Cisco 2811 - Voice Security Bundle Router Hardware Manual page 171

Replacing the Power Supply
Figure 42 Removing the Bezel from a Cisco 2821 or Cisco 2851 Router
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Plastic bezel
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2
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Pull top of bezel away from chassis Slide bezel to release it from chassis
Installing and Upgrading Internal Modules in Cisco 2800 Series Routers
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