Nortel BayStack 350 Series Manual

Contents

893-00992-E 4-1Chapter 4TroubleshootingThis chapter explains how to isolate and diagnose problems with the BayStack350 switch.This chapter is organized to help lead you through a logical process fortroubleshooting the BayStack 350 switch. For example, because the LEDs providevisual indications of problems, the section “LED Indications” on page 4-2 helpsyou to understand the various states that each LED can exhibit during operation.If you need more help in determining the problem, the section “Diagnosing andCorrecting the Problem” on page 4-4 provides a table that lists symptoms andcorrective actions you can perform to resolve specific problems. Subsequentsections provide step-by-step procedures for correcting the problems listed in thetable.Warning: To avoid bodily injury from hazardous electrical current, neverremove the top cover of the device. There are no user-serviceable componentsinside.