3-15
Catalyst 3750-X and 3560-X Switch Hardware Installation Guide
OL-19593-03
Chapter 3 Power Supply and Fan Module Installation
Installing a Fan Module
Installing a Fan Module
Note
There must be a fan module in both fan module slots.
Step 1
Pinch the fan release handle, and slide the fan out.
Caution
You should replace a failed fan module within 5 minutes to avoid overheating the switch.
Step 2
Insert the new fan module into the fan slot, and firmly push the module) into the slot, applying pressure
to the end of the module, not the extraction handles (
Figure 3-18
). When correctly inserted, the fan
module is flush with the switch rear panel. When the fan is operating, a green LED is on in the top left
corner of the fan.
Warning
Do not reach into a vacant slot or chassis while you install or remove a module or a fan. Exposed
circuitry could constitute an energy hazard.
Statement 206
Figure 3-18
Inserting the Fan Module in the Switch
Finding the Fan Module Serial Number
If you contact Cisco Technical Assistance regarding a fan module, you need to know the fan module
serial number. See
Figure 3-19
for the serial number location.
RE
S
ET
CON
S
OLE
STACK 1
STACK 2
AUX
AC OK
C
3
KX-PWR-71
5WAC
P
S
OK
AC OK
C
3
KX-PWR-71
5WAC
P
S
OK
S
-PWR
XP
S
S
-PWR
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