Cisco 4948 Installation Guide - Page 3
Contents, Obtaining Documentation and Submitting a Service Request - switches
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1 C H A P T E R 2 C H A P T E R CONTENTS Preface ix Audience ix Organization ix Related Documentation x Command Syntax Conventions x Statement 1071-Warning Definition ixi Obtaining Documentation and Submitting a Service Request xvi Product Overview 1-1 Features 1-3 Physical and Environmental Specifications 1-7 Fan Tray 1-8 Catalyst 4948E Fan Tray (WS-X4993=) 1-8 Catalyst 4948E-F Fan Tray (WS-X4993-F=) 1-9 Front Panel LEDs 1-11 Preparing for Installation 2-1 Safety 2-1 Site Requirements 2-2 Rack-Mounting Guidelines 2-2 Temperature 2-3 Air Flow 2-4 Humidity 2-5 Altitude 2-5 Dust and Particulates 2-5 Corrosion 2-6 Electromagnetic and Radio Frequency Interference 2-6 Shock and Vibration 2-7 Power Source Interruptions 2-7 OL-21561-02 Catalyst 4948E and Catalyst 4948E-F Switch Installation Guide iii
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