Fujitsu SPARC ENTERPRISE M9000 Service Manual page 388

5. Switch off all main line switches for the AC section (ACS) in the power supply
system.
The XSCF STANDBY LED (green) on the operator panel goes out.
For details, see
Note – If the optional three-phase 200 VAC input power supply unit is installed, the
main line switches are located on the three-phase ACS.
Caution – If the dual power feed option is installed, switch off the main line
switches for both power supply units.
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
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
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. Release the following components from the BP to be replaced or remove them
completely from the cabinet so that you can access the BP.
M8000 (See
■
Perform the following operations from the front of the unit:
a. Release all mounted CMUs from the BP. (See
b. Pull two DDCs off the BP. (See
c. Pull two XSCF units off the BP. (See
20-6 SPARC Enterprise M8000/M9000 Servers Service Manual • June 2010
Section 4.5.3, "Main Line Switch Locations" on page
Section 1.4, "Antistatic Precautions" on page
Section 1.4, "Antistatic Precautions" on page
):
FIGURE 20-6
1-6.
Chapter
Chapter 19)
Chapter 11)
4-27.
1-6.
6)