
H3C AR 46 Series Routers Installation Manual
Chapter 6 Maintaining Hardware
6-2
Step 1: Remove the power cord connected to the PSU and loosen the two captive
screws fastening the module panel.
Step 2: Hold the handle of the PSU and gently pull it out along the guides.
Caution:
If you do not plan to replace the PSU soon, install a blank filler panel to ensure
adequate ventilation and prevent dust.
6.2.2 Installing a PSU
Step 1: Hold the handle of the PSU, gently push it into the chassis along the guides until
it well touches the power backplane inside the power slot.
Step 2: Fasten the two captive screws in the PSU panel.
Step 3: Check that the power switch on the panel is on.
Step 4: Plug one end of the power cord shipped with the router into the socket on the
PSU and the other end to the power source.
Step 5: Power on the router and check that the RUN LED on the RPU is ON.
6.3 Removing/Installing the Fan Module
The fan module is hot swappable and hold in a vertical slot on the right side of the
chassis.
6.3.1 Removing the Fan Module
Figure 6-2
Remove the fan module
Step 1: Loosen the two captive screws on the fan module.