NEC 120Ef User Manual page 32

Handle Hard Disk Drives carefully so that they may not be given
shocks. A shock may cause the hard disk drives to break down.
1. Remove the four screws and the spacer from the tray.
drive and the tray
For cooling purposes, do not leave any empty slot.
Spacer
Tray
Installing Hard Disk Drives 4-2
Note:
The removed screws will be used to install the hard disk
Figure 4-1: Tray
CAUTION
CAUTION
Screw