Installation Manual
H3C S7500 Series Ethernet Switches
Chapter 6 Hardware Maintenance
6-7
Caution:
If you want to replace the fan tray when the switch is working, separate the fan tray from
the backplane to disconnect the power and wait till the fan stops rotating before pulling
it out completely. Considering that the fan may be still rotating, avoid stretching your
hands into the fan tray.
2)
Slide the fan tray out of the slot. See
②
in Figure 6-4.
3)
Put the removed fan tray into the package.
Caution:
Install a new fan tray soon after removing the old one to ensure that the switch can work
normally.
II. Installing the fan tray
Follow these steps to install the fan tray (just in the opposite way you remove it):
1)
Take a new fan tray out of the package and slide the fan tray along the guide rails
into the slot until it is securely seated in the backplane.
2)
Fasten the captive screws on the fan tray.
6.5 Removing and Installing the Power Distribution Box
You can install and remove different types of power distribution box in the same way.
The following describes how to install and remove a dual-input and dual-switch AC
power distribution box.
