Cisco 6509 - Catalyst Chassis Switch Installation Manual page 186

Removing and Installing the DC-Input Power Supplies
From the left side of the power supply, connect the DC-input wires to the left power supply terminal
Step 10
block
Ground
1.
Negative (-)
2.
Positive (+)
3.
Note
From the left side of the power supply, connect the DC-input wires to the right power supply terminal
Step 11
block
Negative (-)
1.
Positive (+)
2.
Note
Figure 4-36 DC-Input Wire Connections for 4000 W Operation (Left-Side Power Bay)
Power leads
attached to
terminal block
(+) Positive
( - ) Negative
(+) Positive
( - ) Negative
Catalyst 6500 Series Switches Installation Guide
4-46
(Figure 4-36) in this order:
When you tighten the terminal nuts, make sure that they are snug. Do not overtighten them.
Overtightening the terminal nuts can break the terminal block. (Maximum torque:
36 inch-pounds.)
(Figure 4-36) in this order:
When you tighten the terminal nuts, make sure that they are snug. Do not overtighten them.
Overtightening the terminal nuts can break the terminal block. (Maximum torque:
36 inch-pounds.)
Terminal
Plastic
block cover
insulator
( ) Ground
Power
switch
Power leads
attached to
terminal block
Plastic
(+) Positive
insulator
( - ) Negative
I
0
INP UT OK
FAN OUT PUT
1
2
3 OK
Captive
installation
screw
Chapter 4 Removal and Replacement Procedures
Terminal
block cover
FAIL
( ) Ground
OL-5781-04