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Cisco 2811 Series Installing And Upgrading
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Cisco 2811 Series Installing And Upgrading

Cisco 2811: install guide
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See also: Operation , User Manual
Installing and Upgrading Fans in Cisco 2811

Series Routers

This document describes how to install or upgrade fans that are located internally within a Cisco 2811
series integrated services router. You need to remove the cover from the router to install or remove any
of these items. The document contains the following sections:
•
•
•
•
•
Before you begin the fan replacement procedure, disconnect the power and remove the cover, as
described in the
replacement procedure, install the chassis cover as described in the
section on page

Safety Warnings

This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the
Warning
absence of a suitably installed ground conductor. Contact the appropriate electrical inspection
authority or an electrician if you are uncertain that suitable grounding is available. Statement 1024
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Warning
Statement 1030
Before working on a system that has an on/off switch, turn OFF the power and unplug the power cord.
Warning
Statement 1
Corporate Headquarters:
Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA
© 2006 Cisco Systems, Inc. All rights reserved.
"Removing the Chassis Cover" section on page
13.
2. After you complete the fan
"Installing the Chassis Cover"

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Summary of Contents for Cisco 2811 Series

  • Page 1: Table Of Contents

    Installing and Upgrading Fans in Cisco 2811 Series Routers This document describes how to install or upgrade fans that are located internally within a Cisco 2811 series integrated services router. You need to remove the cover from the router to install or remove any of these items.

  • Page 2: Removing The Chassis Cover

    Removing the Cover from Cisco 2811 Routers To remove the chassis cover for a Cisco 2811 series router, follow these steps. You will need a number 2 Phillips screwdriver and a flat-blade screwdriver with a blade width of 1/4 ± 1/32 inch (5 to 7 mm).
  • Page 3 Step a. Rotating the Screwdriver to Loosen the Chassis Cover Step b. for the opposite side of the chassis. Installing and Upgrading Fans in Cisco 2811 Series Routers Removing the Chassis Cover above, rotate the screwdriver a quarter turn Figure...
  • Page 4 Lift the cover free of the router chassis. Step 6 Figure 3 Cisco 2811 Router—Cover in Position for Removal Installing and Upgrading Fans in Cisco 2811 Series Routers for one or both sides of the chassis. Figure Step 4, there may still be some friction to overcome as you...

  • Page 5: Locating The Fan

    Locating the Fan Figure 4 shows the locations of the fans in a Cisco 2811 series router. Figure 4 System fan Power supply fan The fan numbers in Figure 4 correllate to IOS show environment command numbers. The arrows Note show proper air flow.
  • Page 6 If the fan is difficult to grasp when sliding upward, use a flat-blade driver for leverage as shown Note Figure Installing and Upgrading Fans in Cisco 2811 Series Routers Figure 4 for the location of the fans. Disconnecting the System Fan Connector from the System Board...
  • Page 7 Place the fan in an antistatic bag to protect it from ESD damage. 78-17850-01 Using a Flat-Blade Screwdriver for Added Leverage When Removing the Fan Lifting and Tilting the Fan to Remove Tilt the fan toward chassis Installing and Upgrading Fans in Cisco 2811 Series Routers Installing and Removing the Fans...
  • Page 8 It is not necessary to disconnect the ribbon cable from the CompactFlash printed circuit board Note (PCB) or system board. Installing and Upgrading Fans in Cisco 2811 Series Routers Figure 4 for the location of the fans. Disconnecting the Power Supply Fan Connector...
  • Page 9 Remove the fan by placing a flat-blade screwdriver at the base of the plastic fan housing and lifting the Step 6 fan in a vertical position, as shown in 78-17850-01 Lifting the Ribbon Cable Figure Removing the Air Baffle Figure Installing and Upgrading Fans in Cisco 2811 Series Routers Installing and Removing the Fans...
  • Page 10 Figure 13 Step 8 Place the fan in an antistatic bag to protect it from ESD damage. Installing and Upgrading Fans in Cisco 2811 Series Routers Using a Flat-Blade Screwdriver to Lift the Fan Figure Disengaging the Fan from the Side Attachment Slots...
  • Page 11 78-17850-01 Figure 4 for the location of the fans. Positioning the Fan Figure Figure Installing and Upgrading Fans in Cisco 2811 Series Routers Installing and Removing the Fans Figure Figure 16), and slide the fan down over the locking...
  • Page 12 Angle the fan into the locking tabs, and verify that the fan has snapped into the locking tabs as shown in Step 3 Figure Figure 17 Installing and Upgrading Fans in Cisco 2811 Series Routers Inserting the Fan Fan Inserted Angling the Fan Into the Locking Tabs...

  • Page 13: Installing The Chassis Cover

    Installing the Chassis Cover The Cisco 2811 series router has a cover that slides into place after you position it flat on top of the chassis. To install the chassis cover on the router, follow these steps. You will need a number 2 flat-blade screwdriver.
  • Page 14 Step 3 CCVP, the Cisco logo, and Welcome to the Human Network are trademarks of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn is a service mark of Cisco Systems, Inc.; and Access Registrar, Aironet, Catalyst, CCDA, CCDP, CCIE, CCIP, CCNA, CCNP, CCSP, Cisco, the Cisco...