21-8 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
FIGURE 21-5 Removing the SNSU (Front of the M9000)
9. Place the removed SNSU on an antistatic mat.
10. Mount the replacement SNSU by following the removal instructions in Step 8 in
reverse order.
Caution – Do not forcibly push the SNSU when inserting it, even if it is not moving
smoothly. You may fail to insert the SNSU 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.
11. Switch on all main line switches for the AC section (ACS) in the power supply
system.
12. Confirm that the XSCF STANDBY LED (green) on the operator panel remains lit.
If it is blinking, wait until it remains lit.
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