Cisco Systems 12012 manual Removing the System Grounding, System Grounding Receptacles

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Removing and Replacing a Card Cage Assembly

Removing the System Grounding

Your system might have two system grounding cable lugs attached to two system receptacles located on the card cage assembly side flanges between the air filter tray and the power supply bays. (Refer to Figure 12.) You must remove the system grounding connector before you can remove card cage assembly.

Figure 12 System Grounding Receptacles

H10899

System grounding

receptacles

Perform the following steps to remove a system grounding lug from the card cage assembly:

Step 1 Remove the two screws, washers, and nuts that secure the system grounding lug to the card cage assembly. (Refer to Figure 13.) Save the mounting hardware, you will use it in a later procedure.

Step 2 Remove the system grounding cable and set it aside.

Repeat Step 1 and Step 2 for a second system grounding connector.

20Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions

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Contents Product Overview Product Number GSR12-CARDCAGE=Cisco 12012-Front View Safety Guidelines Safety WarningsSafety with Equipment Safety with Electricity Tools and Parts Required Preventing Electrostatic Discharge DamageRemoving a Power Supply Removing and Replacing a Card Cage AssemblyPowering Down the Cisco Removing an AC-Input Power Supply Disconnecting an AC-Input Power SupplyRemoving an AC-Input Power Supply Removing a DC-Input Power Supply Removing a DC-Input Power Supply Removing the Cards From the Upper Card Cage Removing a Line Card From the Upper Card CageRemoving the Interface Cables From a Line Card Removing a RP From the Upper Card Cage Removing a Line Card From the Upper Card CageRemoving an Alarm Card From the Upper Card Cage Removing a RP From the Upper Card CageRemoving an Alarm Card Removing the Cards From the Lower Card CageOpening the Air Filter Tray Lower Card Cage Air Deflector Removing Cards From the Lower Card Cage Removing the System Grounding System Grounding ReceptaclesRemoving the Card Cage Assembly Removing a System Grounding CableRemoving the Card Cage Assembly From the Frame Installing a New Card Cage Assembly Replacing the Cards in the Lower Card CageReplacing the Cards in the Upper Card Cage Replacing a Line Card in the Upper Card CageRemoving and Replacing a Card Cage Assembly Attaching an Interface Cable to a Line Card Replacing the Alarm Card in the Upper Card Cage Replacing the RP in the Upper Card CageReplacing an AC-Input Power Supply Installing the System GroundingReplacing the Power Supplies Replacing a DC-Input Power Supply Installing a DC-Input Power Supply Checking the Installation FCC Class a Compliance Cisco Connection Online Cisco Connection Online