H3C Technologies H3C MSR 50 - Manual (Page 78)

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Installing the Fan Module
Step1 Hold the handle on the fan module with one hand and the bottom with the other hand. Slowly insert the
fan module into the chassis along the guides until it well touches the backplane.
Step2 Fasten the captive screws on the fan module.
Step3 Power on the router and check that the FAN LED is solid ON.
Removing/Installing the MPUF
Take MPUF removal and installation for example.
Removing the MPUF
Figure 51 Loosen the captive screw of MPUF
Figure 52 Remove the MPUF