User's Guide
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INSTALLING IN RACK 
Your server switch unit can be installed in the rack by using the provided rails. 
Do not use the server switch unit in any unapproved place. 
Install the server switch unit on a standard EIA 19-inch rack assembly. Do not 
install the rack containing the server switch unit in a place inappropriate to the 
rack installation environment. 
Failure to follow these instructions may cause some bad influences to be 
imposed on the server switch unit and other systems installed on the rack and 
also a fire or personal injury due to falling of the rack may occur. For the 
detailed explanation on the place where the server switch unit should be 
installed and the earthquake-resistant construction for the rack, refer to the 
manual attached to the rack or contact you service representative. 
Always install the server switch unit on a rack conforming to the relevant 
standard. 
Install the server switch unit on a rack confirming to the EIA standard for the 
NEC Express server to be used. Do not use the server switch unit with 
installed on any other rack than standard EIA 19-inch rack or without the 
installation on a proper rack. Failure to follow these instructions may cause the 
server switch unit to operate incorrectly and/or personal injury or damages of 
surrounding devices to occur. Contact your service representative for the 
racks available for the server. 
Do not pinch your finger with rails or other components. 
Note sufficiently that your fingers may not be caught between a rail and 
another mechanical part or cut by a rail at installation or removal of the server 
switch unit from the rack.   
Do not press the release lever with your finger. 
When installing/removing the NEC Express server in/from the rack, the sliding 
rails attached to the server may be locked on its way. If the sliding rail has 
release levers on its left and right sides, use the screwdriver or equivalent tool 
to press the release lever. Pressing the lever with your finger may cause 
personal injury. 










