Cisco Catalyst 9400 Series User Manual

--Retainer strip strapped into place1
Removing and Installing a DC-Input Power Supply Module
This section describes how to remove and install a DC-input power supply module.
Before you begin, read Power Connection Guidelines for DC-Powered Systems, on page 37.
Required Tools and Equipment
Obtain these tools:
• Number one Phillips screwdriver.
• 10 mm torque driver, with a three-inch shaft, at a minimum.
A torque driver helps tighten nuts in a precise manner and prevents overtightening.
• Nut driver, with a three-inch shaft, at a minimum, to loosen nuts.
• Wire-stripping tool.
• Wire-crimping tool.
Obtain the following parts for each DC-input power supply module you are going to install - they are not
shipped with the power supply module:
• Five standard, dual-hole crimp lugs that meet these specifications:
Cisco Catalyst 9400 Series Switches Hardware Installation Guide
110
Removing and Replacing FRUs
Removing and Installing a DC-Input Power Supply Module

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