Removing and Replacing a Card in the Lower Card Cage
Step 3 To gain access to the lower card cage, loosen the two captive screws on the front of the air filter tray and pivot the tray down, away from the lower card cage. (Refer to Figure 3.)
Figure 3 Opening the Air Filter Tray
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| ROUTE PROCESSOR | Q | ENABLEDFAIL |
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| ALARM | 2 | SFC | ||||
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Air deflector |
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| Honeycomb |
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| screen |
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Captive | Air filter |
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| H10472 |
screw | tray |
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| Air filter |
| Captive |
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| screw |
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Caution To prevent damage, do not place any tools on the air filter tray or in the lower card cage. 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.
8Cisco 12012 Gigabit Switch Router Switch Fabric Cards Replacement Instructions
