Chapter 5. Replacing Components
EK–SMCPR–UG. A01
5–23
5.10 AC Input Power Entry Controller
The ac input power entry controller provides all ac power distribution to the shelf power
supplies.
WARNING
Only qualified service personnel can replace an ac input
power entry controller.
To prevent the possibility of injury or death as a result of
electrical shock:
•
Always disconnect the ac power cord before removing an
ac input power entry controller.
•
Never touch the backplane connector or circuit board.
•
Always install the ac input power entry controller before
connecting the ac power cord.
Figure 5–8 Location of the AC Input Power Entry Controller
1
0
1
0
CXO5186C
AC input box
Retaining
screw (2X)
On/off switch
Power cord