Cisco 3750G-12S - Catalyst Switch - Stackable Hardware Installation Manual page 123

Appendix C Connecting to DC Power
Identify the positive and negative feed positions for the terminal block connection. The wiring sequence
Step 3
is positive to positive and negative to negative for both the A and the B feed wires. The switch rear panel
identifies the positive and negative positions for both the A and B feed wires, as shown in
Figure C-5
S TA C K
3 6 - 7 2
3 .0 - 1 .5
Using a 18-gauge wire-stripping tool, strip each of the four wires coming from the DC-input power
Step 4
source to 0.27 inch (6.6 mm) ± 0.02 inch (0.5 mm), as shown in
inch (7.4 mm) of insulation from the wire. Stripping more than the recommended amount of wire can
leave exposed wire from the terminal block plug after installation.
Figure C-6
0.25 inch (6.3 mm) ± 0.02 inch (0.5 mm)
OL-6336-10
Positive and Negative Positions on the Switch Rear Panel
1
CO NS OL
S TA C K E
36 - 72
2
V
3. 0 - 1.
5A
B
–
+
A –
+
V
A
B
–
+
A –
+
Stripping the DC-Input Power Source Wire
Figure C-6. Do not strip more than 0.29
Catalyst 3750 Switch Hardware Installation Guide
Connecting to DC Power
Figure C-5.
C-5