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EX4300
Juniper EX4300
354 pages
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P
ART
1
Ov
ervie
w
•
S
ystem
Overview
on
page
3
•
Chassis
Components
and
Descriptions
on
pag
e
25
•
Cooling
Syst
em
and
Airfl
ow
on
page
43
•
P
ower
Supplies
on
pag
e
49
•
Vie
wing
S
yst
em
Inf
ormation
on
page
65
1
Copyright
©
2017
,
Juniper
Netw
orks,
Inc.
22
24
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
About the Documentation
17
Documentation and Release Notes
17
Supported Platforms
17
Documentation Conventions
17
Table 1: Notice Icons
18
Table 2: Text and Syntax Conventions
18
Documentation Feedback
19
About the Documentation
19
Requesting Technical Support
20
Self-Help Online Tools and Resources
20
Opening a Case with JTAC
20
Chassis Components and Descriptions
23
Cooling System and Airflow
23
Overview
23
Power Supplies
23
System Overview
23
Chapter 1 System Overview
25
System Overview
25
EX4300 Switches Hardware Overview
25
EX4300 Switches First View
26
24-Port EX4300 Switches
26
Software
26
Figure 1: Front Panel of a 24-Port EX4300 Switch
27
Figure 2: Rear Panel of a 24-Port EX4300 Switch
27
System Overview
27
Table 3: Components in 24-Port EX4300 Switches
27
32-Port EX4300 Switches
28
Figure 3: Front Panel of a 32-Port EX4300 Switch
28
48-Port EX4300 Switches
29
Figure 4: Rear Panel of a 32-Port EX4300 Switch
29
Table 4: Components in 32-Port EX4300 Switches
29
Figure 5: Front Panel of a 48-Port EX4300 Switch
30
Figure 6: Rear Panel of a 48-Port EX4300 Switch
30
Table 5: Components in 48-Port EX4300 Switches
30
Uplink Modules
31
Table 6: Uplink Modules for 24-Port and 48-Port EX4300 Switches
32
Table 7: Uplink Modules for 32-Port EX4300 Switches
32
Virtual Chassis
32
Power Supplies
33
Table 8: Airflow Direction in Power Supplies for EX4300 Switches
33
Fan Modules
34
EX4300 Switch Components
35
Figure 7: Components on the Front Panel of a 24-Port EX4300 Switch
35
Figure 8: Components on the Front Panel of a 32-Port EX4300 Switch
35
Network Ports
35
Figure 10: Components on the Rear Panel of a 24-Port and 48-Port EX4300
36
Figure 9: Components on the Front Panel of a 48-Port EX4300 Switch
36
EX4300 Switch Models
37
Figure 11: Components on the Rear Panel of a 32-Port EX4300 Switch
37
Table 9: EX4300 Switch Models, Shipped Components, and Supported Junos
37
Identifying EX4300 Switch Models
41
EX4300 Switch Hardware and CLI Terminology Mapping
42
Table 10: CLI Equivalents of Terms Used in the Documentation for EX4300
42
Chapter 2 Chassis Components and Descriptions
47
Chassis Physical Specifications for EX4300 Switches
47
Switches
47
Table 11: Physical Specifications of the EX4300 Switch Chassis
47
Field-Replaceable Units in EX4300 Switches
48
LCD Panel in EX4300 Switches
49
Chassis Components and Descriptions
49
LCD Panel Modes
50
Figure 12: LCD Panel in EX4300 Switches
50
LCD Panel Menus
51
Table 12: LCD Panel Menu Options in EX4300 Switches
52
Uplink Modules in EX4300 Switches
53
Table 13: Uplink Modules in 24-Port and 48-Port EX4300 Switches
54
Table 14: Uplink Modules in 32-Port EX4300 Switches
54
Figure 13: 4-Port 10-Gigabit Ethernet SFP+ Uplink Module
55
Figure 14: Leds on the 4-Port 10-Gigabit Ethernet SFP+ Uplink Module
55
Table 15: Uplink Modules Used in 24-Port and 48-Port EX4300 Switches
55
Figure 15: 2-Port 40-Gigabit Ethernet QSFP+ Uplink Module
56
Figure 16: Leds on the 2-Port 40-Gigabit Ethernet QSFP+ Uplink Module
56
Table 16: Uplink Modules Used in 32-Port EX4300 Switches
56
Figure 17: 8-Port 10-Gigabit Ethernet SFP+ Uplink Module
57
Figure 18: Leds on the 8-Port 10-Gigabit Ethernet SFP+ Uplink Module
57
Chassis Status Leds on EX4300 Switches
58
Figure 19: Chassis Status Leds in an EX4300 Switch
58
Table 17: Chassis Status Leds on an EX4300 Switch
59
Management Port Leds on EX4300 Switches
60
Figure 20: Leds on the Management Port on a 24-Port EX4300 Switch
60
Table 18: Link/Activity LED on the Management Port on an EX4300 Switch
60
Table 19: Status LED on the Management Port on an EX4300 Switch
60
Table
60
Network Port, Built-In QSFP+ Port, Uplink Port, and Uplink Module Port Leds on EX4300 Switches
61
Figure 21: Leds on 10/100/1000BASE-T Network Ports
61
Figure 22: Leds on SFP Network Ports
61
Figure 23: Leds on the Built-In QSFP+ Ports
61
Figure 24: Leds on the SFP+ Uplink Ports and on the SFP+ Uplink Module Ports on the 4-Port SFP+ Uplink Module
62
Figure 25: Leds on the QSFP+ Uplink Module Ports
62
Figure 26: Leds on the SFP+ Ports on the 8-Port SFP+ Uplink Module
62
Table 20: Link/Activity LED
62
Table 21: Status LED on 10/100/1000BASE-T Ethernet Network Ports and SFP
63
Table 22: Status LED on SFP+ Uplink Ports and SFP+ Uplink Module Ports
63
Table 23: Status LED on QSFP+ Ports
64
Chapter 3 Cooling System and Airflow
65
Cooling System and Airflow in an EX4300 Switch
65
Fan Modules
65
Airflow Direction in EX4300 Switch Models
66
Figure 27: Fan Module Used in an EX4300 Switch
66
Table 24: Fan Modules in EX4300 Switches
66
Table 25: Airflow Direction in EX4300 Switch Models
66
Fan Modules
66
Front-To-Back Airflow
67
Back-To-Front Airflow
68
Figure 29: Front-To-Back Airflow through 32-Port EX4300 Switch Chassis
68
Do Not MIX AIR in (AFI) and AIR out (AFO) Components in the Switch
69
Positioning the Switch
69
Figure 30: Back-To-Front Airflow through the 24-Port and 48-Port EX4300
69
Fan Module Status
70
Table 26: Fan Module Status LED
70
Chapter 4 Power Supplies
71
Characteristics of an AC Power Supply
72
Figure 31: AC Power Supply for an EX4300 Switch
72
Table 27: Details of the AC Power Supplies in EX4300 Switches
72
AC Power Supply Airflow
73
Table 28: Airflow Direction in AC Power Supply Models for EX4300 Switches
73
N+0 Redundancy Configuration of AC Power Supplies
74
Table 29: N+0 AC Power Calculations for 24-Port EX4300 Switches
74
N+N Redundancy Configuration of AC Power Supplies
75
Table 30: N+0 AC Power Calculations for 32-Port EX4300 Switches
75
Table 31: N+0 AC Power Calculations for 48-Port EX4300 Switches
75
Table 32: N+N AC Power Calculations for 24-Port EX4300 Switches
76
Table 33: N+N AC Power Calculations for 32-Port EX4300 Switches
77
Table 34: N+N AC Power Calculations for 48-Port EX4300 Switches
77
AC Power Supply Leds in EX4300 Switches
78
Figure 32: AC Power Supply Leds in an EX4300 Switch
78
DC Power Supply in EX4300 Switches
79
Table 35: AC Power Supply Leds in EX4300 Switches
79
Characteristics of a DC Power Supply
80
Figure 33: DC Power Supply for an EX4300 Switch
80
Table 36: Details of the DC Power Supplies in EX4300 Switches
80
DC Power Supply Airflow
81
Table 37: Airflow Direction in DC Power Supply Models for EX4300 Switches
81
N+0 Redundancy Configuration of DC Power Supplies
82
N+N Redundancy Configuration of DC Power Supplies
82
Table 38: N+0 DC Power Calculations for EX4300 Switch Configurations
82
Table 39: N+N DC Power Calculations for EX4300 Switch Configurations
83
DC Power Supply Leds in EX4300 Switches
84
Figure 34: DC Power Supply Faceplate on an EX4300 Switch
84
Table 40: DC Power Supply Leds on an EX4300 Switch
84
Power Supplies
71
AC Power Supply in EX4300 Switches
71
Chapter 5 Viewing System Information
87
Dashboard for EX Series Switches
87
Graphical Chassis Viewer
88
Table 41: Details of a Virtual Chassis Member Switch
88
System Information Panel
89
Table 42: Status of a Member Switch in a Virtual Chassis
89
Table 43: System Information
89
Health Status Panel
91
Table 44: Health Status
91
Alarms Panel
93
Capacity Utilization Panel
93
Table 45: Capacity Utilization
93
Chassis Viewer
94
File System Usage
94
Table 46: Chassis Viewer for EX2200 Switches
94
Table 47: Chassis Viewer for EX2200-C Switches
95
Table 48: Chassis Viewer for EX3200, EX3300, and EX4200 Switches
95
Table 49: Chassis Viewer for EX4300 Switches
97
Table 50: Chassis Viewer for EX4500 Switches
98
Table 51: Chassis Viewer for EX4550 Switches
99
Table 52: Chassis Viewer for EX4600 Switches
101
Table 53: Chassis Viewer for EX6210 Switches
101
Table 54: Chassis Viewer for EX8208 Switches
102
Table 55: Chassis Viewer for EX8216 Switches
104
Table 56: Chassis Viewer for XRE200 External Routing Engines
104
Viewing System Information
89
Preparation Overview
107
Site Planning, Preparation, and Specifications
107
Chapter 6 Preparation Overview
109
Environmental Requirements and Specifications for EX Series Switches
110
Table 58: EX Series Switch Environmental Tolerances
111
General Site Guidelines
114
Site Electrical Wiring Guidelines
115
Rack Requirements
115
Table 59: Site Electrical Wiring Guidelines
115
Cabinet Requirements
116
Table 60: Rack Requirements and Specifications
116
Clearance Requirements for Airflow and Hardware Maintenance for EX4300 Switches
117
Switches
117
Table 61: Cabinet Requirements and Specifications
117
Figure 35: Front-To-Back Airflow on 24-Port and 48-Port EX4300 Switches
118
Figure 36: Front-To-Back Airflow on 32-Port EX4300 Switches
118
Figure 37: Back-To-Front Airflow on 24-Port and 48-Port EX4300 Switches
118
Figure 38: Clearance Requirements for Airflow and Hardware Maintenance for
119
Preparation Overview
109
Site Preparation Checklist for EX4300 Switches
109
Table 57: Site Preparation Checklist
109
Chapter 7 Power Specifications and Requirements
121
AC Power Supply Specifications for EX4300 Switches
121
Table 62: 350 W AC Power Supply Specifications for an EX4300 Switch
121
AC Power Cord Specifications for an EX4300 Switch
122
Table 63: 715 W AC Power Supply Specifications for an EX4300 Switch
122
Table 64: 1100 W AC Power Supply Specifications for an EX4300 Switch
122
Power Specifications and Requirements
123
Table 65: AC Power Cord Specifications for 350 W and 715 W AC Power Supplies for an EX4300 Switch
123
Table 66: AC Power Cord Specifications for 1100 W AC Power Supplies for an EX4300 Switch
125
Calculating the EX Series Switch Fiber-Optic Cable Power Budget
126
DC Power Supply Specifications for EX4300 Switches
126
Table 67: DC Power Supply Specifications for an EX4300 Switch
126
Calculating the EX Series Switch Fiber-Optic Cable Power Margin
127
Table 68: Estimated Values for Factors Causing Link Loss
128
Chapter 8 Transceiver and Cable Specifications
131
Pluggable Transceivers Supported on EX4300 Switches
131
Table 69: Optical Interface Support and Copper Interface Support for Gigabit
133
Table 70: Optical Interface Support for Fast Ethernet SFP Transceivers
142
Table 71: Optical Interface Support for SFP+ Transceivers
143
Table 72: Optical Interface Support for QSFP+ Transceivers
151
Pluggable Transceivers Supported on EX Series Switches
155
SFP+ Direct Attach Copper Cables for EX Series Switches
156
Cable Specifications
156
Figure 39: SFP+ Direct Attach Copper Cables for EX Series Switches
156
Table 73: Software Support for SFP+ Passive Direct Attach Copper Cables for EX Series Switches
156
Table 74: SFP+ Direct Attach Copper Cable Specifications
159
Standards Supported by These Cables
162
QSFP+ Direct Attach Copper Cables for EX Series Switches
163
Cable Specifications
163
Figure 40: QSFP+ Direct Attach Copper Cables for EX Series Switches
163
Table 75: Software Support for QSFP+ Passive Direct Attach Copper Cables for
163
Table 76: QSFP+ Direct Attach Copper Cable Specifications
165
Management Cable Specifications
168
Table 77: Specifications of Cables to Connect to Management Devices
168
Understanding EX Series Switches Fiber-Optic Cable Signal Loss, Attenuation
169
And Dispersion
169
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable
169
Attenuation and Dispersion in Fiber-Optic Cable
169
Chapter 9 Pinout Specifications
171
Mini-USB Port Pinout Specifications
172
USB Port Specifications for an EX Series Switch
172
Table 79: Mini-USB Type-B Console Port Pinout Information
172
RJ-45 Management Port Connector Pinout Information
174
Port, QSFP+ Port, SFP+ Port, and SFP Port Connector Pinout Information
174
Table 80: RJ-45 Management Port Connector Pinout Information
174
Table 81: 10/100/1000BASE-T Ethernet Network Port Connector Pinout
174
Table 82: SFP Network Port Connector Pinout Information
175
Table 83: SFP+ Network Port Connector Pinout Information
176
Table 84: QSFP+ Network Port Connector Pinout Information
177
RJ-45 to DB-9 Serial Port Adapter Pinout Information
179
Table 85: RJ-45 to DB-9 Serial Port Adapter Pinout Information
179
Pinout Specifications
171
Console Port Connector Pinout Information
171
Table 78: Console Port Connector Pinout Information
171
Initial Installation and Configuration
181
Chapter 10 Unpacking the Switch
183
Parts Inventory (Packing List) for an EX4300 Switch
184
Table 86: Inventory of Components Provided with an EX4300 Switch
184
Registering Products-Mandatory for Validating Slas
185
Unpacking the Switch
183
Unpacking an EX4300 Switch
183
Chapter 11 Installing the Switch
187
Installing and Connecting an EX4300 Switch
187
Mounting an EX4300 Switch
188
Mounting an EX4300 Switch on Two Posts of a Rack or Cabinet
189
Figure 41: Attaching the Mounting Bracket to the Side Panel of the Switch
190
Mounting an EX4300 Switch on Four Posts of a Rack or Cabinet
191
Figure 42: Mounting the Switch on Two Posts of a Rack
191
Mounting an EX4300 Switch in a Recessed Position in a Rack or Cabinet
191
Verify that the Site Meets the Requirements Described in "Site Preparation Checklist for EX4300 Switches" on Page
192
Maintenance, and Secure It to the Building Structure
192
Read "General Safety Guidelines and Warnings" on Page 283, with Particular Attention to "Chassis Lifting Guidelines" on Page
192
Figure 43: Attaching the Side Mounting-Rail to the Switch Chassis
193
Figure 44: Mounting the Switch on Front Posts of a Rack
194
Figure 45: Sliding the Rear Mounting-Blades into the Side Mounting-Rails
194
Mounting an EX4300 Switch in a Recessed Position in a Rack or Cabinet
195
Mounting an EX4300 Switch on a Wall
195
Figure 46: Attaching Wall-Mount Brackets to the Switch Chassis
197
Installing and Removing EX4300 Switch Hardware Components
198
Figure 47: Mounting the Switch on a Wall
198
Chapter 12 Connecting the Switch to Power
201
Connecting Earth Ground to an EX Series Switch
201
Parts and Tools Required for Connecting an EX Series Switch to Earth Ground
201
Table 87: Parts and Tools Required for Connecting an EX Series Switch to Earth Ground
202
Special Instructions to Follow before Connecting Earth Ground to a
203
Connecting Earth Ground to an EX Series Switch
206
Figure 49: Connecting a Grounding Cable to an EX Series Switch
206
Chapter 13 Switch
204
Table 88: Special Instructions to Follow before Connecting Earth Ground to a
204
Figure 48: Connecting the Grounding Lug to a Switch Mounted on Four Posts of
205
Connecting AC Power to an EX4300 Switch
207
Figure 50: Connecting an AC Power Cord to an AC Power Supply in an EX4300
209
Connecting DC Power to an EX4300 Switch
210
Figure 51: Securing Ring Lugs to the Terminals on the DC Power Supply
214
Connecting the Switch to the Network
215
Connecting a Device to a Network for Out-Of-Band Management
215
Figure 52: RJ-45 Connector on an Ethernet Cable
215
Figure 53: Connecting a Device to a Network for Out-Of-Band Management
215
Connector
216
Figure 54: RJ-45 Connector on an Ethernet Cable
216
Figure 55: Connecting a Device to a Management Console through a Console
217
Figure 56: Connecting a Device Directly to a Management Console
217
Type-B Console Port
217
Connecting a Fiber-Optic Cable
219
Figure 57: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed in
219
Connecting EX Series Switches in a Virtual Chassis Fabric
220
Connecting QFX Series and EX Series Switches in a QFX Virtual Chassis
221
Figure 58: Mixed Mode VCF with an EX4300 Switch
221
Before You Start
222
Valid Configurations
222
Cabling QFX3500 Switches in a QFX Virtual Chassis
223
Figure 59: QFX3500 Using the 40G Ports as the Vcps
224
Cabling QFX3600 Switches in a QFX Virtual Chassis
225
Figure 60: QFX3500 Using the 10G Ports as the Vcps
225
Cabling a Mixed QFX Virtual Chassis
226
Figure 61: QFX3600 Using the 40G Ports as the Vcps
226
Figure 62: QFX3500 and QFX3600 Mixed Using the 40G Ports as the Vcps
226
Figure 63: QFX3500 and QFX3600 Mixed Using both 40G Ports and 10G Ports
227
Figure 64: QFX5100 Master Connecting QFX3600 and QFX3500 Using 40G
227
Chapter 14 Performing Initial Configuration
229
EX4300 Default Configuration
229
Connecting and Configuring an EX Series Switch (CLI Procedure)
237
Connecting and Configuring an EX Series Switch (J-Web Procedure)
240
Figure 65: LCD Panel in an EX3200, EX4200, EX4500, EX4550, or EX8200
242
Figure 66: LCD Panel in an EX4300 Switch
242
Configuring the LCD Panel on EX Series Switches (CLI Procedure)
245
Disabling or Enabling Menus and Menu Options on the LCD Panel
245
Configuring a Custom Display Message
246
Installing, Maintaining, and Replacing Components
249
Chapter 15 Replacing Cooling System Component
251
Replacing Cooling System Component
251
Installing a Fan Module in an EX4300 Switch
251
Figure 67: Installing a Fan Module in a 24-Port EX4300 Switch
252
Removing a Fan Module from an EX4300 Switch
253
Figure 68: Removing a Fan Module from an EX4300 Switch
254
Chapter 16 Replacing Power Supply
255
Replacing Power Supply
255
Installing an AC Power Supply in an EX4300 Switch
255
Figure 69: Installing an AC Power Supply in an EX4300 Switch
256
Removing an AC Power Supply from an EX4300 Switch
257
Figure 70: Removing an AC Power Supply from an EX4300 Switch
258
Installing a DC Power Supply in an EX4300 Switch
258
Figure 71: Installing a DC Power Supply in an EX4300 Switch
260
Removing a DC Power Supply from an EX4300 Switch
260
Figure 72: Removing a DC Power Supply from an EX4300 Switch
262
Chapter 17 Replacing Uplink Module
263
Installing an Uplink Module in an EX4300 Switch
263
Figure 73: Installing a 4-Port SFP+ Uplink Module in a 24-Port or 48-Port EX4300
264
Switch
264
Removing an Uplink Module from an EX4300 Switch
265
Figure 74: Installing a 2-Port QSFP+ Uplink Module in a 32-Port EX4300
265
Figure 75: Installing an 8-Port SFP+ Uplink Module in a 32-Port EX4300
265
Figure 76: Removing a 4-Port SFP+ Uplink Module from a 24-Port or 48-Port EX4300 Switch
267
Figure 77: Removing a 2-Port QSFP+ Uplink Module from a 32-Port EX4300
267
Figure 78: Removing an 8-Port SFP+ Uplink Module from a 32-Port EX4300
267
Chapter 18 Replacing Transceiver
269
Removing a Transceiver
271
Figure 79: Installing a Transceiver
271
Figure 80: Removing an SFP, SFP+, XFP, or a QSFP+ Transceiver
273
Replacing Transceiver
269
Installing a Transceiver
269
Chapter 19 Maintaining and Replacing Fiber-Optic Cable
275
Connecting a Fiber-Optic Cable
275
Disconnecting a Fiber-Optic Cable from a Device
276
Figure 81: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed in
276
Maintaining Fiber-Optic Cables
277
Chapter 20 Contactingcustomersupportandreturningthe Chassisor
279
Components
279
Returning an EX4300 Switch or Component for Repair or Replacement
279
Locating the Serial Number on an EX4300 Switch or Component
280
Listing the Switch and Components Details with the CLI
280
Locating the Chassis Serial Number ID Label on an EX4300 Switch
281
Locating the Serial Number ID Labels on Frus in an EX4300 Switch
281
Figure 82: Location of the Serial Number ID Label on 24-Port and 48-Port
281
Figure 83: Location of the Serial Number ID Label on 32-Port EX4300
281
Figure 84: Location of the Serial Number ID Label on an AC Power Supply Used in an EX4300 Switch
282
Figure 85: Location of the Serial Number ID Label on a DC Power Supply Used in an EX4300 Switch
282
Figure 86: Location of the Serial Number ID Label on the Fan Module Used in an EX4300 Switch
282
Figure 87: Location of the Serial Number ID Label on the QSFP+ Uplink
283
Figure 88: Location of the Serial Number ID Label on the 4-Port SFP+ Uplink
283
Figure 89: Location of the Serial Number ID Label on the 8-Port SFP+ Uplink
283
Module
283
Contacting Customer Support to Obtain Return Material Authorization
284
Packing an EX4300 Switch or Component for Shipping
284
Packing an EX4300 Switch for Shipping
285
Packing EX4300 Switch Components for Shipping
286
Part 5 Troubleshooting
289
Troubleshooting
289
Chapter 21 Alarms and Syslog Messages
291
Understanding Alarm Types and Severity Levels on EX Series Switches
291
Table 89: Alarm Terms
291
Chassis Component Alarm Conditions on EX4300 Switches
292
Table 90: Chassis Component Alarm Conditions on EX4300 Switches
293
Checking Active Alarms with the J-Web Interface
296
Monitoring System Log Messages
297
Table 91: Summary of Key Alarm Output Fields
297
Table 92: Filtering System Log Messages
298
Table 93: Viewing System Log Messages
300
Safety and Compliance Information
303
Chapter 22 Generalsafety Guidelinesand Warnings
305
General Safety Guidelines and Warnings
305
Definitions of Safety Warning Levels
306
Qualified Personnel Warning
308
Warning Statement for Norway and Sweden
309
Chapter 23 Fire Safety Requirements
311
Chapter 24 Installation Safety Guidelines and Warnings
313
Installation Instructions Warning
313
Chassis Lifting Guidelines
314
Restricted Access Warning
314
Ramp Warning
316
Rack-Mounting and Cabinet-Mounting Warnings
316
Wall-Mounting Warning for EX4300 Switches
320
Grounded Equipment Warning
320
Chapter 25 Radiation and Laser Safety Guidelines and Warnings
323
Laser and LED Safety Guidelines and Warnings
323
General Laser Safety Guidelines
323
Class 1 Laser Product Warning
324
Class 1 LED Product Warning
324
Laser Beam Warning
324
Radiation from Open Port Apertures Warning
325
Chapter 26 Maintenance and Operational Safety Warnings
327
Maintenance and Operational Safety Guidelines and Warnings
327
Battery Handling Warning
327
Jewelry Removal Warning
328
Lightning Activity Warning
329
Operating Temperature Warning
330
Product Disposal Warning
331
Chapter 27 Electrical Safety Guidelines and Warnings
333
General Electrical Safety Guidelines and Warnings
333
Action to Take after an Electrical Accident
334
Prevention of Electrostatic Discharge Damage
335
AC Power Electrical Safety Guidelines
336
Figure 90: Placing a Component into an Antistatic Bag
336
AC Power Disconnection Warning
337
DC Power Electrical Safety Guidelines for Switches
338
DC Power Disconnection Warning
341
DC Power Grounding Requirements and Warning
342
DC Power Wiring Sequence Warning
343
DC Power Wiring Terminations Warning
345
Multiple Power Supplies Disconnection Warning
346
TN Power Warning
346
Chapter 28 Agency Approvals and Compliance Statements
349
Agency Approvals for EX Series Switches
349
Compliance Statements for EMC Requirements for EX Series Switches
350
Canada
350
European Community
351
Israel
351
Japan
351
Korea
352
United States
352
FCC Part 15 Statement
352
Nonregulatory Environmental Standards
353
Compliance Statements for Acoustic Noise for EX Series Switches
354
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