82CHAPTER 6: SWITCH MONITORING AND MAINTENANCE
4Hold the handle of the PSU and pull the PSU gently out of the chassis along the guides.
Figure 57 Remove and install the AC PSU
Installing an AC PSU
1Hold the handle of the PSU with one hand and the bottom of the PSU with another hand, and gently slide the PSU into the chassis along the guides until it is secure in the backplane.
2Fasten the screws at both sides of the PSU panel with a flathead screwdriver.
3Check that the power switch on the panel is in the “OFF” position and the clamp holding the power cord connector is pulled up.
4Insert the AC power cord included with the switch into the socket on the PSU.
5Pull the clamp down to hold the power cord.
Replacing and Cleaning This section describes how to clean and replace the Switch 8800’s AC PSU air filter. the PCU’s Air Filter
c CAUTION: We strongly recommend that you clean the air filter semimonthly to guarantee adequate ventilation.
Removing and cleaning the air filter of PSU
1Hold the air filter by the upper and lower edges with your index finger and thumb.
2Gently pull the air filter out of the chassis.
3Take the black air filter mesh out.
4Clean and dry (but do not rub) the mesh.
5Place the dry black mesh back into position.
