Cisco WS-C2950T-24 Hardware Installation Guide - Page 200

Replacing the Cisco 3900 Series Fan Tray

Page 200 highlights

Replacing a Fan Tray or Air Filter Figure 5-35 Cisco 2921 and 2951 Fan Tray Replacement Chapter 5 Installing and Upgrading Internal Modules and FRUs 1 250907 SYS ACT SYS PWR1 AUX PWR1 SYS PWR2 AUX PWR2 Cisco 2900 Series 1 Fan tray and bezel assembly Replacing the Cisco 3900 Series Fan Tray To hot-swap the Cisco 3900 series router fan tray, perform the following steps: Note If hot-swapping the fan tray, it is recommended to complete the operation within 1.5-minutes to ensure the router remains within operating temperature. Step 1 Step 2 Read the "Safety Warnings" section on page 5-2 section and disconnect the power supply before you perform any module replacement. Unsnap the bezel by pulling it straight out from the chassis. Initially, the bezel fits very tightly. See Figure 5-36. 5-48 Cisco 2900 Series and 3900 Series Hardware Installation Guide OL-18712-03

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5-48
Cisco 2900 Series and 3900 Series Hardware Installation Guide
OL-18712-03
Chapter 5
Installing and Upgrading Internal Modules and FRUs
Replacing a Fan Tray or Air Filter
Figure 5-35
Cisco 2921 and 2951 Fan Tray Replacement
Replacing the Cisco 3900 Series Fan Tray
To hot-swap the Cisco 3900 series router fan tray, perform the following steps:
Note
If hot-swapping the fan tray, it is recommended to complete the operation within 1.5-minutes to ensure
the router remains within operating temperature.
Step 1
Read the
“Safety Warnings” section on page 5-2
section and disconnect the power supply before you
perform any module replacement.
Step 2
Unsnap the bezel by pulling it straight out from the chassis. Initially, the bezel fits very tightly. See
Figure 5-36
.
1
Fan tray and bezel assembly
250907
1
SYS
ACT
SYS
PWR1
AUX
PWR1
SYS
PWR2
AUX
PWR2
Cisco
2900 Series