Figure 2 Qfx5120-48Y Psu Frus And Fan Frus; Figure 3 Top Cover Screws - Top View - Juniper QFX5120-48Y Manual

i. Remove the power supplies from the system.
ii. Removing ear-mounts on both left and right side
iii. Remove power supplies and Fan modules from the system. Refer figure 2
a. Move latch towards PSU Handle and Pull PSU out of Chassis.
b. Unfasten the captive screws for each fan FRU and pull out the Fan
FRU out of the chassis.

Figure 2 QFX5120-48Y PSU FRUs and FAN FRUs

iv. Remove twelve screws from the top of the system and 6 + 6 screws on
left & right side of the system. One screw on the bottom side of the
system. Refer Figure 3.
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UNCLASSIFIED
Top cover screws
Figure 3 Top cover screws – Top view
UNCLASSIFIED
10/27/2021
3