Cisco Connection Online, page 33 Product Overview The Cisco 12012 has two card cages; the upper card cage and the lower card cage. (Refer to Figure 1.) The upper card cage has 12 user-configurable slots available for line cards and a route processor (RP).
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The switch fabric card contains only switch fabric circuitry. Below the lower card cage is a power supply bay. The Cisco 12012 can be configured for source AC or source DC operation. A system configured for source AC operation must have a minimum of two AC-input power supplies installed.
In addition, review the safety warnings listed in the document Regulatory Compliance and Safety Information for the Cisco 12012 Gigabit Switch Router (Document Number 78-4347-xx) that supports your Cisco 12012 before installing, configuring, or maintaining the router.
Carefully examine your work area for possible hazards such as moist floors, ungrounded power extension cables, and missing safety grounds. 4 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Este símbolo de aviso significa peligro. Existe riesgo para su integridad física.
Follow these basic guidelines when working with any electrical equipment: • Before beginning any procedures requiring access to the interior of the Cisco 12012, locate the emergency power-off switch for the room in which you are working. •...
You must remove all cards and power supplies from the old card cage assembly and install them in the replacement card cage assembly. The replacement card cage ships with a new air filter installed. 6 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions...
Store them carefully while you install the new card cage assembly in the frame, then replace the components in the new card cage assembly. Powering Down the Cisco 12012 Perform the following steps to power down the Cisco 12012: Turn the DC-input power supply power switch to the OFF (O) position (on AC-input Step 1 power supplies, turn the power switch counterclockwise to the STANDBY position) on all power supplies installed in the Cisco 12012.
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Loosen the captive screw on the power supply faceplate. (Refer to Figure 2e.) Step 6 Figure 2 Disconnecting an AC-Input Power Supply 8 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Turning the power supply switch to STANDBY also releases a latch that secures Release spring clip...
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Slide the power supply blank out of the power supply bay slot. Set the power supply blank aside; you will replace the power supply blank in the replacement card cage assembly. Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly INPUT:...
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Grasp the power supply handle and slide the power supply halfway out of the bay. (Refer to Figure 4.) 10 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Turning the power supply switch to OFF (O) releases a latch that secures the power...
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Set the power supply aside Repeat Step 2 through Step 6 for the rest of the DC-input power supplies. Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly...
• • 12 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions The line card’s slot number. When you install the line cards in the replacement card cage assembly, install them in the same card slots. The interface cable connections to the line card ports. You will reconnect the interface...
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Do not remove the vertical cable-management bracket from the line card. Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly Cable clip Cable clips...
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Disconnect all of the interface cables attached to RP interface connector. Carefully set the Step 2 interface cables aside. 14 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Line card...
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Disconnect any interface cables attached to the alarm card connectors. Step 2 Removing and Replacing a Card Cage Assembly Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions...
16 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Unlike the line cards and RP, the alarm card does not have card ejector levers. The...
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Damaging the honeycomb screen on the air filter tray or in the lower card cage could restrict the air flow causing an overtemperature condition in the Cisco 12012. Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly...
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Lift the air deflector up and secure it to the top of the lower card cage by turning the air deflector latch knob counterclockwise. (Refer to Figure 10.) Figure 10 Lower Card Cage Air Deflector Air deflector 18 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions latch Air filter tray Air deflector...
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Repeat Step 4 and Step 5 for the rest of the cards in the lower card cage. Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly Card ejector lever...
(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. 20 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions...
If you plan to return the old card cage assembly to the factory, repackage it in the shipping container you received with the replacement card cage assembly. Removing and Replacing a Card Cage Assembly System grounding receptacles Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions...
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Removing and Replacing a Card Cage Assembly Figure 14 Removing the Card Cage Assembly From the Frame Frame Front handle (2 places) Card cage assembly Captive screw (6 places) Handhold cutout 22 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions...
(Refer to Figure 10.) Lower card cage slots are keyed to prevent you from inserting cards in the wrong Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly...
Step 3 the front of the card cage, then stop. 24 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions When you install a clock and scheduler card or a switch fabric card in the lower Both types of cards have guide pins that make initial contact with the backplane...
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On line cards with multiple ports, route and connect the interface cables to the line Note cards starting at the bottom port and working up. Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly...
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(Refer to Figure 15c.) Avoid any kinks or sharp bends in the interface cable. Figure 15 Attaching an Interface Cable to a Line Card Chassis cable-management tray Interface cable Line card cable-management bracket 26 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Cable clip Cable clips...
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Connect any external devices to their respective connectors on the alarm card Step 6 Adjust the interface cable in the vertical cable bracket cable clips to prevent any Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly...
EMI considerations. 28 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions The power supply bay positions are designated A1, A2, B1, and B2, from left to...
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All electrical connections between the power supply and the backplane are made Do not turn on the power supply power switch at this time. Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly...
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(Refer to Figure 16.) Stop when the power supply captive jackscrew makes contact with the front of the power supply bay. Figure 16 Installing a DC-Input Power Supply DC-input power supply 30 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Use two hands to slide power supply into bay...
The air deflector in the lower card cage is down, resting on its stops. The air filter tray is up and the two captive screws are tightened. Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions Removing and Replacing a Card Cage Assembly...
If the power supplies do not power up, or if the system or any interfaces do not initialize properly, refer to the Cisco 12012 Gigaswitch Router Installation and Configuration Guide that shipped with your router for additional information and installation troubleshooting procedures. If you are still unable to resolve the problem, contact your service representative for assistance.
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