Cisco Catalyst 4900M Installation Manual page 58
Catalyst 4900m switch
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Also See for Catalyst 4900M:
- Installation manual (128 pages) ,
- Troubleshooting manual (6 pages) ,
- Configuration handbook (359 pages)
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Connecting DC Power to the Catalyst 4900M Switch
Figure 3-7
DC Power Supply
2
1
4
5
Step 4
Step 5
Step 6
Step 7
Step 8
Cisco Catalyst 4900M Switch Installation Guide
3-14
6
1
Captive screw
2
Handle
3
On/off switch
4
Ground terminal
Connect the positive and negative power cables into the power supplies using a
number 2 Phillips screwdriver.
The DC power cables may use AWG #10 to AWG #12 wire.
Note
Replace the safety cover over the power terminals.
Connect the other end of the power cables to an DC-power input source. If both
power supplies will be used, make sure they are on different circuits.
Turn on the power from the power source. Turn the DC supply on/off switch to
ON.
Verify power supply operation by looking at the front panel power supply LEDs:
The PS1 or PS2 LED is green when the power supply is functioning normally.
•
The PS1 or PS2 LED is red when the power supply is not functioning
•
normally.
3
7
8
5
Positive terminals
6
Negative terminals
7
INPUT OK LED
8
OUTPUT OK LED
Chapter 3
Installing the Switch
1
2
78-18350-01
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Troubleshooting
