S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m .
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Cisco MDS 9500 Series Hardware Installation Guide
OL-17467-02
Chapter 2 Installing the Cisco MDS 9500 Series
Starting Up the Switch
Providing Power to a DC Power Supply in the Cisco MDS 9509 Director
Warning
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Statement 1003
Warning
When installing or replacing the unit, the ground connection must always be made first and
disconnected last.
Statement 1046
For more information on DC power supply for the MDS 9509 Director, see the
“System Grounding”
section on page 2-17
.
Figure 2-20
shows the 2500-W DC power supply.
Figure 2-20
2500-W DC Power Supply for the Cisco MDS 9509 Director
Note
Use 90-degree C fine-stranded copper conductors for North American installations.
To provide power to a DC power supply in a Cisco MDS 9509 Director, follow these steps:
Step 1
Ensure that all power is off. Locate the circuit breaker on the panel board that services the DC circuit.
Switch the circuit breaker to the off position, and then tape the switch handle of the circuit breaker in
the off position.
1
Terminal block cover
4
Power supply switch
2
Power supply LEDs
5
Terminal block
3
Captive screw
99360
INPUT
OK
FAN
OK
OUTPUT
FAIL
I
0
1
2
3
4
5