NEC Express5800/R320d-M4 User Manual page 64

Chapter 2 Preparations
Installing the chassis
Follow the steps below to set the 4U chassis to the rack.
1. If the rack has front and rear doors, open them.
2. Install the brackets from the rear side of the rack.
Install the brackets with its flat side facing inside. Place them with the panhead screws with washers that
come with the device symmetrically (total: 4). Fasten the screws tentatively not tightly.
4U(装置上面)
(top of device)
Panhead screws
with washers
3. Fix the core nuts to the front side of the rack.
Attach them symmetrically (total: 4 core nuts).
Express5800/R320c-E4, R320c-M4, R320d-E4, R320d-M4 User's Guide
64
Refer to the instruction manual that comes with the rack.
Tips
4U
Bottom of device
装置底面
Brackets (flat sides are facing inside)
4U (Top of
device)
3U
2U
1U
Bottom of
device
2. Installation and Connection
Flat washer
Panhead screws
ワッシャ付き
with washers
鍋ネジ
Core nuts
Core nuts