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Chapter 3
Power Supply and Fan Module Installation
Installing an AC Power Supply
Turn off the power at its source.
Step 1
Step 2
Remove the power cord from the power cord retainer.
Step 3
Remove the power cord from the power connector.
Step 4
Press the release latch at the right side of the power supply module inward and slide the power supply
out.
Do not leave the power-supply slot open for more than 90 seconds while the switch is operating.
Caution
Insert the new power supply into the power-supply slot, and gently push it into the slot
Step 5
When correctly inserted, the 350-W and 715-W power supplies (excluding the power cord retainer) are
flush with the switch rear panel. The 1100-W power-supply module extends 1.5 inches from the switch
rear panel.
Figure 3-6
CO NS OL
S T A C K
(Optional) Make a loop in the power cord and thread it through the power cord retainer
Step 6
Figure 3-7
Connect the power cord to the power supply and to an AC power outlet. Turn on the power at the power
Step 7
source.
Confirm that the power supply AC OK and PS OK LEDs are green. See
Step 8
the power supply module LEDs.
OL-19593-03
(Figure
3-6).
Inserting the AC-Power Supply in the Switch
E
AU X
RE SE T
1
S T A C K
2
S-P WR
XP S
S-P WR
AC-Power Supply with Power Cord Retainer
W A C
W R -7 15
C 3K X -P
P S O K
A C O K
AC OK
PS OK
C3 KX -P
WR -71 5W
AC
AC OK
PS OK
C3 KX -P
WR -71 5W
AC
W A C
W R -7 15
C 3K X -P
P S O K
A C O K
Catalyst 3750-X and 3560-X Switch Hardware Installation Guide
Installing an AC Power Supply
(Figure
3-6).
(Figure
3-7).
Table 1-19
for a description of
3-7
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