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Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions 9
Removing and Replacing a Card Cage Assembly
Step 7 Grasp the power supply handle and pull straight out to disconnect the power supply from
the backplane connector. Slide the power supply halfway out of the bay slot. (Refer to
Figure 3.)
Figure 3 Removing an AC-Input Power Supply
Caution The AC-input power supply weighs 18 lb (8 kg). Use two hands when handling the power
supply.
Step 8 Place your free hand underneath the power supply for support and slide the power supply
completely out of the bay slot. Set the power supply aside
Repeat Step 2 through Step 8 for the rest of the AC-input power supplies.
Note If there are any power supply blanks installed, remove them by loosening the captive screw
on the power supply blank faceplate. Slide the power supply blank out of the power supply bay slot.
Set the power supply blank aside; you will replace the power supply blank in the replacement card
cage assembly.
AC
OK
OUTPUT
FAIL
INPUT:
200 -240V
~
10 A
50/60 HZ
2000 W
AC
OK
OUTPUT
FAIL
INPUT:
200 -240V
~
10 A
50/60 HZ
2000 W
H10376
Use two hands to slide power supply out of bay
AC
OK
OUTPUT
FAIL
INPUT:
200 -240V
~
10 A
50/60 HZ
2000 W
AC-input
power
supply