3Com 7000 Switch User Manual


 
48
C
HAPTER
4: I
NSTALLING
AND
C
ONNECTING
C
ORE
B
UILDER
M
ODULES
Plugging in the Unit
To plug in the unit:
1
Plug the power cord into the power source.
2
Plug the other end of the cord into the AC inlet located in the topmost
section of the CoreBuilder 7000 family ATM switch front panel. Make
sure the power cord is fully seated. A green power LED on the power
supply should be lit. The unit is automatically powered up when the
power cord is plugged in.
3
Be certain that the fans are working. If the fans are not working, unplug
the unit immediately and see “Fans do not rotate” on page 94
.