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23-6 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
Caution – After stopping all the domains, be sure to switch off the main line switches in
the power supply system to completely shut off the supply of power.
6. Connect the clip of the antistatic wrist strap and of the antistatic mat to the server
grounding port. (See Section 1.4, “Antistatic Precautions” on page 1-9)
7. Ensure that the metallic underside of the wrist strap is in direct contact with your
skin.
The wrist strap should be snug around the wrist so that it does not rotate. (See Section 1.4,
“Antistatic Precautions” on page 1-9)
Caution – Before handling FRUs, be sure to connect the clip of the antistatic wrist strap
and of the antistatic mat to the server grounding port, and attach the band of the wrist strap
to one of your wrists. Place the FRUs on the grounded antistatic mat. Failure to take these
antistatic measures might result in serious damage.
8. Remove the following parts so that you can access the SWBP to be replaced.
For M8000 server (See
FIGURE 23-4):
Remove all I/O units (IOUs). (See Chapter 7)
For M9000 server (See
FIGURE 23-5):
Remove all I/O units (IOUs) on the operator panel side. (See Chapter 7)
9. Remove the SWBP to be replaced. (See
FIGURE 23-4 or FIGURE 23-5)
a. Disconnect five (M9000 server) or three (M8000 server) signal cables and two
power cords from the BP while unlocking the connectors.
Note – Be sure to press both lock release buttons inward and pull the connector when
removing the SAS cables (lock release buttons of the connector are yellow).
b. Using a Phillips screwdriver, loosen the two screws securing the SWBP.
c. Pull out the SWBP carefully.