Juniper EX9251 Manuals

Manuals and User Guides for Juniper EX9251. We have 2 Juniper EX9251 manuals available for free PDF download: Hardware Manual, Quick Start

Juniper EX9251 Hardware Manual (217 pages)

Brand: Juniper | Category: Switch | Size: 4.15 MB

Table of Contents
3
About this Guide
9
Overview
10
EX9251 System Overview
11
EX9251 Switch Hardware Overview
11
EX9251 Switch Models
16
EX9251 Switch Hardware and CLI Terminology Mapping
16
EX9251 Chassis
18
Chassis Physical Specifications of an EX9251 Switch
19
Field-Replaceable Units in an EX9251 Switch
19
Leds on the Front Panel of an EX9251 Switch
21
EX9251 Cooling System
28
EX9251 Power System
32
Power Supplies in an EX9251 Switch
32
AC Power Cord Specifications for an EX9251 Switch
37
Power Requirements for EX9251 Switch Components
40
Power Supply Specifications for EX9251 Switches
41
Site Planning, Preparation, and Specifications
44
Site Preparation Checklist for an EX9251 Switch
45
EX9251 Site Guidelines and Requirements
46
Environmental Requirements and Specifications for EX Series Switches
47
General Site Guidelines
53
Site Electrical Wiring Guidelines
54
Clearance Requirements for Airflow and Hardware Maintenance for EX9251 Switches
55
Rack and Cabinet Requirements for EX9251 Switches
57
EX9251 Network Cable and Transceiver Planning
60
Pluggable Transceivers Supported on EX9251 Switches
60
SFP+ Direct Attach Copper Cables for EX Series Switches
61
QSFP+ Direct Attach Copper Cables for EX Series Switches
64
Overview of EX Series Switches: Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion
65
Calculate the Fiber-Optic Cable Power Budget for EX Series Devices
67
Calculating the Fiber-Optic Cable Power Margin for EX Series Devices
68
EX9251 Management Cable Specifications and Pinouts
70
Management Cable Specifications
70
Specifications of Cables and Wires that Connect to Ports on the Front Panel in an EX9251 Switch
71
Grounding Cable and Lug Specifications for EX9251 Switches
71
USB Port Specifications for an EX Series Switch
73
Console Port Connector Pinout Information for an EX9251 Switch
73
RJ-45 to DB-9 Serial Port Adapter Pinout Information
75
RJ-45 Management Port Connector Pinout Information
75
Initial Installation and Configuration
77
Unpacking and Mounting the EX9251 Switch
78
Unpacking an EX9251 Switch
78
Parts Inventory (Packing List) for an EX9251 Switch
79
Register Products-Mandatory to Validate Slas
81
Installing and Connecting an EX9251 Switch
81
Mounting an EX9251 Switch on a Rack or Cabinet
82
Mounting an EX9251 Switch on a 19-In. Rack
83
Installing an EX9251 Switch in an ETSI Rack
86
Connecting the EX9251 to Power
91
Connect Earth Ground to an EX Series Switch
91
Connecting AC Power to an EX9251 Switch and Powering on the Switch
101
Connecting DC Power to an EX9251 Switch and Powering on the Switch
104
Connecting the EX9251 to External Devices
108
Connect a Device to a Network for Out-Of-Band Management
109
Connect a Device to a Management Console Using an RJ-45 Connector
109
Connecting the EX9251 Switch to External Clocking and Timing Devices
111
Connecting 1-PPS and 10-Mhz Timing Devices to the Switch
112
Connecting a Time-Of-Day Device to the Switch
113
Connecting a BITS External Clocking Device to the Switch
113
Connecting the EX9251 to the Network
114
Install a Transceiver
114
Connect a Fiber-Optic Cable
117
Configuring Junos os on the EX9251
118
EX9251 Switch Default Configuration
118
Connecting and Configuring an EX9251 Switch (CLI Procedure)
119
Maintaining Components
124
Routine Maintenance Procedures for EX9251 Switches
125
Maintaining the Routing Engine in EX9251 Switches
126
Maintaining the EX9251 Cooling System
127
Removing a Fan Tray from an EX9251 Switch
127
Installing a Fan Tray in an EX9251 Switch
128
Maintaining Fan Trays in EX9251 Switches
130
Maintaining the EX9251 Power System
131
Powering off an EX9251 Switch
131
Removing an AC Power Supply from an EX9251 Switch
132
Installing an AC Power Supply in an EX9251 Switch
134
Removing a DC Power Supply from an EX9251 Switch
135
Installing a DC Power Supply in an EX9251 Switch
137
Maintaining Power Supplies in EX9251 Switches
139
Maintaining Transceivers
141
Remove a Transceiver
141
Install a Transceiver
144
Remove a QSFP28 Transceiver
146
Install a QSFP28 Transceiver
148
Maintain Fiber-Optic Cables
150
Connect a Fiber-Optic Cable
151
Disconnect a Fiber-Optic Cable
152
How to Handle Fiber-Optic Cables
152
Troubleshooting Hardware
154
Troubleshooting EX9251 Components
155
Troubleshooting the Cooling System in an EX9251 Switch
155
Troubleshooting Power Supplies in an EX9251 Switch
156
Troubleshoot Temperature Alarms in EX Series Switches
158
Contacting Customer Support and Returning the Chassis or Components
165
Returning an EX9251 Chassis or Components
166
Returning an EX9251 Switch or Component for Repair or Replacement
166
Locating the Serial Number on an EX9251 Switch or Component
167
Locating the Serial Number ID Label on an EX9251 Switch Chassis
167
Locating Serial Number ID Labels on FRU Components
168
Contact Customer Support to Obtain a Return Material Authorization
169
Packing an EX9251 Switch or Component
170
Packing an EX9251 Switch
171
Packing EX9251 Switch Components for Shipping
172
Safety and Compliance Information
173
General Safety Guidelines and Warnings
175
Definitions of Safety Warning Levels
176
Qualified Personnel Warning
178
Warning Statement for Norway and Sweden
178
Fire Safety Requirements
179
Installation Instructions Warning
180
Chassis and Component Lifting Guidelines
181
Restricted Access Warning
181
Ramp Warning
183
Rack-Mounting and Cabinet-Mounting Warnings
183
Grounded Equipment Warning
187
Radiation from Open Port Apertures Warning
188
Laser and LED Safety Guidelines and Warnings
189
Maintenance and Operational Safety Guidelines and Warnings
192
General Electrical Safety Guidelines and Warnings
198
Action to Take after an Electrical Accident
199
Prevention of Electrostatic Discharge Damage
200
AC Power Electrical Safety Guidelines
201
AC Power Disconnection Warning
202
DC Power Electrical Safety Guidelines
203
DC Power Disconnection Warning
204
DC Power Grounding Requirements and Warning
206
DC Power Wiring Sequence Warning
206
DC Power Wiring Terminations Warning
208
Multiple Power Supplies Disconnection Warning
209
TN Power Warning
210
Agency Approvals for EX9251 Switches
211
Compliance Statements for EMC Requirements for EX Series Switches
213
Compliance Statements for Acoustic Noise for EX Series Switches
217

Juniper EX9251 Quick Start (4 pages)

Brand: Juniper | Category: Switch | Size: 1.22 MB

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Juniper EX9251 Hardware Manual (217 pages)

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Juniper EX9251 Quick Start (4 pages)

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