Juniper EX4200 Series

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PART 6

Troubleshooting Switch Components

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Troubleshooting Switch Components on page 193

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Table of Contents7
About this Topic Collection19
How to Use this Guide19
List of EX Series Guides for Junos os Release 10.319
Component Descriptions19
Downloading Software21
Documentation Symbols Key22
Documentation Feedback23
Requesting Technical Support24
Self-Help Online Tools and Resources24
Opening a Case with JTAC24
Switch and Components Overview and Specifications25
EX3200 and EX4200 Switches Overview25
EX3200 and EX4200 Switches Overview27
EX3200 and EX4200 Switches Hardware Overview27
EX3200 and EX4200 Switch Types27
EX3200 Switches28
EX4200 Switches28
Uplink Modules29
Power over Ethernet (Poe) Ports29
EX3200 and EX4200 Switches Overview29
EX3200 Switch Models30
EX4200 Switch Models30
Table 1: EX3200 Switch Models30
Table 2: EX4200 Switch Models30
Chassis Physical Specifications for EX3200 and EX4200 Switches31
Front Panel of an EX3200 Switch31
Table 3: Physical Specifications of the EX3200 and EX4200 Switch Chassis31
Rear Panel of an EX3200 Switch32
Figure 1: EX3200 Switch with 48 Gigabit Ethernet Ports32
Figure 2: EX3200 Switch with 24 Gigabit Ethernet Ports32
Front Panel of an EX4200 Switch33
Figure 3: EX3200 Switch Rear Panel33
Figure 4: EX4200 Switch with 48 Gigabit Ethernet Ports34
Figure 5: EX4200 Switch with 24 Gigabit Ethernet Ports34
Figure 6: EX4200-24F Switch with 24 SFP Ports34
Figure 8: LCD Panel in EX3200 and EX4200 Switches34
Rear Panel of an EX4200 Switch35
Figure 7: EX4200 Switch Rear Panel35
Component Descriptions37
LCD Panel in EX3200 and EX4200 Switches37
LCD Panel Modes38
LCD Panel Menus39
Component Descriptions39
Table 4: LCD Panel Menu Options in EX3200 and EX4200 Switches39
Field-Replaceable Units in EX3200 and EX4200 Switches42
Chassis Status Leds in EX3200 Switches43
Figure 9: Chassis Status Leds in an EX3200 Switch43
Table 5: Chassis Status Leds in an EX3200 Switch43
Chassis Status Leds in EX4200 Switches44
Figure 10: Chassis Status Leds in an EX4200 Switch44
Table 6: Chassis Status Leds in an EX4200 Switch44
Network Port Leds in EX3200 and EX4200 Switches45
Figure 11: Leds on the Network Ports on the Front Panel45
Figure 12: Leds on the Uplink Module Ports on the SFP Uplink Module45
Figure 13: Leds on the Uplink Module Ports on the SFP+ Uplink Module46
Figure 14: Leds on the Uplink Module Ports on the XFP Uplink Module46
Table 7: Link/Activity LED on Network Ports in EX3200 and EX420046
Table 8: Status LED on Network Ports in EX3200 and EX4200 Switches48
Management Port Leds in EX3200 and EX4200 Switches49
Figure 15: Leds on the Management Port on an EX3200 Switch50
Figure 16: Leds on the Management Port on an EX4200 Switch50
Table 9: Link/Activity LED on the Management Port on EX3200 and EX420050
Table 10: Status LED on the Management Port on EX3200 and EX420050
Power Supply in EX3200 and EX4200 Switches51
Figure 17: 320 W AC Power Supply in EX3200 and EX4200 Switches52
Figure 18: 600 W and 930 W AC Power Supplies in EX3200 and EX420052
Figure 19: DC Power Supply in EX3200 and EX4200 Switches52
Table 11: Minimum Power Requirements for an EX3200 Switch52
Table 12: Minimum Power Requirements for an EX4200 Switch53
AC Power Supply Leds in EX3200 and EX4200 Switches54
DC Power Supply Leds in EX3200 and EX4200 Switches54
Table 13: AC Power Supply Leds in EX3200 and EX4200 Switches54
Cooling System and Airflow in an EX3200 Switch55
Table 14: DC Power Supply Leds in EX3200 and EX4200 Switches55
Figure 20: Fan Tray Used in an EX3200 Switch56
Figure 21: Airflow through the EX3200 Switch Chassis56
Cooling System and Airflow in an EX4200 Switch57
Figure 22: Fan Tray Used in an EX4200 Switch57
Figure 23: Airflow through the EX4200 Switch Chassis57
Uplink Modules in EX3200 and EX4200 Switches58
SFP Uplink Module59
Figure 24: SFP Uplink Module59
Figure 25: SFP+ Uplink Module60
XFP Uplink Module61
Figure 26: XFP Uplink Module61
Component Specifications63
USB Port Specifications for an EX Series Switch63
Network Port Connector Pinout Information for an EX3200 or EX420063
Switch63
Table 15: Network Port Connector Pinout Information for an EX3200 or EX420064
Console Port Connector Pinout Information for an EX Series Switch65
Switch65
Component Specifications65
Table 16: EX Series Switches Console Port Connector Pinout Information65
Table 17: Management Port Connector Pinout Information for EX3200 and EX4200 Switches66
Optical Interface Support in EX3200 and EX4200 Switches67
Table 18: Optical Interface Support and Copper Interface Support for Gigabit Ethernet SFP Transceivers in EX3200 and EX4200 Switches68
Table 19: Optical Interface Support for Fast Ethernet SFP Transceivers in EX3200 and EX4200 Switches79
Table 20: Optical Interface Support for Gigabit Ethernet SFP+ Transceivers in85
Table 21: Optical Interface Support for Gigabit Ethernet XFP Transceivers in90
SFP+ Direct Attach Cables for EX Series Switches93
Cable Specifications94
Table 22: SFP+ Direct Attach Cable Specifications95
Standards Supported by These Cables97
Table 23: Uplink Modules Connector Pinout Information for EX3200 and EX420097
Switches98
Virtual Chassis Ports Connector Pinout Information for EX4200 Switches105
Table 24: Virtual Chassis Ports (Vcps) Connector Pinout Information105
Planning for Switch Installation109
Site Preparation111
Site Preparation Checklist for EX3200 and EX4200 Switches111
Table 25: Site Preparation Checklist111
General Site Guidelines for EX Series Switches113
Site Electrical Wiring Guidelines for EX Series Switches113
Environmental Requirements and Specifications for EX Series Switches114
Table 26: Site Electrical Wiring Guidelines114
Table 27: EX Series Switch Environmental Tolerances115
Mounting and Clearance Requirements117
Rack Requirements for EX3200 and EX4200 Switches117
Table 28: Rack Requirements and Specifications for the Switch117
Cabinet Requirements for EX3200 and EX4200 Switches118
Wall119
Table 29: Cabinet Requirements and Specifications for the Switch119
Clearance Requirements for Airflow and Hardware Maintenance for EX3200 and EX4200 Switches120
Figure 27: Clearance Requirements for Airflow and Hardware Maintenance for120
Figure 28: Airflow through the EX3200 Switch Chassis121
Figure 29: Airflow through the EX4200 Switch Chassis122
Cable Specifications123
Network Cable Specifications for EX3200 and EX4200 Switches123
Planning Power Requirements125
Power Specifications for EX3200 and EX4200 Switches125
Table 30: AC Power Supply Electrical Specifications for EX3200 and EX4200125
Table 31: DC Power Supply Electrical Specifications for EX3200 and EX4200125
AC Power Cord Specifications for EX3200 and EX4200 Switches126
Table 32: AC Power Cord Specifications126
Figure 30: AC Plug Types127
Switch129
Planning the Virtual Chassis130
Virtual Chassis Cabling Configuration Examples for EX4200 Switches131
Figure 31: EX4200 Switches Mounted on a Single Rack and Connected in a Ring131
Figure 32: EX4200 Switches Mounted on a Single Rack and Connected in a Ring132
Figure 33: EX4200 Switches Mounted on a Single Rack and Connected in a Ring Topology Using Short and Medium Cables132
Figure 34: EX4200 Switches Mounted on Adjacent Racks and Connected in a132
Procedure)133
Adding a New Switch to an Existing Virtual Chassis Configuration Within the same Wiring Closet133
Figure 35: EX4200 Switches Mounted on Adjacent Racks and Connected in a133
Adding a New Switch from a Different Wiring Closet to an Existing Virtual Chassis Configuration134
Adding a New Switch to an Existing Preprovisioned Virtual Chassis Configuration Using Autoprovisioning136
Installing and Connecting the Switch and Switch Components139
Installing the Switch141
Installing and Connecting an EX3200 or EX4200 Switch141
Unpacking an EX3200 or EX4200 Switch142
Figure 36: Unpacking an EX3200 or EX4200 Switch143
Table 33: Inventory of Components Provided with an EX3200 or EX4200143
Mounting an EX3200 or EX4200 Switch144
Mounting an EX3200 or EX4200 Switch on a Desk or Other Level Surface145
Figure 37: Attaching Rubber Feet to an EX3200 or EX4200 Switch Chassis145
Mounting an EX3200 or EX4200 Switch on Two Posts in a Rack or Cabinet146
Figure 38: Attaching the Mounting Bracket Along the Front of the Switch147
Mounting an EX3200 or EX4200 Switch on Four Posts in a Rack or Cabinet148
Figure 39: Mounting the Switch on Two Posts in a Rack148
Figure 40: Attaching the Front Bracket to the Side-Rail Bracket150
Figure 41: Attaching the Side-Rail Bracket to the Switch Chassis150
Figure 42: Mounting the Switch to the Front Posts in a Rack151
Figure 43: Sliding the Rear Brackets to the Rear of a Four-Post Rack151
Mounting an EX3200 or EX4200 Switch in a Recessed Position in a Rack or Cabinet152
Mounting an EX3200 or EX4200 Switch on a Wall152
Figure 44: Attaching Wall-Mount Brackets to an EX3200 or EX4200 Switch153
Figure 45: Mounting an EX3200 or EX4200 Switch on a Wall154
Installing Switch Components155
Installing and Removing EX3200 and EX4200 Switch Hardware155
Components155
Installing a Power Supply in an EX3200 or EX4200 Switch156
Installing a Fan Tray in an EX3200 or EX4200 Switch157
Figure 46: Installing a Power Supply in an EX3200 or EX4200 Switch157
Figure 47: Installing a Fan Tray in an EX3200 Switch158
Figure 48: Installing a Fan Tray in an EX4200 Switch158
Installing an Uplink Module in an EX3200 or EX4200 Switch159
Figure 49: Installing an Uplink Module in an EX3200 or EX4200 Switch160
Installing a Transceiver in an EX Series Switch161
Figure 50: Installing a Transceiver in an EX Series Switch162
Connecting a Virtual Chassis Cable to an EX4200 Switch163
Figure 51: Connecting a Virtual Chassis Cable to an EX4200 Switch164
Connecting the Switch165
Connecting Earth Ground to an EX Series Switch165
Figure 52: Connecting a Grounding Cable to an EX Series Switch165
Connecting Earth Ground to an EX2200 or EX3200 Switch166
Connecting Earth Ground to an EX4200 Switch167
Connecting Earth Ground to an EX4500 Switch168
Figure 53: Connecting the Grounding Lug to an EX4200 Switch on a Four-Post168
Connecting Earth Ground to an EX8208 Switch169
Connecting Earth Ground to an EX8216 Switch170
Connecting AC Power to an EX3200 or EX4200 Switch171
Figure 54: Connecting the AC Power Cord Retainer Clip to an AC Power Supply in an EX3200 or EX4200 Switch172
Figure 55: Connecting an AC Power Cord to an AC Power Supply in an EX3200 or EX4200 Switch172
Connecting DC Power to an EX3200 or EX4200 Switch173
Figure 56: DC Power Supply in an EX3200 or EX4200 Switch173
Figure 57: Removing the Terminal Block Cover from a DC Power Supply in an EX3200 or EX4200 Switch174
Figure 58: Securing Ring Lugs to the Terminals on the DC Power Supply in an EX3200 or EX4200 Switch175
Connecting an EX Series Switch to a Network for Out-Of-Band Management176
Figure 59: Ethernet Cable Connector176
Connecting an EX Series Switch to a Management Console177
Figure 60: Connecting an EX Series Switch to a Network for Out-Of-Band177
Figure 61: Ethernet Cable Connector177
Figure 62: Connecting an EX Series Switch to a Management Console through178
Figure 63: Connecting an EX Series Switch Directly to a Management178
Connecting an EX Series Switch to a Modem179
Setting the Serial Console Speed for the Switch179
Configuring the Modem180
Table 34: Port Settings180
Connecting the Modem to the Console Port181
Figure 64: Ethernet Cable Connector181
Connecting a Fiber-Optic Cable to an EX Series Switch182
Figure 65: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed in183
Performing Initial Configuration185
EX3200 and EX4200 Default Configuration185
Connecting and Configuring an EX Series Switch (CLI Procedure)189
Connecting and Configuring an EX Series Switch (J-Web Procedure)191
Figure 66: LCD Panel in an EX3200, EX4200, EX4500, or EX8200 Switch192
Removing Switch Components195
Removing Switch Components197
Components197
Removing a Power Supply from an EX3200 or EX4200 Switch198
Figure 67: Removing a Power Supply from an EX3200 or EX4200 Switch199
Removing a Fan Tray from an EX3200 or EX4200 Switch200
Figure 68: Removing a Fan Tray from an EX3200 Switch200
Removing an Uplink Module from an EX3200 or EX4200 Switch201
Figure 69: Removing a Fan Tray from an EX4200 Switch201
Removing a Transceiver from an EX Series Switch203
Figure 70: Sliding the Screwdriver to the Narrow Part of the Keyhole203
Figure 71: Removing an Uplink Module from an EX3200 or EX4200 Switch203
Disconnecting a Fiber-Optic Cable from an EX Series Switch205
Figure 72: Removing a Transceiver from an EX Series Switch205
Disconnecting a Virtual Chassis Cable from an EX4200 Switch206
Replacing a Member Switch of a Virtual Chassis Configuration207
Procedure)207
Figure 73: Virtual Chassis Cable Connector in an EX4200 Switch207
Remove, Repair, and Reinstall the same Switch208
Remove a Member Switch, Replace with a Different Switch, and Reapply the Old Configuration208
Remove a Member Switch and Make Its Member ID Available for Reassignment to a Different Switch209
Switch and Component Maintenance211
Routine Maintenance213
Maintaining Fiber-Optic Cables in EX Series Switches213
Troubleshooting Switch Components215
Troubleshooting Switch Components217
Troubleshooting Network Interfaces on EX3200 and EX4200 Switches217
The Interface on One of the Last Four Built-In Network Ports in an EX3200 Switch (for Example, Interface Ge-0/0/23) Is down217
The Interface on the Port in Which an SFP or SFP+ Transceiver Is Installed in an SFP+ Uplink Module Is down218
Troubleshooting Uplink Module Installation or Replacement on EX3200 and EX4200 Switches218
Virtual Chassis Port (VCP) Connection Does Not Work218
One of the Last Four Network Ports on an EX3200 Switch with an SFP or SFP+ Uplink Module Installed Is Disabled219
Returning Hardware221
Returning the Switch or Switch Components223
Replacement223
Locating the Serial Number on an EX3200 or EX4200 Switch or Component224
Listing the Switch and Components Details with the CLI224
Switch224
Figure 74: Location of the Serial Number ID Label on an EX3200 Switch224
Locating the Serial Number ID Labels on Frus in an EX3200 or EX4200 Switch225
Contacting Customer Support to Obtain Return Materials Authorization for EX225
Series Switches225
Figure 75: Location of the Serial Number ID Label on an EX4200 Switch225
Packing an EX3200 or EX4200 Switch or Component for Shipping226
Packing an EX3200 or EX4200 Switch for Shipping227
Packing EX3200 or EX4200 Switch Components for Shipping228
Safety Information229
General Safety Information231
General Safety Guidelines and Warnings for EX Series Switches231
Definitions of Safety Warning Levels for EX Series Switches232
Fire Safety Requirements for EX Series Switches234
Qualified Personnel Warning for EX Series Switches235
Warning Statement for Norway and Sweden for EX Series Switches236
Radiation and Laser Warnings237
Laser and LED Safety Guidelines and Warnings for EX Series Switches237
General Laser Safety Guidelines237
Class 1 Laser Product Warning237
Class 1 LED Product Warning238
Laser Beam Warning238
Radiation from Open Port Apertures Warning for EX Series Switches240
Installation and Maintenance Safety Information243
Installation Instructions Warning for EX Series Switches243
Chassis Lifting Guidelines for EX3200 and EX4200 Switches244
Ramp Warning for EX Series Switches244
Rack-Mounting and Cabinet-Mounting Warnings for EX Series Switches245
Wall-Mounting Warning for EX3200 and EX4200 Switches249
Grounded Equipment Warning for EX Series Switches250
Switches250
Battery Handling Warning251
Jewelry Removal Warning252
Lightning Activity Warning253
Operating Temperature Warning254
Product Disposal Warning256
Power and Electrical Safety Information259
General Electrical Safety Guidelines and Warnings for EX Series Switches259
Prevention of Electrostatic Discharge Damage on EX Series Switches260
Figure 76: Place a Component into an Antistatic Bag261
AC Power Electrical Safety Guidelines for EX Series Switches262
AC Power Disconnection Warning for EX Series Switches263
Multiple Power Supplies Disconnection Warning for EX Series Switches264
Switches264
DC Power Electrical Safety Guidelines for EX Series Switches264
DC Power Disconnection Warning for EX Series Switches266
DC Power Grounding Requirements and Warning for EX Series Switches267
DC Power Wiring Sequence Warning for EX Series Switches268
DC Power Wiring Terminations Warning for EX Series Switches270
TN Power Warning for EX Series Switches271
In Case of Electrical Accident: Action to Take on an EX Series Switch272
Compliance Information273
Compliance Information275
Agency Approvals for EX Series Switches275
Compliance Statements for EMC Requirements for EX Series Switches276
Canada276
European Community277
Japan277
United States277
FCC Part 15 Statement277
Non-Regulatory Environmental Standards278
Compliance Statements for Acoustic Noise for EX Series Switches278
Declaration of Conformity for EX3200 and EX4200 Switches279

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