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6-20 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
16. Touch each of the designated points on the guide blocks for 5 or more seconds with
your bare hand wearing the antistatic wrist strap.
FIGURE 6-11 Guide Block (CMU)
17. Mount the replacement CMU by following the removal instructions in Step 8 in
reverse order. Align the CMU with the slot guides, insert it carefully, and secure it
firmly.
Push the eject/lock levers as far as they will go, and then push the knob screws on the
upper and lower eject/lock levers to lock them in position. When the knob screws remain
in position, the CMU is securely mounted.
Note – Mount the dummy (filler) unit in the same manner as CMU. Since the same levers
are used on the dummy (filler) unit, please operate the eject/lock levers in the same manner.
Caution – Do not forcibly push the CMU when inserting it, even if it is not moving
smoothly. You may fail to insert the CMU due to the presence of any obstruction in a slot or
any problem with a connector pin; and if you forcibly insert it, serious damage may result.
18. Switch on all main line switches for the AC section (ACS) in the power supply
system.
19. Confirm that the XSCF STANDBY LED (green) on the operator panel remains lit.
If it is blinking, wait until it remains lit.
Touch for 5 or more seconds.