Cisco 2851 Series - Manuals

Page 2 - Safety Warnings and Guidelines; Safety Warnings

2 Installing and Upgrading Fans in the Cisco 2821 and Cisco 2851 Series Routers 78-18643-02 Safety Warnings and Guidelines Safety Warnings and Guidelines This section provides the safety warnings and guidelines for working with the Cisco 2821 and Cisco 2851 series routers. It contains the following ...

Page 3 - Statement 1071—Warning Definition

3 Installing and Upgrading Fans in the Cisco 2821 and Cisco 2851 Series Routers 78-18643-02 Safety Warnings and Guidelines Statement 1071—Warning Definition Warning IMPORTANT SAFETY INSTRUCTIONS This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work ...

Page 9 - Safety Guidelines; Safety with Electricity

9 Installing and Upgrading Fans in the Cisco 2821 and Cisco 2851 Series Routers 78-18643-02 Safety Warnings and Guidelines Warning Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces, and watches). Metal objects will heat up when connected to powe...

Page 10 - Preventing Electrostatic Discharge Damage; Items in the Fan Replacement Kit

10 Installing and Upgrading Fans in the Cisco 2821 and Cisco 2851 Series Routers 78-18643-02 Items in the Fan Replacement Kit • If an electrical accident occurs, proceed as follows: – Use caution, and do not become a victim yourself. – Turn off power to the system. – If possible, send another person...

Page 12 - Removing the Router Cover

12 Installing and Upgrading Fans in the Cisco 2821 and Cisco 2851 Series Routers 78-18643-02 Upgrading the Cisco 2821 and Cisco 2851 Fan Unit Removing the Router Cover To access the Cisco 2821 or Cisco 2851 fan unit, you must first remove the bezel and then remove the router cover. The bezel is the ...

Page 16 - Removing the Fan Unit

16 Installing and Upgrading Fans in the Cisco 2821 and Cisco 2851 Series Routers 78-18643-02 Upgrading the Cisco 2821 and Cisco 2851 Fan Unit Removing the Fan Unit After you remove the router cover, follow these steps to remove the fan unit. Note Before you begin, read the safety warnings as describ...

Page 18 - Installing the Fan Unit

18 Installing and Upgrading Fans in the Cisco 2821 and Cisco 2851 Series Routers 78-18643-02 Upgrading the Cisco 2821 and Cisco 2851 Fan Unit Installing the Fan Unit Follow these steps to install the fan unit. Note Before you begin, read the safety warnings as described in the “Safety Warnings and G...

Page 19 - Replacing the Router Cover

19 Installing and Upgrading Fans in the Cisco 2821 and Cisco 2851 Series Routers 78-18643-02 Upgrading the Cisco 2821 and Cisco 2851 Fan Unit Replacing the Router Cover Note Before you begin, read the safety warnings as described in the “Safety Warnings and Guidelines” section on page 2 . To replace...