Installing An Ac-Input Power Supply; Removing A Dc-Input Power Supply - Cisco SCE8000 Installation And Configuration Manual

Chapter 9 Removal and Replacement Procedures

Installing an AC-Input Power Supply

This product requires short-circuit (over current) protection, to be provided as part of the building
Warning
installation. Install only in accordance with national and local wiring regulations.
Step 1 Ensure that the system (earth) ground connection has been made. For ground connection instructions,
see
Step 2 Verify that the power switch is in the Off (0) position.
Step 3 Grasp both power supply handles, as shown in
bay. Make sure that the power supply is fully seated in the bay.
Step 4 Securely tighten the power supply captive installation screws. (See
Power supply captive installation screws must be tight to ensure protective grounding continuity.
Warning
Plug the power cord into the power supply.
Step 5
Connect the other end of the power cord to an AC-input power source.
Step 6
Caution In a system with dual power supplies, connect each power supply to a separate input source. In case of
a power source failure, the second source will most likely still be available.
Turn the switch on the power supply to the On (|) position.
Step 7
Verify power supply operation by checking the power supply LEDs.
Step 8
The power supply LEDs should be in the following states:
•
•
•
If the LEDs indicate a power problem, see
information.

Removing a DC-Input Power Supply

Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Warning
Voltage is present on the backplane when the system is operating. To reduce risk of an electric shock,
Warning
keep hands and fingers out of the power supply bays and backplane areas.
OL-16478-03
Connecting the System Ground, page 4-18
INPUT OK LED is green
FAN OK LED is green
OUTPUT FAIL LED is not lit
Removing and Replacing the Power Supply
Figure 9-2. Slide the power supply into the power supply
Figure
Identifying Startup Problems, page 8-6
Cisco SCE8000 Installation and Configuration Guide, Rel 3.1.7
9-1.)
for troubleshooting
9-5