Cisco Systems 7513 manual Removing Older Power Supplies

Removing Older Power Supplies

Removing Older Power Supplies

Follow these steps to remove an older power supply (Part Number 34-0049-01 or later):

	Step 1	Turn OFF (O) the system power switch on the power supply you plan to remove.
H3117	Step 2	If possible, turn OFF the circuit breaker to which the system is connected and tape the breaker switch in
		the OFF position.
	Warning	This unit might have more than one power cord. To reduce the risk of electric shock, disconnect the
		two power supply cords before servicing the unit. (To see translated versions of this warning, refer
		to page 19.)
	Step 3	Disconnect the power cable from the power receptacle of the power supply to be replaced.
	Step 4	Use the large slotted screwdriver to loosen the captive screw that secures the power supply to the chassis
		frame. (See .) Only loosen the captive screw of the power supply you are removing.
		Figure 8	Removing an Older Power Supply

AC	FAN OUTPUT
OK	OK	FAIL

H3029

I

0

Step 5 Grasp the power supply handle and pull the power supply about halfway out of the bay. Then with your other hand under the power supply, pull it completely out of the bay. (See .)

Upgrading the 1200-Watt, AC-Input Power Supplies in the Cisco 7513

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