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Summary of Contents for EX4650 Series

Page 1: ...EX4650 Switch Hardware Guide Published 2019 10 10 ...

Page 2: ...uide Copyright 2019 Juniper Networks Inc All rights reserved The information in this document is current as of the date on the title page YEAR 2000 NOTICE Juniper Networks hardware and software products are Year 2000 compliant Junos OS has no known time related limitations through the year 2038 However the NTP application is known to have some difficulty in the year 2036 END USER LICENSE AGREEMENT...

Page 3: ... Overview 19 EX4650 Switches Hardware Overview 19 Benefits of the EX4650 Switch 20 Software 20 EX4650 Switch First View 20 Power Supplies 23 Cooling System 24 EX4650 Switch Models 25 Identifying EX4650 Switch Models 26 Chassis Physical Specifications for EX4650 Switches 28 Field Replaceable Units in EX4650 Switches 28 EX4650 Chassis 29 Chassis Status LEDs on EX4650 Switches 29 Management Port LEDs...

Page 4: ...650 Switches 46 DC Power Supply in EX4650 Switches 47 Characteristics of a DC Power Supply 48 DC Power Supply Airflow 49 DC Power Supply in EX4650 Switches 50 DC Power Supply in EX4650 Switches 50 Airflow Direction in Power Supplies 51 EX4650 DC Power Specifications 53 DC Power Supply LEDs in EX4650 Switches 53 Site Planning Preparation and Specifications 2 Site Preparation Checklist for EX4650 Sw...

Page 5: ... Information 72 RJ 45 to DB 9 Serial Port Adapter Pinout Information 73 QSFP QSFP28 SFP SFP and SFP28 Port Connector Pinout Information 73 Initial Installation and Configuration 3 Unpacking and Mounting the EX4650 Switch 81 Unpacking the Switch 81 Parts Inventory Packing List for an EX4650 Switch 82 Registering Products Mandatory for Validating SLAs 83 Mounting an EX4650 Switch on Four Posts of a ...

Page 6: ... Transceiver 121 Installing a QSFP28 Transceiver 123 Maintaining Fiber Optic Cables 125 Connecting a Fiber Optic Cable 125 Disconnecting a Fiber Optic Cable 126 Maintaining Fiber Optic Cables 127 Troubleshooting Hardware 5 Troubleshooting the EX4650 Components 131 Understanding Alarms 131 Interface Alarm Messages 132 Creating an Emergency Boot Device 133 Contacting Customer Support and Returning t...

Page 7: ...for Norway and Sweden 151 Fire Safety Requirements 151 Fire Suppression 151 Fire Suppression Equipment 151 Installation Instructions Warning 153 Chassis and Component Lifting Guidelines 153 Restricted Access Warning 155 Ramp Warning 157 Rack Mounting and Cabinet Mounting Warnings 157 Grounded Equipment Warning 162 Radiation from Open Port Apertures Warning 163 Laser and LED Safety Guidelines and W...

Page 8: ...rical Safety Guidelines 181 DC Power Disconnection Warning 182 DC Power Grounding Requirements and Warning 184 DC Power Wiring Sequence Warning 186 DC Power Wiring Terminations Warning 189 Multiple Power Supplies Disconnection Warning 192 TN Power Warning 193 Agency Approvals for EX4650 Switches 193 Compliance Statements for EMC Requirements for EX Series Switches 195 Canada 195 Taiwan 196 Europea...

Page 9: ...oduct documentation page on the Juniper Networks website at https www juniper net documentation If the information in the latest release notes differs from the information in the documentation follow the product Release Notes Juniper Networks Books publishes books by Juniper Networks engineers and subject matter experts These books go beyond the technical documentation to explore the nuances of ne...

Page 10: ... 1 From the HTML or PDF version of the manual copy a configuration example into a text file save the file with a name and copy the file to a directory on your routing platform For example copy the following configuration to a file and name the file ex script conf Copy the ex script conf file to the var tmp directory on your routing platform system scripts commit file ex script xsl interfaces fxp0 ...

Page 11: ...ng platform commit file ex script snippet xsl 2 Move to the hierarchy level that is relevant for this snippet by issuing the following configuration mode command edit user host edit system scripts edit system scripts 3 Merge the contents of the file into your routing platform configuration by issuing the load merge relative configuration mode command edit system scripts user host load merge relati...

Page 12: ...e text and syntax conventions used in this guide Table 2 Text and Syntax Conventions Examples Description Convention To enter configuration mode type the configure command user host configure Represents text that you type Bold text like this user host show chassis alarms No alarms currently active Represents output that appears on the terminal screen Fixed width text like this A policy term is a n...

Page 13: ...b default metric metric Encloses optional keywords or variables angle brackets broadcast multicast string1 string2 string3 Indicates a choice between the mutually exclusive keywords or variables on either side of the symbol The set of choices is often enclosed in parentheses for clarity pipe symbol rsvp Required for dynamic MPLS only Indicates a comment specified on the same line as the configurat...

Page 14: ...the Juniper Networks TechLibrary site and do one of the following Click the thumbs up icon if the information on the page was helpful to you Click the thumbs down icon if the information on the page was not helpful to you or if you have suggestions for improvement and use the pop up form to provide feedback E mail Send your comments to techpubs comments juniper net Include the document or topic na...

Page 15: ...entation Find solutions and answer questions using our Knowledge Base https kb juniper net Download the latest versions of software and review release notes https www juniper net customers csc software Search technical bulletins for relevant hardware and software notifications https kb juniper net InfoCenter Join and participate in the Juniper Networks Community Forum https www juniper net company...

Page 16: ...1 CHAPTER Overview EX4650 Switches System Overview 19 EX4650 Chassis 29 EX4650 Cooling System 33 EX4650 Power System 40 ...

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Page 18: ...ng networks and redundancy The EX4650 provides the flexibility to support mixed 1 Gigabit Ethernet 10 Gigabit Ethernet 25 Gigabit Ethernet 40 Gigabit Ethernet and 100 Gigabit Ethernet environments The EX4650 switch is available as a fixed configuration switch with the following built in ports Forty eight 25 Gigabit Ethernet ports that can operate at 1 Gbps 10 Gbps or 25 Gbps speed and support SFP ...

Page 19: ...9000 series the EX4650 also uses data center network protocols The network protocols used in the EX4650 are the Ethernet VPN EVPN and the Virtual Extensible LAN VXLAN Engineers typically use it with the Border Gateway Protocol and the VXLAN encapsulation protocol which creates an overlay network on an existing Layer 3 infrastructure As a result the same engineering team can manage the data center ...

Page 20: ...t panel of an EX4650 switch Figure 1 Front Panel of an EX4650 Switch g022501 Figure 2 on page 21 shows the components on the front panel of an EX4650 switch Figure 2 Components on the Front Panel of an EX4650 Switch 2 1 QSFP28 ports SFP28 ports Figure 3 on page 21 shows the rear panel of an EX4650 Switch with AC power supplies Figure 3 Rear Panel of an AC Powered EX4650 Switch g022505 Figure 4 on ...

Page 21: ...ear Panel of an AC Powered EX4650 Switch 1 3 4 5 6 2 12 11 10 8 9 7 7 7 1 Power Supply LEDs Chassis status LEDs ALM SYS MST ID 8 2 Fan module LEDs Console port 9 3 RJ 45 management port C0 RJ 45 management port C1 10 4 RESET button ESD point 11 5 USB port Fan module 12 6 CLEI label Power supplies Figure 6 on page 23 shows the components on the rear panel of an EX4650 with DC power supplies 22 ...

Page 22: ...rts EX4650 48Y AFO Two 650 W AC power supplies 1 1 redundancy Five fan modules each with an AFI label 48x25G SFP28 ports and 8x100G QSFP28 ports EX4650 48Y AFI Two 650 W DC power supplies 1 1 redundancy Five fan modules each with an AFO label 48x25G SFP28 ports and 8x100G QSFP28 ports EX4650 48Y DC AFO Two 650 W DC power supplies 1 1 redundancy Five fan modules each with an AFI label 48x25G SFP28 ...

Page 23: ...O in the same chassis Verify that the airflow direction on the power supply handle matches the direction of airflow in the chassis Ensure that each power supply you install in the chassis has the same airflow direction If you install power supplies with two different airflow directions Junos OS raises an alarm If you need to convert the airflow pattern on a chassis you must replace all the fans an...

Page 24: ...s EX4650 Switch Models The EX4650 switch is available with 48 ports and supports AC and DC power supplies depending on the switch model All models of the EX4650 ship with two power supplies and five fans installed by default Table 4 on page 25 lists the components shipped with EX4650 switch models Table 4 EX4650 Switch Models and Shipped Components Airflow Power Supply Ports Switch Model Front to ...

Page 25: ... the chassis and hot air exhausts through the vents on the rear panel of the chassis DC 48 SFP28 8 QSFP28 EX4650 48Y DC AFO Back to front air intake to cool the chassis is through the vents on the rear panel of the chassis and hot air exhausts through the vents on the front panel of the chassis DC 48 SFP28 8 QSFP28 EX4650 48Y DC AFI CAUTION Mixing different types AC and DC of power supplies in the...

Page 26: ...itch model is EX4650 48Y AFO Meaning In EX4650 switch model numbers The 48Y in the model number indicates that the number of network ports on the switch AFI indicates that the switch is shipped with two fan modules and a power supply each bearing an AIR IN AFI label Switches that do not have AFI in their model numbers ship with two fan modules and a power supply each bearing an AIR OUT AFO label T...

Page 27: ...ield Replaceable Units in EX4650 Switches Field replaceable units FRUs are components that you can replace at your site The FRUs in EX4650 switches are hot removable and hot insertable you can remove and replace them without powering off the switch The FRUs in EX4650 switches are Power supplies Fan modules Transceivers NOTE Transceivers are not part of the shipping configuration If you want to pur...

Page 28: ...50 switches have four chassis status LEDs labeled ALM SYS MST and ID see Figure 9 on page 29 Figure 9 Chassis Status LEDs in EX4650 g022529 1 1 Chassis status LEDs Table 6 on page 30 describes the chassis status LEDs on an EX4650 switch their colors and states and the status they indicate You can view the colors of the three LEDs remotely through the CLI by issuing the operational mode command sho...

Page 29: ...onfiguration to back it up To save the most recently committed configuration as the rescue configuration enter the operational mode command request system configuration rescue save Amber The switch is powered off or halted Unlit SYS System Junos OS for EFX Series is loaded on the switch Green On steadily Indicates a standalone EX4650 switch Green On steadily MST Master The beacon feature is not en...

Page 30: ...ve and there is link activity On steadily The port and the link are active but there is no link activity Off The port is not active Green Link Activity Indicates the speed Off Either the port speed is 10 M or the link is down Amber Link speed is 100 Mbps Green Link speed is 1000 Mbps Green Amber Status Access Port and Uplink Port LEDs on EX4650 Switches Each network port and SFP uplink port has tw...

Page 31: ...he Table 8 on page 32 describes the link activity LED on network ports SFP uplink ports and built in QSFP ports Table 8 Link Activity LED State and Description Color LED Blinking The port and the link are active and there is link activity On steadily The port and the link are active but there is no link activity Off The port is not active Green Link activity Table 9 on page 33 describes the Status...

Page 32: ... green 40 Gigabit port is up Green Status EX4650 Cooling System IN THIS SECTION Fan Modules 34 Airflow Direction in EX4650 Switch Models 35 Front to Back Airflow 36 Back to Front Airflow 37 Do Not Mix AIR IN AFI and AIR OUT AFO Components in the Switch 38 Positioning the Switch 39 Fan Module Status 39 The cooling system in an EX4650 switch consists of five fan modules and each power supply has its...

Page 33: ...gure 13 on page 34 shows the EX4650 fan module Figure 13 EX4650 Fan Module g022520 The five fan modules are numbered 0 through 4 counting from left to right Each fan module slot has a fan icon and an LED next to it You must remove only one fan module at a time for replacement from the rear panel of the chassis The switch continues to operate for a limited period of time 30 seconds during the repla...

Page 34: ... must install only power supplies that have AIR IN AFI labels in switches that have fan modules with AIR IN labels Back to front air intake to cool the chassis is through the vents on the rear panel of the chassis and hot air exhausts through the vents on the front panel of the chassis Juniper Azure Blue AFI EX4650 FANAFI Airflow Direction in EX4650 Switch Models Table 12 on page 35 shows the dire...

Page 35: ... supplies each with a label AIR OUT AFO EX4650 48Y DC AFO Back to front that is air intake to cool the chassis is through the vents on the rear panel of the chassis and hot air exhausts through the vents on the front panel of the chassis The switch ships with five fan modules and two DC power supplies each with a label AIR IN AFI EX4650 48Y DC AFI CAUTION Do not mix Do not mix AC and DC power supp...

Page 36: ...IR OUT AFO labels in switches that have fan modules with AIR OUT AFO labels Back to Front Airflow In the EX4650 switch models that have back to front airflow the air intake to cool the chassis is through the vents on the rear panel and hot air exhausts through the vents on the front panel of the switch See Figure 15 on page 38 37 ...

Page 37: ...st also have AIR IN AFI labels if the fan modules have AIR OUT AFO labels the power supplies must also have AIR OUT AFO labels The labels on the power supplies and fan modules should match the labels on the switch chassis Mixing components with AIR IN AFI and AIR OUT AFO labels in the same chassis hampers the performance of the cooling system of the switch and leads to overheating of the chassis C...

Page 38: ...fan module status Table 13 on page 39 describes the status LED on the fan module in an EX4650 switch Table 13 Fan Module Status LED Description State Color LED The fan module is functioning normally On steadily Green Status An error has been detected in the fan module Replace the fan module as soon as possible Either the fan has failed or it is seated incorrectly To maintain proper airflow through...

Page 39: ... Switches IN THIS SECTION AC Power Supply in EX4650 Switches 40 DC Power Supply in EX4650 Switches 41 Airflow Direction in Power Supplies 42 EX4650 switches support two AC or DC power supplies with different airflow directions Power supplies for the EX4650 switch are fully redundant load sharing and hot removable and hot insertable FRUs The EX4650 switch models are shipped with two power supplies ...

Page 40: ...th dual feeds for power resiliency Figure 17 on page 41 shows a DC power supply for an EX4650 switch Figure 17 DC Power Supply for an EX4650 Switch NOTE The DC power supply in the switch has four terminals labeled V V V and V for connecting DC power source cables labeled and negative and positive See Figure 18 on page 42 41 ...

Page 41: ...is cooled by its own internal cooling system The power supplies either have labels on the handles that indicate the direction of airflow or they have color coded handles with a fan icon AIR IN AFI label or a blue colored handle indicates back to front airflow while AIR OUT AFO label or a gold colored handle indicates front to back airflow See Figure 19 on page 42 Figure 19 Power Supply Handle Deta...

Page 42: ... you install power supplies with two different airflow directions Junos OS raises an alarm If you need to convert the airflow pattern on a chassis you must replace all the fans and power supplies at one time to use the new direction Table 14 on page 43 lists the AC and DC power supplies used in EX4650 switches and the direction of airflow in them Table 14 Airflow Direction in Power Supplies for EX...

Page 43: ...d 60320 The plug at the male end of the power cord fits into the power source outlet that is standard for your geographical location CAUTION The AC power cord provided with each power supply is intended for use with that power supply only and not for any other use NOTE In North America AC power cords must not exceed 4 5 meters in length to comply with National Electrical Code NEC Sections 400 8 NF...

Page 44: ... 3G 250 VAC 10 A 50 Hz Israel CBL EX PWR C13 IT CEI 23 16 Type I 3G 250 VAC 10 A 50 Hz Italy CBL EX PWR C13 JP SS 00259 Type VCTF 125 VAC 12 A 50 Hz or 60 Hz Japan CBL EX PWR C13 KR CEE 7 VII Type VIIGK 250 VAC 10 A 50 Hz or 60 Hz Korea CBL EX PWR C13 US NEMA 5 15 Type N5 15 125 VAC 13 A 60 Hz North America CBL EX PWR C13 SA SABS 164 1 1992 Type ZA 13 250 VAC 10 A 50 Hz South Africa CBL EX PWR C13...

Page 45: ... on AC power supply for EX4650 switches g022510 1 2 3 3 1 Fault AC OK 2 DC OK Table 17 on page 46 describes the AC power supply LEDs Table 17 AC Power Supply LEDs in EX4650 Switches Description State Color LED The power supply is disconnected from power or power is not coming into the power supply Off Unlit AC OK Power is coming into the power supply On steadily Green 46 ...

Page 46: ...re not lit green either the AC power cord is not installed properly or the power input voltage is not within normal operating range If the AC OK LED is lit green and the AC OK LED is unlit or lit red the AC power supply is installed properly but the power supply has an internal failure DC Power Supply in EX4650 Switches IN THIS SECTION Characteristics of a DC Power Supply 48 DC Power Supply Airflo...

Page 47: ...itches support 550 W DC power supply see Figure 22 on page 48 Figure 22 DC Power Supply for an EX4650 Switch You can install up to two DC power supplies in an EX4650 switch Power supplies are installed in the power supply slots labeled PSU 0 and PSU 1 in the rear panel of the chassis Table 18 on page 48 lists the details of the 550 W DC power supplies used in EX4650 switches Table 18 Details of th...

Page 48: ...tch is powered on the operating range is 38 through 60 VDC Operating range DC Power Supply Airflow Each power supply has its own fan and is cooled by its own internal cooling system Each power supply has a label AIR OUT AFO or AIR IN AFI on the faceplate of the power supply that indicates the direction of airflow in the power supply Table 19 on page 49 lists the DC power supply models and the dire...

Page 49: ...ly in EX4650 Switches 50 Airflow Direction in Power Supplies 51 EX4650 switches support two DC power supplies with either front to back or back to front airflow Power supplies for the EX4650 switch are fully redundant load sharing and hot removable and hot insertable FRUs The EX4650 switch models are shipped with two power supplies preinstalled in the rear panel of the chassis DC Power Supply in E...

Page 50: ...put LED Ejector lever 4 ESD grounding point Airflow Direction in Power Supplies Each power supply has two fan supplies and is cooled by its own internal cooling system The power supplies either have labels on the handles that indicate the direction of airflow or they have color coded handles with a fan icon AIR IN AFI label or a blue colored handle indicates back to front airflow while AIR OUT AFO...

Page 51: ...s the direction of airflow in the chassis Ensure that each power supply you install in the chassis has the same airflow direction If you install power supplies with two different airflow directions Junos OS raises an alarm If you need to convert the airflow pattern on a chassis you must replace all the fans and power supplies at one time to use the new direction Table 20 on page 52 lists the DC po...

Page 52: ...pecifications for EX4650 Specifications Item Rated operating voltage 48 VDC to 60 VDC Operating voltage range 40 8 VDC through 72 VDC DC input voltage 20 A maximum DC input current rating 260 W Typical power consumption 450 W Maximum power consumption DC Power Supply LEDs in EX4650 Switches Figure 26 on page 53 shows the location of the LEDs on the DC power supply Figure 26 DC Power Supply Facepla...

Page 53: ...ate Color LED The power supply is disconnected from power or power is not coming into the power supply Off Unlit In Power is coming into the power supply On steadily Green The power supply is disconnected from power or the power supply is not sending out power correctly Off Unlit Out The power supply is sending out power correctly On steadily Green An error has occurred in the power supply Replace...

Page 54: ...Preparation and Specifications Site Preparation Checklist for EX4650 Switches 57 EX4650 Site Guidelines and Requirements 58 EX4650 Network Cable and Transceiver Planning 65 EX4650 Management Cable Specifications and Pinouts 71 ...

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Page 56: ... tolerances Power Measure the distance between external power sources and the switch installation site Locate sites to connect system grounding EX4650 Power System on page 40 Calculate the power consumption and requirements Hardware Configuration EX4650 Switches Hardware Overview on page 19 Choose the number and types of switches you want to install Rack or Cabinet Rack Requirements for EX4650 Swi...

Page 57: ...ments and Specifications for EX4650 Switches 58 General Site Guidelines 60 Site Electrical Wiring Guidelines 60 Rack Requirements for EX4650 Switches 61 Cabinet Requirements for EX4650 Switches 62 Clearance Requirements for Airflow and Hardware Maintenance for EX4650 Switches 63 Environmental Requirements and Specifications for EX4650 Switches The switch must be installed in a rack or cabinet It m...

Page 58: ... 5 through 90 noncondensing Short term operation ensured in relative humidity range of 5 through 93 noncondensing NOTE As defined in NEBS GR 63 CORE Issue 3 short term events can be up to 96 hours in duration but not more than 15 days per year Relative humidity Normal operation ensured in temperature range of 32 F through 104 F 0 C through 45 C Nonoperating storage temperature in shipping containe...

Page 59: ...cause components to fail completely or intermittently over time Install the device in a secure area so that only authorized personnel can access the device Site Electrical Wiring Guidelines Table 25 on page 60 describes the factors you must consider while planning the electrical wiring at your site WARNING You must provide a properly grounded and shielded environment and use electrical surge suppr...

Page 60: ...ivers and receivers in the device Electrical hazards as a result of power surges conducted over the lines into the equipment Electromagnetic compatibility Rack Requirements for EX4650 Switches EX4650 switches are designed to be installed on four post racks Rack requirements consist of Rack type Mounting bracket hole spacing Rack size and strength Table 26 on page 61 provides the rack requirements ...

Page 61: ... needs to be mounted flush with the rack and still adjustable for racks with different depths The front and rear rack rails must be spaced between 23 62 in 600 mm and 31 5 in 800 mm front to back The rack must be strong enough to support the weight of the switch Ensure that the spacing of rails and adjacent racks allows for proper clearance around the switch and rack Rack size and strength Secure ...

Page 62: ...inet allows the chassis hot exhaust air to exit the cabinet without recirculating into the switch An open cabinet without a top or doors that employs hot air exhaust extraction from the top allows the best airflow through the chassis If the cabinet contains a top or doors perforations in these elements assist with removing the hot air exhaust The EX4650 fans exhaust hot air either through the vent...

Page 63: ...e 65 for reference Figure 27 Front to Back Airflow Front Rear g022084 Figure 28 Back to Front Airflow If you are mounting the switch on a rack or cabinet along with other equipment ensure that the exhaust from other equipment does not blow into the intake vents of the chassis Leave at least 6 in 15 2 cm clearance in front of and behind the chassis for airflow 64 ...

Page 64: ...ION Pluggable Transceivers Supported on EX4650 Switches 65 SFP28 Direct Attach Copper Cables for EX4650 Switches 66 QSFP28 Direct Attach Copper Cables for EX4650 Switches 68 Calculating the Fiber Optic Cable Power Budget for EX Series Devices 69 Calculating the Fiber Optic Cable Power Margin for EX Series Devices 69 Pluggable Transceivers Supported on EX4650 Switches EX4650 switches support SFP SF...

Page 65: ...ital optical monitoring DOM You can view the diagnostic details for these transceivers by issuing the operational mode CLI command show interfaces diagnostics optics NOTE The transceivers support DOM even if they are installed in the SFP uplink module ports SFP28 Direct Attach Copper Cables for EX4650 Switches IN THIS SECTION Cable Specifications 67 Standards Supported by These Cables 67 Small for...

Page 66: ...e DAC cables See Figure 30 on page 67 Figure 30 SFP28 Direct Attach Copper Cables for EX4650 Switches The cables are hot removable and hot insertable You can remove and replace them without powering off the switch or disrupting switch functions A cable comprises a low voltage cable assembly that connects directly into two 25 Gigabit Ethernet ports one at each end of the cable The cables use high p...

Page 67: ... party optic or cable the Juniper Networks Technical Assistance Center JTAC can help you diagnose the source of the problem Your JTAC engineer might recommend that you check the third party optic or cable and potentially replace it with an equivalent Juniper Networks optic or cable that is qualified for the device Cable Specifications QSFP28 passive DAC cables are hot removable and hot insertable ...

Page 68: ...and minimum receiver sensitivity 2 Calculate the power budget P B by subtracting P R from P T 15 dBm 28 dBm 13 dBm Calculating the Fiber Optic Cable Power Margin for EX Series Devices Calculate the link s power margin when planning fiber optic cable layout and distances to ensure that fiber optic connections have sufficient signal power to overcome system losses and still satisfy the minimum input...

Page 69: ...ltimode 0 5 dBm Single mode None Higher order mode losses HOL 0 dBm 0 dBm Multimode None if product of bandwidth and distance is less than 500 MHz km Single mode None Modal and chromatic dispersion This example assumes 5 connectors Loss for 5 connectors 5 0 5 dBm 2 5 dBm 0 5 dBm Connector This example assumes 2 splices Loss for two splices 2 0 5 dBm 1 dBm 0 5 dBm Splice This example assumes the li...

Page 70: ...tor Pinout Information 72 RJ 45 to DB 9 Serial Port Adapter Pinout Information 73 QSFP QSFP28 SFP SFP and SFP28 Port Connector Pinout Information 73 Console Port Connector Pinout Information The console port on a Juniper Networks device is an RS 232 serial interface that uses an RJ 45 connector to connect to a console management device The default baud rate for the console port is 9600 baud Table ...

Page 71: ...ector Pinout Information Table 30 on page 72 provides the pinout information for the RJ 45 connector for the management port on Juniper Networks devices Table 30 RJ 45 Management Port Connector Pinout Information Description Signal Pin Transmit receive data pair 1 TRP1 1 Transmit receive data pair 1 TRP1 2 Transmit receive data pair 2 TRP2 3 Transmit receive data pair 3 TRP3 4 Transmit receive dat...

Page 72: ...ombination of the RJ 45 to DB 9 female adapter along with a USB to DB 9 male adapter Table 31 on page 73 provides the pinout information for the RJ 45 to DB 9 serial port adapter Table 31 RJ 45 to DB 9 Serial Port Adapter Pinout Information Signal DB 9 Pin Signal RJ 45 Pin CTS 8 RTS 1 DSR 6 DTR 2 RXD 2 TXD 3 GND 5 GND 4 TXD 3 RXD 6 DTR 4 DSR 7 RTS 7 CTS 8 QSFP QSFP28 SFP SFP and SFP28 Port Connect...

Page 73: ...ate select RS 7 Receiver loss of signal indication RX_LOS 8 Module receiver ground VeeR 9 Module receiver ground VeeR 10 Module receiver ground VeeR 11 Receiver inverted data output RD 12 Receiver noninverted data output RD 13 Module receiver ground VeeR 14 Module receiver 3 3 V supply VccR 15 Module transmitter 3 3 V supply VccT 16 Module transmitter ground VeeT 17 Transmitter noninverted data in...

Page 74: ...ls SFP module receiver RS0 7 Receiver loss of signal indication RX_LOS 8 Rate select 1 optionally controls SFP transmitter RS1 9 Module receiver ground VeeR 10 Module receiver ground VeeR 11 Receiver inverted data output RD 12 Receiver noninverted data output RD 13 Module receiver ground VeeR 14 Module receiver 3 3 V supply VccR 15 Module transmitter 3 3 V supply VccT 16 Module transmitter ground ...

Page 75: ...FP28 Network Port Connector Pinout Information Signal Pin GND 1 TX2n 2 TX2p 3 GND 4 TX4n 5 TX4p 6 GND 7 ModSelL 8 LPMode_Reset 9 VccRx 10 SCL 11 SDA 12 GND 13 RX3p 14 RX3n 15 GND 16 RX1p 17 RX1n 18 GND 19 GND 20 RX2n 21 76 ...

Page 76: ...and QSFP28 Network Port Connector Pinout Information continued Signal Pin RX2p 22 GND 23 RX4n 24 RX4p 25 GND 26 ModPrsL 27 IntL 28 VccTx 29 Vcc1 30 Reserved 31 GND 32 TX3p 33 TX3n 34 GND 35 TX1p 36 TX1n 37 GND 38 77 ...

Page 77: ...lation and Configuration Unpacking and Mounting the EX4650 Switch 81 Connecting the EX4650 to Power 87 Connecting the EX4650 to the Network 94 Connecting the EX4650 to External Devices 98 Configuring Junos OS on the EX4650 100 ...

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Page 79: ... are maximally protected inside the shipping carton Do not unpack the switches until you are ready to begin installation To unpack the switch 1 Move the shipping carton to a staging area as close to the installation site as possible but where you have enough room to remove the system components 2 Position the carton so that the arrows marked on the carton are pointing up 3 Open the top flaps on th...

Page 80: ...direct dial options in countries without toll free numbers see https www juniper net support requesting support html Table 35 on page 82 lists the parts and their quantities as listed in the standard packing list for an EX4650 switch Table 35 Inventory of Components Provided with an EX4650 Switch Quantity Component 1 Switch 5 preinstalled EX4650 Fan modules 2 AC or DC preinstalled EX4650 Power sup...

Page 81: ...ccurate installation base data Register your product s at https tools juniper net svcreg SRegSerialNum jsp Update your installation base at https www juniper net customers csc management updateinstallbase jsp Mounting an EX4650 Switch on Four Posts of a Rack or Cabinet You can mount an EX4650 switch on four posts of a 19 in rack or a 19 in cabinet by using the separately orderable four post rack m...

Page 82: ...ips mounting screws provided with the four post rack mount kit 12 flat head 4x6 mm Phillips mounting screws provided with the four post rack mount kit One pair each of flush or 2 in recess front mounting brackets provided with the four post rack mount kit One pair of side mounting rails provided with the four post rack mount kit One pair of rear mounting blades provided with the four post rack mou...

Page 83: ...rt 4x6 mm Phillips flat head mounting screws into the two aligned holes and tighten the screws by using the screwdriver Ensure that the remaining four holes in the side mounting rails are aligned with the four holes in the side panel See Figure 32 on page 85 Figure 32 Attaching the Side Mounting Rail to the Switch Chassis g022533 4 Insert the 4x6 mm Phillips flat head mounting screws into the rema...

Page 84: ...e 34 on page 86 Figure 34 Sliding the Rear Mounting Blades into the Side Mounting Rails g022535 8 Attach the rear mounting blades to the rear post by using the appropriate screws for your rack Tighten the screws 9 Ensure that the switch chassis is level by verifying that all the screws on the front of the rack are aligned with the screws at the back of the rack NOTE We recommend that you install c...

Page 85: ...nd of the grounding cable to a proper earth ground such as the rack in which the switch is mounted 2 Place the grounding lug attached to the grounding cable over the protective earthing terminal See Figure 35 on page 87 Figure 35 Connecting a Grounding Cable to an EX4650 Switch 3 Secure the grounding lug to the protective earthing terminal with the washers and screws 4 Dress the grounding cable an...

Page 86: ...ge Damage on page 177 Ensure that you have connected the switch chassis to earth ground CAUTION Before you connect power to the switch a licensed electrician must attach a cable lug to the grounding and power cables that you supply A cable with an incorrectly attached lug can damage the switch for example by causing a short circuit To meet safety and electromagnetic interference EMI requirements a...

Page 87: ...upler end of the power cord into the AC power cord inlet on the AC power supply faceplate 5 Push the power cord retainer onto the power cord see Figure 36 on page 89 Figure 36 Connecting an AC Power Cord to an AC Power Supply in an EX4650 g022513 1 Power cord retainer 6 The switch powers on as soon as power is provided to the power supply There is no power switch on the device 7 Insert the power c...

Page 88: ...begin connecting DC power to the switch Ensure that you have taken the necessary precautions to prevent electrostatic discharge ESD damage see Prevention of Electrostatic Discharge Damage on page 177 Ensure that you have connected the switch chassis to earth ground CAUTION Before you connect power to the switch a licensed electrician must attach a cable lug to the grounding and power cables that y...

Page 89: ...the 48V and RTN DC cables to chassis ground The cable with very low resistance indicating a closed circuit to chassis ground is positive and will be installed on the V return DC power input terminal The cable with very high resistance indicating an open circuit to chassis ground is negative and will be installed on the V input DC power input terminal CAUTION You must ensure that power connections ...

Page 90: ...connect source A to one power supply and connect source B to the second power supply This configuration provides the commonly deployed A B feed redundancy for the system The terminal block of the power supply has four terminals labeled V V V and V for connecting DC power source cables labeled positive and negative The V terminals are shunted internally together as are the V terminals CAUTION The c...

Page 91: ...nput terminals 48V 7 3 Output LED Terminal block 8 4 Input LED Ejector lever CAUTION The V terminals are shunted internally together as are the V terminals The same polarity terminal can be wired together from the same source to provide an additional current path in a higher power chassis Do not connect the terminals to different sources 93 ...

Page 92: ...e device 10 Verify that the IN and OUT LEDs on the power supply are lit green and are on steadily Connecting the EX4650 to the Network IN THIS SECTION Installing a Transceiver 94 Connecting a Fiber Optic Cable 97 Installing a Transceiver The transceivers for Juniper Networks devices are hot removable and hot insertable field replaceable units FRUs You can remove and replace them without powering o...

Page 93: ...ore you begin to install a transceiver in a device ensure that you have taken the necessary precautions for safe handling of lasers see Laser and LED Safety Guidelines and Warnings on page 164 Ensure that you have a rubber safety cap available to cover the transceiver Figure 39 on page 96 shows how to install a QSFP transceiver The procedure is the same for all types of transceivers except the QSF...

Page 94: ...the empty port The connectors must face the chassis CAUTION Before you slide the transceiver into the port ensure that the transceiver is aligned correctly Misalignment might cause the pins to bend making the transceiver unusable 6 Slide the transceiver in gently until it is fully seated If you are installing a CFP transceiver tighten the captive screws on the transceiver by using your fingers 7 R...

Page 95: ...ubber safety cap remove the cap Save the cap 2 Remove the rubber safety cap from the optical transceiver Save the cap 3 Insert the cable connector into the optical transceiver see Figure 40 on page 97 Figure 40 Connecting a Fiber Optic Cable to an Optical Transceiver Installed in a Device 4 Secure the cables so that they do not support their own weight Place excess cable out of the way in a neatly...

Page 96: ... an Ethernet cable with an RJ 45 connector Use the management port to connect the device to the management device Ensure that you have an Ethernet cable that has an RJ 45 connector at either end Figure 41 on page 98 shows the RJ 45 connector of the Ethernet cable supplied with the device Figure 41 RJ 45 Connector on an Ethernet Cable To connect a device to a network for out of band management see ...

Page 97: ...ect an Ethernet cable with an RJ 45 connector Use the console port to connect the device to the console server or management console The console port accepts a cable that has an RJ 45 connector Ensure that you have an Ethernet cable that has an RJ 45 connector at either end One such cable and an RJ 45 to DB 9 serial port adapter are supplied with the device Figure 43 on page 99 shows the RJ 45 con...

Page 98: ...e 100 1 Connect one end of the Ethernet cable to the console port labeled CON CONSOLE or CON1 on the device 2 Connect the other end of the Ethernet cable to the console server see Figure 44 on page 100 or management console see Figure 45 on page 100 Figure 44 Connecting a Device to a Management Console Through a Console Server g020547 CON To Console port Console server PC Figure 45 Connecting a De...

Page 99: ...syslog user any emergency file messages any notice authorization info file interactive commands interactive commands any commit factory settings Connecting and Configuring an EX4650 Switch The EX4650 switch is shipped with the Junos OS preinstalled and ready to be configured when the switch is powered on There is a 64 MB internal NAND Flash memory device located on the baseboard for BIOS storage Y...

Page 100: ... switch IP address of a DNS server Password for the root user This procedure connects the switch to the network but does not enable it to forward traffic For complete information about enabling the switch to forward traffic including examples see the Junos OS configuration guides To configure the software 1 Verify that the switch is powered on 2 Log in as the root user There is no password 3 Start...

Page 101: ... in double quotation marks edit root set system host name host name 7 Create a user account edit root set system login user user name authentication plain text password New password password Retype new password password 8 Set the user account class to super user edit root set system login user user name class super user 9 Configure the switch s domain name edit root set system domain name domain n...

Page 102: ... management port Access to the management port is limited to the local subnet For more information about static routes see the Junos OS Administration Library edit root set routing options static route remote subnet next hop destination IP retain no readvertise 14 Configure the telnet service at the edit system services hierarchy level edit root set system services telnet 15 Optional Display the c...

Page 103: ... the switch edit root commit 17 Optional Configure additional properties by adding the necessary configuration statements Then commit the changes to activate them on the switch edit root switch commit 18 When you have finished configuring the switch exit configuration mode edit root switch exit root switch 105 ...

Page 104: ...4 CHAPTER Maintaining Components Maintaining the EX4650 Cooling System 109 Maintaining the EX4650 Power System 112 Maintaining Transceivers 115 Maintaining Fiber Optic Cables 125 ...

Page 105: ......

Page 106: ... A replacement fan module NOTE The fan module slots are at the left side of the rear panel Figure 46 on page 110 shows how to remove a fan module 1 Place the antistatic bag or the antistatic mat on a flat stable surface 2 Loosen the captive screws on the front faceplate of the fan module by using your fingers If you are unable to loosen the captive screws by using your fingers use the screwdriver ...

Page 107: ...X4650 is shipped with redundant fans 4 1 Each fan module is a hot removable and hot insertable field replaceable unit FRU installed in the rear panel of the switch You can remove and replace it without powering off the switch or disrupting switch functions CAUTION Do not mix Fan modules with different airflow labels AIR IN AFI and AIR OUT AFO in the same chassis Power supplies with different airfl...

Page 108: ...do so could result in significant delays if you need replacement parts This note does not apply if you replace existing components with the same type of component 1 Ensure that you have the correct fan module The label AFI or AFO on the fan module must match the label AFI or AFO on the installed power supply 2 Attach the ESD grounding strap to your bare wrist and connect the strap to the ESD point...

Page 109: ...RU when the second power supply is installed and running You can install replacement power supplies in the two slots next to the fan modules without powering off the switch or disrupting the switching function Before you remove a power supply from an EX4650 ensure that you have taken the necessary precautions to prevent electrostatic discharge ESD damage see Prevention of Electrostatic Discharge D...

Page 110: ...ces the DC circuit to the off position 4 Remove the power source cable from the power supply faceplate AC power supply Remove the power cord from the power supply faceplate by detaching the power cord retainer and gently pulling out the female end of the power cord connected to the power supply faceplate DC power supply Remove the screws securing the ring lugs attached to the power source cables t...

Page 111: ...he same chassis Fan modules with different airflow labels AIR IN AFI and AIR OUT AFO in the same chassis Power supplies and fan modules with different airflow labels AIR IN AFI and AIR OUT AFO in the same chassis Before you install an AC power supply in the switch Ensure that you understand how to prevent electrostatic discharge ESD damage See Prevention of Electrostatic Discharge Damage on page 1...

Page 112: ...ng strap to your bare wrist and connect the strap to the ESD point on the chassis 3 Taking care not to touch the power supply pins leads or solder connections remove the power supply from the bag 4 Using both hands place the power supply in the power supply slot on the rear panel of the switch and slide it in until it is fully seated and the ejector lever fits into place Figure 49 Installing an AC...

Page 113: ...r A dust cover to cover the port or a replacement transceiver Figure 50 on page 118 shows how to remove a QSFP transceiver The procedure is the same for all types of transceivers except the QSFP28 and CFP transceivers To remove a transceiver from a device 1 Place the antistatic bag or antistatic mat on a flat stable surface 2 Wrap and fasten one end of the ESD wrist strap around your bare wrist an...

Page 114: ...n damage the cables and cause problems that are difficult to diagnose 4 Remove the cable connected to the transceiver see Disconnecting a Fiber Optic Cable on page 126 Cover the transceiver and the end of each fiber optic cable connector with a rubber safety cap immediately after disconnecting the fiber optic cables 117 ...

Page 115: ...revent electrostatic discharge ESD damage to the transceiver do not touch the connector pins at the end of the transceiver Figure 50 Removing an SFP SFP XFP or a QSFP Transceiver 1 Ejector lever To remove a CFP transceiver a Loosen the screws on the transceiver by using your fingers b Grasp the screws on the transceiver and gently slide the transceiver approximately 0 5 in 1 3 cm straight out of t...

Page 116: ...fore you begin to remove a transceiver from a device ensure that you have taken the necessary precautions for safe handling of lasers see Laser and LED Safety Guidelines and Warnings on page 164 Ensure that you have the following parts and tools available An antistatic bag or an antistatic mat Rubber safety caps to cover the transceiver and fiber optic cable connector A dust cover to cover the por...

Page 117: ...wn weight as it hangs to the floor Place excess cable out of the way in a neatly coiled loop in the cable management system Placing fasteners on the loop helps to maintain its shape CAUTION Do not bend the fiber optic cable beyond its minimum bend radius An arc smaller than a few inches in diameter can damage the cable and cause problems that are difficult to diagnose Figure 51 Removing a QSFP28 T...

Page 118: ...engineer might recommend that you check the third party optic or cable and potentially replace it with an equivalent Juniper Networks optic or cable that is qualified for the device Before you begin to install a transceiver in a device ensure that you have taken the necessary precautions for safe handling of lasers see Laser and LED Safety Guidelines and Warnings on page 164 Ensure that you have a...

Page 119: ...rt before installing a new transceiver 5 Using both hands carefully place the transceiver in the empty port The connectors must face the chassis CAUTION Before you slide the transceiver into the port ensure that the transceiver is aligned correctly Misalignment might cause the pins to bend making the transceiver unusable 6 Slide the transceiver in gently until it is fully seated If you are install...

Page 120: ...hased from Juniper Networks with your Juniper Networks device CAUTION If you face a problem running a Juniper Networks device that uses a third party optic or cable the Juniper Networks Technical Assistance Center JTAC can help you diagnose the source of the problem Your JTAC engineer might recommend that you check the third party optic or cable and potentially replace it with an equivalent Junipe...

Page 121: ...ansceiver and the end of the cable and insert the cable into the transceiver WARNING Do not look directly into a fiber optic transceiver or into the ends of fiber optic cables Fiber optic transceivers and fiber optic cable connected to a transceiver emit laser light that can damage your eyes CAUTION Do not leave a fiber optic transceiver uncovered except when inserting or removing cable The safety...

Page 122: ... the cable and cause problems that are difficult to diagnose Maintaining Fiber Optic Cables IN THIS SECTION Connecting a Fiber Optic Cable 125 Disconnecting a Fiber Optic Cable 126 Maintaining Fiber Optic Cables 127 Connecting a Fiber Optic Cable Before you begin to connect a fiber optic cable to an optical transceiver installed in a device ensure that you have taken the necessary precautions for ...

Page 123: ...nnecting a Fiber Optic Cable to an Optical Transceiver Installed in a Device 4 Secure the cables so that they do not support their own weight Place excess cable out of the way in a neatly coiled loop Placing fasteners on a loop helps cables maintain their shape CAUTION Do not bend fiber optic cables beyond their minimum bend radius An arc smaller than a few inches in diameter can damage the cables...

Page 124: ...vice set interface name disable WARNING Do not look directly into a fiber optic transceiver or into the ends of fiber optic cables Fiber optic transceivers and fiber optic cables connected to transceivers emit laser light that can damage your eyes 2 Carefully unplug the fiber optic cable connector from the transceiver 3 Cover the transceiver with a rubber safety cap WARNING Do not leave a fiber op...

Page 125: ...s which are expensive to repair Attach a short fiber extension to the optical equipment Any wear and tear due to frequent plugging and unplugging is then absorbed by the short fiber extension which is easier and less expensive to replace than the instruments Keep fiber optic cable connections clean Microdeposits of oil and dust in the canal of the transceiver or cable connector can cause loss of l...

Page 126: ...5 CHAPTER Troubleshooting Hardware Troubleshooting the EX4650 Components 131 ...

Page 127: ......

Page 128: ... yellow alarm conditions for chassis components Alarm Failure event that triggers an alarm Alarm condition Seriousness of the alarm The level of severity can be either major red or minor yellow Major red Indicates a critical situation on the device that has resulted from one of the following conditions A red alarm condition requires immediate action One or more hardware components have failed One ...

Page 129: ...gure to alert you when an interface is down To configure an interface link down condition to trigger a red or yellow alarm or to configure the link down condition to be ignored use the alarm statement at the edit chassis hierarchy level You can specify the ethernet fibre channel or management ethernet interface type NOTE Fibre Channel alarms are only valid on QFX3500 devices NOTE When red alarms o...

Page 130: ...vice on another Juniper Networks switch or router or any PC or laptop that supports Linux The steps you take to create the emergency boot device vary depending on the device To create an emergency boot device 1 Use FTP to copy the installation media image into the var tmp directory on the device 2 Insert a USB device into the USB port 3 From the Junos OS command line interface CLI start the shell ...

Page 131: ... install media host usb ex 4e flex x86 64 18 3R1 10 secure img 11006 1 records in 11006 1 records out 180332544 bytes transferred in 71 764266 secs 2512846 bytes sec 6 Log out of the shell root device exit exit user device 134 ...

Page 132: ...6 CHAPTER Contacting Customer Support and Returning the Chassis or Components Returning an EX4650 Chassis or Components 137 ...

Page 133: ......

Page 134: ...to return the switch If you need to return one or more components determine the serial number for each component For instructions see Locating the Serial Number on an EX4650 Switch or Component on page 138 2 Obtain an RMA number from JTAC as described in Contacting Customer Support to Obtain Return Material Authorization on page 140 NOTE Do not return any component to Juniper Networks unless you h...

Page 135: ...t the serial numbers for the switch and for some components using a CLI command If you do not have access to the CLI or if the serial number for the component does not appear in the command output you can locate the serial number ID label on the physical switch or component NOTE If you want to find the serial number on the physical switch component you will need to remove the component from the sw...

Page 136: ...es and fan modules installed in EX4650 switches are field replaceable units FRUs For each of these FRUs you must remove the FRU from the switch chassis to view the serial number ID label of the FRU Power Supply The serial number ID label is on the top of the power supply Figure 56 on page 139shows the location of the serial number ID label on a DC power supply Figure 56 Location of the Serial Numb...

Page 137: ...rvice request with Juniper Networks Technical Assistance Center JTAC on the Web or by telephone Before you request an RMA number from JTAC be prepared to provide the following information Your existing service request number if you have one Serial number of the component Your name organization name telephone number fax number and shipping address Details of the failure or problem Type of activity ...

Page 138: ...e followed all the steps listed in Contacting Customer Support to Obtain Return Material Authorization on page 140 Ensure that you have retrieved the original shipping carton and packing materials Contact your JTAC representative if you do not have these materials to learn about approved packing materials See Contacting Customer Support to Obtain Return Material Authorization on page 140 Ensure yo...

Page 139: ...the switch See Removing a Transceiver on page 116 Ensure that you have the following parts and tools available to pack the switch Phillips screwdriver number 2 not provided The original switch packing material cardboard box accessory box and its contents and foam padding ESD grounding strap Antistatic bag CAUTION Do not pack the switch in anything except its original container to prevent damage du...

Page 140: ...ck switch components Return individual components in separate boxes if they do not fit together on one level in the shipping box To pack the switch components 1 Place individual components in antistatic bags 2 Use the original packing materials if they are available If the original packing materials are not available ensure that the component is adequately packed to prevent damage during transit T...

Page 141: ...ts 151 Installation Instructions Warning 153 Chassis and Component Lifting Guidelines 153 Restricted Access Warning 155 Ramp Warning 157 Rack Mounting and Cabinet Mounting Warnings 157 Grounded Equipment Warning 162 Radiation from Open Port Apertures Warning 163 Laser and LED Safety Guidelines and Warnings 164 Maintenance and Operational Safety Guidelines and Warnings 167 General Electrical Safety...

Page 142: ...ower Electrical Safety Guidelines 181 DC Power Disconnection Warning 182 DC Power Grounding Requirements and Warning 184 DC Power Wiring Sequence Warning 186 DC Power Wiring Terminations Warning 189 Multiple Power Supplies Disconnection Warning 192 TN Power Warning 193 Agency Approvals for EX4650 Switches 193 Compliance Statements for EMC Requirements for EX Series Switches 195 ...

Page 143: ...l or manipulate wiring during electrical storms Never install electrical jacks in wet locations unless the jacks are specifically designed for wet environments Operate the device only when it is properly grounded Ensure that the separate protective earthing terminal provided on this device is permanently connected to earth Replace fuses only with fuses of the same type and rating Do not open or re...

Page 144: ...ls of safety warnings there are two Warning formats NOTE You might find this information helpful in a particular situation or you might overlook this important information if it was not highlighted in a Note CAUTION You need to observe the specified guidelines to prevent minor injury or discomfort to you or severe damage to the device WARNING This symbol alerts you to the risk of personal injury f...

Page 145: ...e befinden sich in einer Situation die zu einer Körperverletzung führen könnte Bevor Sie mit der Arbeit an irgendeinem Gerät beginnen seien Sie sich der mit elektrischen Stromkreisen verbundenen Gefahren und der Standardpraktiken zur Vermeidung von Unfällen bewußt Avvertenza Questo simbolo di avvertenza indica un pericolo La situazione potrebbe causare infortuni alle persone Prima di lavorare su q...

Page 146: ...ention Tout installation ou remplacement de l appareil doit être réalisé par du personnel qualifié et compétent Warnung Gerät nur von geschultem qualifiziertem Personal installieren oder auswechseln lassen Avvertenza Solo personale addestrato e qualificato deve essere autorizzato ad installare o sostituire questo apparecchio Advarsel Kun kvalifisert personell med riktig opplæring bør montere eller...

Page 147: ...on equipment be available in the event of a fire in the vicinity of the equipment and that all local fire safety and electrical codes and ordinances be observed when you install and operate your equipment Fire Suppression In the event of an electrical hazard or an electrical fire you should first turn power off to the equipment at the source Then use a Type C fire extinguisher which uses noncorros...

Page 148: ...ny equipment in a room in which a chemical fire extinguisher has been discharged is subject to premature failure and unreliable operation The equipment is considered to be irreparably damaged NOTE To keep warranties effective do not use a dry chemical fire extinguisher to control a fire at or near a Juniper Networks device If a dry chemical fire extinguisher is used the unit is no longer eligible ...

Page 149: ...s til strømkilden Aviso Leia as instruções de instalação antes de ligar o sistema à sua fonte de energia Atención Ver las instrucciones de instalación antes de conectar el sistema a la red de alimentación Varning Läs installationsanvisningarna innan du kopplar systemet till dess strömförsörjningsenhet Chassis and Component Lifting Guidelines Before moving the device to a site ensure that the site ...

Page 150: ...o or more people 70 5 lb 32 kg to 121 2 lb 55 kg Three or more people Above 121 2 lbs 55 kg Material handling systems such as levers slings lifts and so on must be used When this is not practical specially trained persons or systems must be used riggers or movers 154 ...

Page 151: ...Restricted Access Warning 155 ...

Page 152: ... sécurité est sous le contrôle de l autorité responsable de l emplacement Warnung Diese Einheit ist zur Installation in Bereichen mit beschränktem Zutritt vorgesehen Ein Bereich mit beschränktem Zutritt ist ein Bereich zu dem nur Wartungspersonal mit einem Spezialwerkzeugs Schloß und Schlüssel oder anderer Sicherheitsvorkehrungen Zugang hat und der von dem für die Anlage zuständigen Gremium kontro...

Page 153: ...prijplaat niet onder een hoek van meer dan 10 graden Varoitus Älä käytä sellaista kaltevaa pintaa jonka kaltevuus ylittää 10 astetta Attention Ne pas utiliser une rampe dont l inclinaison est supérieure à 10 degrés Warnung Keine Rampen mit einer Neigung von mehr als 10 Grad verwenden Avvertenza Non usare una rampa con pendenza superiore a 10 gradi Advarsel Bruk aldri en rampe som heller mer enn 10...

Page 154: ...kerd Dit toestel dient onderaan in het rek gemonteerd te worden als het toestel het enige in het rek is Wanneer u dit toestel in een gedeeltelijk gevuld rek monteert dient u het rek van onderen naar boven te laden met het zwaarste onderdeel onderaan in het rek Als het rek voorzien is van stabiliseringshulpmiddelen dient u de stabilisatoren te monteren voordat u het toestel in het rek monteert of h...

Page 155: ...sollte sie unten im Gestell angebracht werden Bei Anbringung dieser Einheit in einem zum Teil gefüllten Gestell ist das Gestell von unten nach oben zu laden wobei das schwerste Bauteil unten im Gestell anzubringen ist Wird das Gestell mit Stabilisierungszubehör geliefert sind zuerst die Stabilisatoren zu installieren bevor Sie die Einheit im Gestell anbringen oder sie warten Avvertenza Per evitare...

Page 156: ... deverá ser instalado numa prateleira fixa à estrutura do edificio Esta unidade deverá ser montada na parte inferior da estante caso seja esta a única unidade a ser montada Ao montar esta unidade numa estante parcialmente ocupada coloque os itens mais pesados na parte inferior da estante arrumando os de baixo para cima Se a estante possuir um dispositivo de estabilização instale o antes de montar ...

Page 157: ...r Networks switch måste installeras i en ställning som är förankrad i byggnadens struktur Om denna enhet är den enda enheten på ställningen skall den installeras längst ned på ställningen Om denna enhet installeras på en delvis fylld ställning skall ställningen fyllas nedifrån och upp med de tyngsta enheterna längst ned på ställningen Om ställningen är försedd med stabiliseringsdon skall dessa mon...

Page 158: ...Dieses Gerät muß geerdet werden Stellen Sie sicher daß das Host Gerät während des normalen Betriebs an Erde gelegt ist Avvertenza Questa apparecchiatura deve essere collegata a massa Accertarsi che il dispositivo host sia collegato alla massa di terra durante il normale utilizzo Advarsel Dette utstyret skal jordes Forviss deg om vertsterminalen er jordet ved normalt bruk Aviso Este equipamento dev...

Page 159: ... Vermeiden Sie es sich den Strahlungen auszusetzen und starren Sie nicht in die Öffnungen Avvertenza Quando i cavi in fibra non sono inseriti radiazioni invisibili possono essere emesse attraverso l apertura della porta Evitate di esporvi alle radiazioni e non guardate direttamente nelle aperture Advarsel Unngå utsettelse for stråling og stirr ikke inn i åpninger som er åpne fordi usynlig stråling...

Page 160: ...following guidelines and warnings General Laser Safety Guidelines When working around ports that support optical transceivers observe the following safety guidelines to prevent eye injury Do not look into unterminated ports or at fibers that connect to unknown sources Do not examine unterminated optical ports with optical instruments Avoid direct exposure to the beam WARNING Unterminated optical c...

Page 161: ...laser produkt Varoitus Luokan 1 lasertuote Attention Produit laser de classe I Warnung Laserprodukt der Klasse 1 Avvertenza Prodotto laser di Classe 1 Advarsel Laserprodukt av klasse 1 Aviso Produto laser de classe 1 Atención Producto láser Clase I Varning Laserprodukt av klass 1 165 ...

Page 162: ...us Luokan 1 valodiodituote Attention Alarme de produit LED Class I Warnung Class 1 LED Produktwarnung Avvertenza Avvertenza prodotto LED di Classe 1 Advarsel LED produkt i klasse 1 Aviso Produto de classe 1 com LED Atención Aviso sobre producto LED de Clase 1 Varning Lysdiodprodukt av klass 1 166 ...

Page 163: ...kt mit optischen Geräten prüfen Avvertenza Non fissare il raggio con gli occhi né usare strumenti ottici per osservarlo direttamente Advarsel Stirr eller se ikke direkte p strlen med optiske instrumenter Aviso Não olhe fixamente para o raio nem olhe para ele directamente com instrumentos ópticos Atención No mirar fijamente el haz ni observarlo directamente con instrumentos ópticos Varning Rikta in...

Page 164: ...Operating Temperature Warning 173 Product Disposal Warning 175 While performing the maintenance activities for devices observe the following guidelines and warnings 168 ...

Page 165: ...leichen oder vom Hersteller empfohlenen Batterietyp Entsorgen Sie die benutzten Batterien nach den Anweisungen des Herstellers Advarsel Det kan være fare for eksplosjon hvis batteriet skiftes på feil måte Skift kun med samme eller tilsvarende type som er anbefalt av produsenten Kasser brukte batterier i henhold til produsentens instruksjoner Avvertenza Pericolo di esplosione se la batteria non è i...

Page 166: ...Jewelry Removal Warning 170 ...

Page 167: ...n Schmuck einschließlich Ringe Ketten und Uhren abnehmen Metallgegenstände erhitzen sich wenn sie an das Netz und die Erde angeschlossen werden und können schwere Verbrennungen verursachen oder an die Anschlußklemmen angeschweißt werden Avvertenza Prima di intervenire su apparecchiature collegate alle linee di alimentazione togliersi qualsiasi monile inclusi anelli collane braccialetti ed orologi ...

Page 168: ...rissa äläkä yhdistä tai irrota kaapeleita ukkosilmalla Attention Ne pas travailler sur le système ni brancher ou débrancher les câbles pendant un orage Warnung Arbeiten Sie nicht am System und schließen Sie keine Kabel an bzw trennen Sie keine ab wenn es gewittert Avvertenza Non lavorare sul sistema o collegare oppure scollegare i cavi durante un temporale con fulmini Advarsel Utfør aldri arbeid p...

Page 169: ...Operating Temperature Warning 173 ...

Page 170: ...iner Gegend betrieben werden in der die Umgebungstemperatur das empfohlene Maximum von 40 C überschreitet Um Lüftungsverschluß zu verhindern achten Sie darauf daß mindestens 15 2 cm lichter Raum um die Lüftungsöffnungen herum frei bleibt Avvertenza Per evitare il surriscaldamento dei switch non adoperateli in un locale che ecceda la temperatura ambientale massima di 40 C Per evitare che la circola...

Page 171: ...sia lakeja ja säännöksiä noudattaen Attention La mise au rebut définitive de ce produit doit être effectuée conformément à toutes les lois et réglementations en vigueur Warnung Dieses Produkt muß den geltenden Gesetzen und Vorschriften entsprechend entsorgt werden Avvertenza L eliminazione finale di questo prodotto deve essere eseguita osservando le normative italiane vigenti in materia Advarsel E...

Page 172: ... other end of the strap around your bare wrist Failure to use an ESD grounding strap could result in damage to the device Install the device in compliance with the following local national and international electrical codes United States National Fire Protection Association NFPA 70 United States National Electrical Code Other countries International Electromechanical Commission IEC 60364 Part 1 th...

Page 173: ...the following actions in this order 1 Use caution Be aware of potentially hazardous conditions that could cause further injury 2 Disconnect power from the device 3 If possible send another person to get medical aid Otherwise assess the condition of the victim then call for help Prevention of Electrostatic Discharge Damage Device components that are shipped in antistatic bags are sensitive to damag...

Page 174: ...ng strap is available touch the exposed bare metal of the device to ground yourself before handling the component Avoid contact between the component that is subject to ESD damage and your clothing ESD voltages emitted from clothing can damage components When removing or installing a component that is subject to ESD damage always place it component side up on an antistatic surface in an antistatic...

Page 175: ...only a grounding type power outlet Do not circumvent this safety feature Equipment grounding must comply with local and national electrical codes You must provide an external certified circuit breaker 2 pole circuit breaker or 4 pole circuit breaker based on your device rated minimum 20 A in the building installation The power cord serves as the main disconnecting device for the AC powered device ...

Page 176: ...der in der Nähe von Netzgeräten arbeiten ziehen Sie bei Wechselstromeinheiten das Netzkabel ab bzw Avvertenza Prima di lavorare su un telaio o intorno ad alimentatori scollegare il cavo di alimentazione sulle unità CA Advarsel Før det utføres arbeid på kabinettet eller det arbeides i nærheten av strømforsyningsenheter skal strømledningen trekkes ut på vekselstrømsenheter Aviso Antes de trabalhar n...

Page 177: ...70 NOTE Primary overcurrent protection is provided by the building circuit breaker This breaker must protect against excess currents short circuits and earth grounding faults in accordance with NEC ANSI NFPA 70 Ensure that the polarity of the DC input wiring is correct Under certain conditions connections with reversed polarity might trip the primary circuit breaker or damage the equipment For per...

Page 178: ...DC Power Disconnection Warning 182 ...

Page 179: ... le panneau de service du circuit en courant continu placer le disjoncteur en position fermée OFF et à l aide d un ruban adhésif bloquer la poignée du disjoncteur en position OFF Warnung Vor Ausführung der folgenden Vorgänge ist sicherzustellen daß die Gleichstromschaltung keinen Strom erhält Um sicherzustellen daß sämtlicher Strom abgestellt ist machen Sie auf der Schalttafel den Unterbrecher für...

Page 180: ...tor automático en posición de Apagado OFF Varning Innan du utför någon av följande procedurer måste du kontrollera att strömförsörjningen till likströmskretsen är bruten Kontrollera att all strömförsörjning är BRUTEN genom att slå AV det överspänningsskydd som skyddar likströmskretsen och tejpa fast överspänningsskyddets omkopplare i FRÅN läget DC Power Grounding Requirements and Warning An insula...

Page 181: ...ier et déconnectée en dernier Warnung Der Erdanschluß muß bei der Installation der Einheit immer zuerst hergestellt und zuletzt abgetrennt werden Avvertenza In fase di installazione dell unità eseguire sempre per primo il collegamento a massa e disconnetterlo per ultimo Advarsel Når enheten installeres må jordledningen alltid tilkobles først og frakobles sist Aviso Ao instalar a unidade a ligação ...

Page 182: ...DC Power Wiring Sequence Warning 186 ...

Page 183: ...lié d abord et débranché pour la dernière fois Warnung Die Stromzufuhr ist nur mit geeigneten Ringösen an das DC Netzteil anzuschliessen Die richtige Anschlusssequenz ist Erdanschluss zu Erdanschluss RTN zu RTN und dann 48V zu 48V Die richtige Sequenz zum Abtrennen der Stromversorgung ist 48V zu 48V RTN zu RTN und dann Erdanschluss zu Erdanschluss Es ist zu beachten dass der Erdanschluss immer zue...

Page 184: ...TN a RTN então 48 V a 48 V Ao desconectar a potência a seqüência apropriada da fiação é 48 V a 48 V RTN a RTN moeu então para moer Anote que o fio à terra deve sempre ser conectado primeiramente e desconectado por último Anote que o fio à terra deve sempre ser conectado primeiramente e desconectado por último Varning Korrekt kopplingssekvens ar jord till jord RTN till RTN 48 V till 48 V Korrekt ko...

Page 185: ...DC Power Wiring Terminations Warning 189 ...

Page 186: ...conducteur Warnung Wenn Litzenverdrahtung erforderlich ist sind zugelassene Verdrahtungsabschlüsse z B für einen geschlossenen Regelkreis oder gabelförmig mit nach oben gerichteten Kabelschuhen zu verwenden Diese Abschlüsse sollten die angemessene Größe für die Drähte haben und sowohl die Isolierung als auch den Leiter festklemmen Avvertenza Quando occorre usare trecce usare connettori omologati c...

Page 187: ...etar tanto el aislante como el conductor Varning När flertrådiga ledningar krävs måste godkända ledningskontakter användas t ex kabelsko av sluten eller öppen typ med uppåtvänd tapp Storleken på dessa kontakter måste vara avpassad till ledningarna och måste kunna hålla både isoleringen och ledaren fastklämda 191 ...

Page 188: ...inen Stromanschluß um Strom gänzlich von der Einheit fernzuhalten müssen alle Stromzufuhren abgetrennt sein Avvertenza Questa unità ha più di una connessione per alimentatore elettrico tutte le connessioni devono essere completamente rimosse per togliere l elettricità dall unità Advarsel Denne enheten har mer enn én strømtilkobling Alle tilkoblinger må kobles helt fra for å eliminere strøm fra enh...

Page 189: ...ositivo foi criado para operar com sistemas de corrente TN Atención El equipo está diseñado para trabajar con sistemas de alimentación tipo TN Varning Enheten är konstruerad för användning tillsammans med elkraftssystem av TN typ Agency Approvals for EX4650 Switches EX4650 switches comply with the following standards Safety CAN CSA C22 2 No 60950 1 Safety of Information Technology Equipment UL 609...

Page 190: ...characteristics Limits and methods of measurement EN 55035 2017 CISPR 35 2016 Electromagnetic compatibility of multimedia equipment Immunity requirements IEC EN 61000 Immunity Test AS NZS CISPR 32 2015 Australia New Zealand Radiated and Conducted Emissions FCC 47 CFR Part 15 USA Radiated and Conducted Emissions IC ICES 003 Canada Radiated and Conducted Emissions VCCI CISPR 32 2016 Japanese Radiate...

Page 191: ...e à la norme NMB 003 du Canada The Industry Canada label identifies certified equipment This certification means that the equipment meets certain telecommunications network protective operational and safety requirements Industry Canada does not guarantee the equipment will operate to the users satisfaction Before installing this equipment users should ensure that it is permissible to connect the e...

Page 192: ...nsure for their own protection that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution might be particularly important in rural areas Taiwan 此為甲類資訊技術設備 於一般家居環境使用時 本設備可能導致射頻干擾 用戶請採取相應措施 The preceding translates as follows This is a Class A device In a domestic environment this device might ...

Page 193: ...ass A electromagnetic wave suitability equipment and seller or user should take notice of it and this equipment is to be used in the places except for home United States The device has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equi...

Page 194: ...ed by turning the equipment off and on the user is encouraged to try and correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio or TV t...

Page 195: ...twork Telecommunications Equipment GR 63 CORE NEBS Physical Protection The equipment is suitable for installation as part of the Common Bonding Network CBN The equipment is suitable for installation in locations where the National Electrical Code NEC applies The battery return connection is to be treated as an Isolated DC return DC I as defined in GR 1089 CORE You must provision a readily accessib...

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