Cisco 6503 - Catalyst Firewall Security Sys Installation Manual page 254

Removing and Installing the DC-Input Power Supplies
Figure 4-33
+
-
+
-
0
Tighten the power supply captive installation screw.
Step 6
Remove the two screws that secure the outer terminal block cover. Lift the cover up to detach the cover
Step 7
tabs from the slots in the power supply. Set the cover and the screws aside.
Remove the two screws that secure the left inner terminal block cover. Lift up on the cover to detach the
Step 8
cover tab from the slot in the power supply. Set the cover and the screws aside.
Remove the one screw that secures the right inner terminal block cover. Lift up on the cover to detach
Step 9
the cover tab from the slot in the power supply. Set the cover and the screw aside.
Remove the two plastic insulators from the plastic bag that shipped with the power supply. Position the
Step 10
larger plastic insulator (eight holes) over terminal block VE-1/VE-2. Align the holes in plastic with the
terminal block posts. The end flap on the insulator should face away from the DC source cable entry
direction.
Position the smaller plastic insulator (four holes) over the four-post terminal block VE-3. Align the holes
Step 11
in the plastic with the terminal block posts. The end flap on the insulator should face away from the
source DC cable entry direction.
Fold the end flaps down on both insulators to cover the open side of the terminal block (opposite side
Step 12
from cable entry).
Note
Catalyst 6500 Series Switches Installation Guide
4-48
Handling a 4000 W DC-Input Power Supply
VE-1
+ VE-3
VE-1
- VE-3
VE-2
VE-2
I
INPU T OK
FAN OUTP UT
1
2
3 OK FAIL
Be sure to place a plastic insulator over both terminal blocks, even though you might not attach
source DC cables to the terminal block; installing both of the insulators ensures that they are
available for future use.
Chapter 4 Removal and Replacement Procedures
OL-5781-08