NEC N8800-164F User Manual page 44

3-16 Installing Server
10.
Fix the 4U chassis to the tower conversion kit with 4 plate screws.
Top (toward the backside)
11.
Install AC rock bracket and fasten the screws.
12.
Insert the DVD drive unit to the 4U chassis
and fasten with screws.
13.
Slowly and carefully insert the CPU/IO module #0 into the 4U chassis.
Bottom (toward the backside)