Cisco Catalyst 9400 Series User Manual

Removing and Replacing FRUs 85
CHAPTER 6
Removing and Installing a Fan Tray 85
Enabling the Service Mode Before Removing a Fan Tray 86
Removing a Fan Tray from the Front 86
Installing a Fan Tray from the Front 90
Removing a Fan Tray from the Rear 91
Installing a Fan Tray from the Rear 94
Verifying Fan Tray Installation 95
Removing and Installing a Power Supply Module 96
Removing and Installing an AC-Input Power Supply Module 98
Removing an AC-Input Power Supply Module 98
Installing an AC-Input Power Supply Module 102
Power Cord Retainer Mechanism 105
Removing and Installing a DC-Input Power Supply Module 110
Required Tools and Equipment 110
Removing a DC-Input Power Supply Module 111
Installing a DC-Input Power Supply Module 117
Removing and Installing a Power Supply Blank 125
Verifying the Power Supply Module Installation 127
Troubleshooting 129
CHAPTER 7
About this Section 129
System Boot Verification 129
Using LEDs to Identify Startup Problems 130
System Messages 131
Troubleshooting with Software 131
Troubleshooting a Power Supply Module 132
Useful Cisco IOS Commands - Power Supply 132
Troubleshooting an AC-Input Power Supply 132
Troubleshooting a DC-Input Power Supply 133
Restoring the Default Mode of the Power Button for a DC Power Supply Module 134
Troubleshooting the Fan Tray Assembly 135
Useful Cisco IOS Commands - Fan Tray Assembly 137
Cisco Catalyst 9400 Series Switches Hardware Installation Guide
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Contents

Cisco Catalyst 9400 Series Specifications

General

Series	Catalyst 9400 Series
Form Factor	Rack-mountable
Operating System	Cisco IOS XE
Uplink Options	40G and 100G uplinks
Stacking	Not supported
Layer Support	Layer 2 and Layer 3
Operating Temperature	0°C to 40°C (32°F to 104°F)
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Humidity	5% to 90% noncondensing
Power Supply Options	AC and DC power supplies
Redundancy	Power supply, supervisor engine
Modular Slots	7 or 10
MAC Address Table Size	256, 000
Security Features	ACLs, TrustSec, MACsec
Management	CLI, SNMP, NETCONF, RESTCONF, Cisco DNA Center