Cisco 6509 - Catalyst Chassis Switch Installation Manual page 166

Removing and Installing the DC-Input Power Supplies
Figure 4-18 DC-Input Front Panel for 2700-W DC-Input Power Supply
1
4
1
Captive installation screw
2
DC power cable terminal block
3 Status LEDs
4 DC power cable terminal block cover
5
Cable holder cover
6 Ground terminal block
Remove the two screws securing each of the cable holder covers, and remove the cable holder covers off
Step 3
the cable holders. (See
Disconnect the DC-input wires from the terminal block
Step 4
• Positive (+)
• Negative (-)
Ground
•
Remove the two tie-wraps from the ground cable. If there is a long cable tie-wrap securing the cable
Step 5
holders as shown in
When installing the unit, always make the ground connection first and disconnect it last. Statement 42
Warning
Step 6 Loosen the captive installation screws on the power supply. (See
Caution Use both hands to install and remove power supplies. Each PWR-2700-DC/4 DC-input power supply
weighs 19.8 pounds (9.0 kg).
Catalyst 6500 Series Switches Installation Guide
4-26
P W R - 2
7 0 0 - D C
/4
-V E -1
-V E -1
-V E -2
-V E -2
A LL FA
S TE N E
R S M U
P R IO R
TO O P S T B E
E R A TI
N G TH
6
5
7
Figure 4-19.)
Figure 4-18, remove that as well.
Chapter 4 Removal and Replacement Procedures
2
3
IN P U T1
IN P U T2
O K
FA N
O U TP U
48 V- 60 O K
V T
O K
48 V- 60
FA IL
=4 0A
V
=4 0A
FU LL Y
E N G A
E P O W G E D
E R S U
P P LY
11
8
9
10
7
Cable holder cover
8
Cable holder
9 Tie-wrap
10 Cable holder
11 Tie-wrap
(Figure 4-19) in this order:
Figure 4-18.)
OL-5781-04