Cisco Systems 1805 Manual De Usuario

This chapter describes how to install or upgrade modules that are located internally within the 
Cisco 1805 DOCSIS cable router: memory modules and advanced integration modules (AIMs). You 
need to remove the cover from the router to install or remove any of these items. The chapter contains 
the following sections:

Before you install, operate, or service the system, read the 

 for important safety information and translations of the warnings 

that appear in this guide. 

Before working on a system that has an on/off switch, turn OFF the power and unplug the power cord. 
Statement 1

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 power and ground and can 
cause serious burns or weld the metal object to the terminals. Statement 43

During this procedure, wear grounding wrist straps to avoid ESD damage to the card. Do not directly 
touch the backplane with your hand or any metal tool, or you could shock yourself. Statement 94

Do not work on the system or connect or disconnect cables during periods of lightning activity. 
Statement 1001