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12.4.2 Removing the PSUBP


12.4.2 Removing the PSUBP
  1. Three cables connect the PSUBP to the MBU. Remove these cables from the MBU connectors.
Note - Record the positions of the cables before removing them, to ensure that they are reinstalled correctly.
Figure 12-2  MBU Cables
Figure 12-2  MBU Cables
  1. Release the cable guide lock.
    For details, see "5.8.7 Releasing the Cable Guide Lock."
    If the cable guide does not have a lock, proceed to step 3.
  1. One cable connects the PSUBP to the HDDBP. Remove this cable from the HDDBP connector.
Figure 12-3  HDDBP Cable
Figure 12-3  HDDBP Cable
  1. Loosen the one screw of the PSUBP.
Figure 12-4  PSUBP Screw
Figure 12-4  PSUBP Screw
  1. Slide the PSUBP toward the rear of the SPARC M12-1 to release it from two fixing pins (A in Figure 12-5).
Figure 12-5  Fixing Pins of the PSUBP
Figure 12-5  Fixing Pins of the PSUBP
  1. Lift the PSUBP, and disconnect the four cables (A in Figure 12-6) connected to the PSUBP.
Note - Record the positions of the cables before removing them, to ensure that they are reinstalled correctly.
Note - Place the removed PSUBP on a grounded ESD mat to ground any static electricity.
Figure 12-6  PSUBP Cables
Figure 12-6  PSUBP Cables