Allied Telesis AT-8400 Series Reference Manual page 91

Note
To install a new power supply, go to the next procedure,
Power Supply on page 79, and start with Step 3. If you are not
installing a new power supply, complete the rest of this procedure
to install the blank faceplate over the empty power supply slot. The
faceplate ensures proper cooling and ventilation of the AT-8400
Series switch.
5. Slide in the blank faceplate into the empty power supply slot.
Figure 41 Sliding in the Blank Faceplate
6. Secure the blank faceplate to the chassis by tightening the captive
screw on the faceplate
P W R
1
A T - 8
4 1 1
A T - P
T X
W R 1
0 R D Y
A C
P
F
O
A
W
U
E
L
R
T
L N K
A C T
10
E JE
C T 10 0
A T - P
W R 1
0
A C
P
F
O
A
W
U
E
L
R
T
W A R
N IN G
B E F
O R E
E J E C
T IN G
L O O ,
S E N
T H U
M B S
C R E
W
A
P W R
B
AT-8400 Chassis Installation Guide
Installing a
2
A T - 8 3
4 1 1
T X
A T - 8
R D Y
4 1 1
T X
R D Y
L N K
A C T
10
E JE
C T 10 0
L N K
A C T
10
E JE
10 0
C T
77