Cisco Systems Cisco 7513-MX, CISCO7576 Removing a Power Supply AC-Input Power Supplies Shown

Removing Power Supplies

Step 2 Disconnect the power supply cables from the power supplies.

•For DC-input power supplies, refer to the configuration note 1200-WattDC-Input Power Supply Replacement Instructions (Publication Number 78-1899-xx) that shipped with your Cisco 7513, Cisco 7513-MX, or Cisco 7576 chassis equipped with DC-input power supplies.

•For AC-input power supplies, refer to the configuration note 1200-WattAC-Input Power Supply Replacement Instructions (Publication Number 78-1900-xx) that shipped with your Cisco 7513, Cisco 7513-MX, or Cisco 7576 chassis equipped with AC-input power supplies.

Step 3 Use a large slotted screwdriver to loosen the captive screw that secures the power supply to the chassis frame. (See Figure 8.)

Figure 8 Removing a Power Supply (AC-Input Power Supplies Shown)

AC	FAN OUTPUT
OK	OK	AC	FAN	OUTPUT
		FAIL
		OK	OK	FAIL

POWER

A

I

I

0 0

Captive screws

POWER

B

H3117

Step 4 Grasp the power supply handle and pull the power supply about halfway out of the bay. With your other hand under the power supply, pull the power supply completely out of the bay. (See Figure 9.)

Figure 9 Supporting the Power Supply (AC-Input Power Supply Shown)

AC	FAN OUTPUT
OK	OK	FAIL

H3029

I

0

Cisco 7513, Cisco 7513-MX, and Cisco 7576 Card Cage and Backplane Assembly Replacement Instructions 13