Cisco 6503 - Catalyst Firewall Security Sys Installation Manual page 276

Removing and Installing the DC-Input Power Supplies
Figure 4-50
Input power
module
Power leads
attached to
terminal block
( - ) Negative
(+) Positive
( - ) Negative
(+) Positive
( - ) Negative
(+) Positive
( - ) Negative
(+) Positive
From the left side of the power supply, connect each of the DC-input wires to the terminal block in
b.
this order (see
Note
Wire for 2800 W (right side of power supply bay) as follows:
Step 9
From the right side of the power supply, connect the ground wire to the ground (see
a.
Catalyst 6500 Series Switches Installation Guide
4-70
DC-Input Wire Connections for 6000-W DC-Input Power Supply for Left Side of Power
Bay
block cover
Power
CI SC O SY
ST EM S, IN
C
switch
Captive
installation
screw
Figure 4-47 and
Negative (-)
Positive (+)
When you tighten the terminal nuts, make sure they are snug. Do not over tighten them.
Recommended torque strength is 20 inch-pounds. Over tightening the terminal nuts can
break the terminal block (Maximum torque: 36 inch-pounds).
Chapter 4
Terminal
1
2
3
IN PU T
OK 4
FA N
OK OU TP UT
FA IL
( ) Ground
Figure 4-50):
Removal and Replacement Procedures
Figure 4-51).
OL-5781-08