Replacing an Engine
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8. Wait for the operation to be completed (all chassis in the list displays green and “The
configuration request completed successfully” is displayed).
The old chassis serial number should no longer be listed in the Serial Number list.
9. Power-off the old chassis by pulling a single power cord and then pulling the remaining two
power cords simultaneously.
10. Carefully remove all ISBs from the old chassis and put them in a safe place.
11. Carefully remove both switches from the old chassis, noting from which side of the chassis
each switch was removed. Put them in a safe place.
12. Carefully remove all three power supplies from the old chassis and put them in a safe place.
13. Remove the old chassis from the rack.
14. Install the new chassis into the rack (without the ISBs, switches, and power supplies).
15. Carefully reinsert all ISBs.
16. Carefully reinsert the three power supplies.
17. Carefully reinsert both switches into the original position in which they were in on the old
chassis. Do not reconnect any cables at this time.
All thumb screws should be secured and snug.
