Cisco 6503 - Catalyst Firewall Security Sys Installation Manual page 267

Chapter 4 Removal and Replacement Procedures
The 6000 W DC-input power supply provides voltages of 2800 W, 4500 W, or 6000 W for single and
Note
redundant configurations. Some configurations require cable tie-wraps, depending on available DC input
pairs.
Disconnect the DC-input wires from the terminal block in this order:
Step 5
• Positive (+)
• Negative (-)
Step 6 Disconnect the DC power supply ground.
When installing the unit, always make the ground connection first and disconnect it last. Statement 42
Warning
Figure 4-42
Input power
Power leads
attached to
terminal block
( - ) Negative
(+) Positive
( - ) Negative
(+) Positive
OL-5781-08
DC-Input Wire Connections for 6000-W DC-Input Power Supply (2800W DC-input
shown)
module
Power
CI SC O SY
ST EM S, IN
C
switch
Captive
installation
screw
Removing and Installing the DC-Input Power Supplies
Terminal
block cover
1
2
3
IN PU T
OK 4
FA N
OU TP UT
OK
FA IL
( ) Ground
Catalyst 6500 Series Switches Installation Guide
4-61