured with one screw.
6. Remove the card support bracket.
7. Disconnect the RIO cable from the backplane.
8. Remove the cable connecting the top and bottom backplanes.
9. Remove the screws holding the backplane to the frame. Notice the aligning
pins near the top of the board and the power connections near the bottom of
the board when reinstalling the board.
10. Install by reversing the removal process.
11. After exchanging an item, go to “Verifying the Repair” on page 920.
This ends the procedure.
FC 5078/0578 – AMDs – B01 and B02
1. Do not power off the system.
2. Remove the front cover, see “FC 5078/0578 – Covers” on page 650.
3. Remove the upper EMC access plate.
4. Remove the power supply that has the defective AMD attached. Do so by
pulling down on the docking handle and sliding the power supply with the
two AMDs attached out of the frame.
5. Remove the AMD from the power supply by pulling out on the nylatch knob
and sliding the AMD to the left towards the nylach.
6. Install the AMD by reversing the removal procedure. After exchanging an item,
go to “Verifying the Repair” on page 920.
Note: Do not slam the new power supply when installing it into the system.
Insert the power supply until it engages the frame, then lift the docking
handle to lock the power supply into place.
This ends the procedure.
FC 5078/0578 – AMD Controller Card – BB1
1. Remove the top cover (see “FC 5078/0578 – Covers” on page 650).
2. Power down the FC 5078/0578 frame. Pull the power plugs that run from the
FC 5078/0578 to the AC Box of the frame below (see “Powering On and
Powering Off the System and Logical Partitions” on page 922).
3. Remove the center top plates.
4. From the top of the tower, remove and lable the cables that connect to the
AMD Control Card.
5. Remove the screws securing the AMD Control Card to the frame.
6. Pull the AMD Control Card out through the top of the frame.
Remove and Replace Procedures
Chapter 4. Removal and Installation Procedures 647