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Cisco Nexus
NXB-CPU-FRU central
processing unit (CPU) that
is located inside the
chassis, behind the fan
modules.

Power supply

The following figure shows the port-side chassis features that you use when installing the chassis or replacing
its modules.

Figure 2: Port-Side View of the Cisco Nexus 3408-S Chassis

Cisco Nexus NXM-X4D
line-card expansion
module (LEM) (up to 8)

Cisco Nexus 3408-S
modular chassis

Expansion module blank
(NXA-XBLANK)

Cisco Nexus NXM-X16C
line-card expansion
module (LEM) (up to 8)

Management port (RJ-45)

Beacon (BCN) and Status
(STS) LEDs

Management port (SFP)

Console port (RS-232)

USB port (1)

The following figure shows the side chassis features that you use when installing the chassis.

Cisco Nexus 3400-S Hardware Installation Guide

Overview

Overview of the Cisco Nexus 3408-S Switch

Summary of Contents for Nexus 3400-S

Page 1: ... S Hardware Installation Guide First Published 2019 05 15 Americas Headquarters Cisco Systems Inc 170 West Tasman Drive San Jose CA 95134 1706 USA http www cisco com Tel 408 526 4000 800 553 NETS 6387 Fax 408 527 0883 ...

Page 2: ... are encouraged to try to correct the interference by using one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and 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 TV technician for help Modifications to this product...

Page 3: ...ts 5 Installing the Chassis 7 C H A P T E R 3 Safety 7 Preparing to Install the Chassis 8 Unpacking and Inspecting the Chassis 9 Installing a 4 RU Chassis in a Four Post Rack 10 Grounding the Chassis 14 Starting the Switch 16 Connecting the Switch to the Network 19 C H A P T E R 4 Preparing for Network Connections 19 Connecting to a Console 19 Connecting the Management Interface 20 Connecting Inte...

Page 4: ...35 Displaying the Hardware Inventory for the Switch 37 Displaying the Modules for the Switch 37 Displaying the Serial PROM SPROM for the Switch 38 Displaying Environmental Information for the Switch 40 Displaying Environment Temperature for the Switch 41 Rack Specifications 43 A P P E N D I X A General Requirements and Guidelines for Cabinets and Racks 43 About Requirements for Perforated Cabinets...

Page 5: ...Chassis LEDs 49 Fan LEDs 51 Power Supply LEDs 52 Spare Parts Table 53 A P P E N D I X D Spares Support Table 53 Cisco Nexus 3400 S Hardware Installation Guide v Contents ...

Page 6: ...Cisco Nexus 3400 S Hardware Installation Guide vi Contents ...

Page 7: ...d maintain Cisco Nexus switches Related Documentation Release Notes Release Notes for the Cisco Nexus 3000 Series switches Transceiver Compatibility Transceiver Modules Compatibility Information Regulatory Compliance Guides Regulatory Compliance and Safety Information for the Cisco Nexus 3000 and 9000 Series switches Cisco Nexus 3400 S Hardware Installation Guide vii ...

Page 8: ...Cisco Nexus 3400 S Hardware Installation Guide viii Preface Related Documentation ...

Page 9: ...s switch offers 2 management ports 1 console port and 1 USB port This switch supports port side intake airflow The switch requires one AC DC or HVAC HVDC power supply for operation but it can have a second power supply for redundancy The following figure shows the fan side chassis features that you use when installing the chassis or replacing its modules Figure 1 Fan Side View of the Cisco Nexus 3...

Page 10: ...sis Cisco Nexus NXM X4D line card expansion module LEM up to 8 2 Cisco Nexus 3408 S modular chassis 1 Expansion module blank NXA XBLANK 4 Cisco Nexus NXM X16C line card expansion module LEM up to 8 3 Management port RJ 45 6 Beacon BCN and Status STS LEDs 5 Management port SFP 8 Console port RS 232 7 USB port 1 9 The following figure shows the side chassis features that you use when installing the ...

Page 11: ...Figure 3 Side View of the Cisco Nexus 3408 S Chassis Screw holes for mounting brackets 1 Cisco Nexus 3400 S Hardware Installation Guide 3 Overview Overview of the Cisco Nexus 3408 S Switch ...

Page 12: ...Cisco Nexus 3400 S Hardware Installation Guide 4 Overview Overview of the Cisco Nexus 3408 S Switch ...

Page 13: ...ings cooled with air conditioning during warm months and warmed during cold months usually maintain an acceptable level of humidity However if the site is unusually humid use a dehumidifier to maintain the required humidity level Altitude Requirements High altitude low pressure conditions outside of 0 to 10 000 feet 0 to 3050 m can reduce the cooling efficiency and cause electrical problems Dust a...

Page 14: ...Cisco Nexus 3400 S Hardware Installation Guide 6 Preparing the Site Dust and Contaminants ...

Page 15: ...tuation that could cause bodily injury Before you work on any equipment be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents Use the statement number provided at the end of each warning to locate its translation in the translated safety warnings that accompanied this device SAVE THESE INSTRUCTIONS Warning Statement 1017 Restric...

Page 16: ...ower supply Warning Site power meets the switch requirements If you are using n n redundancy you must have two power sources within reach of the switch when it is installed in the cabinet or rack If available you can use an uninterruptible power supply UPS to protect against power failures Avoid UPS types that use ferroresonant technology These UPS types can become unstable with systems such as th...

Page 17: ...ESD strap and handle the modules by their carrier edges only To ground the ESD strap make sure that it is attached to an earth ground a grounded chassis or a grounded rack Caution Keep the shipping container in case the chassis requires shipping in the future Tip The switch is thoroughly inspected before shipment If any damage occurred during transportation or any items are missing contact your cu...

Page 18: ...ure that all cables are disconnected from the switch Ensure that there is adequate space around the switch for servicing and airflow Never attempt to lift an object that might be too heavy for you to lift by yourself Ensure that you have solid footing and that the weight of the switch is evenly distributed between your feet Lift the switch slowly keeping your back straight Lift with your legs not ...

Page 19: ...attach the other front mount bracket to the other side of the chassis Step 2 Align the bottom support rails so that they form a shelf for the chassis The bottom support rails are identical and interchangeable Each can be used for either the right or the left side of the rack Note a Rotate one of the rails as shown in the following figure Cisco Nexus 3400 S Hardware Installation Guide 11 Installing...

Page 20: ...ack as follows a Position an expanding set of bottom support brackets on the rack with each end touching a vertical mounting rail on the front and rear of the rack as shown in the following figure Cisco Nexus 3400 S Hardware Installation Guide 12 Installing the Chassis Installing a 4 RU Chassis in a Four Post Rack ...

Page 21: ...1 36 N m of torque M6 screws use 40 in lb 4 5 N m of torque 10 32 screws use 20 in lb 2 26 N m of torque If the rack requires another type of screw use the appropriate torque setting for that type of screw c Repeat Steps 3a and 3b to attach the other expanding bottom support rail to the other side of the rack at the same level as the attached bottom support rail Verify that the two sets of bottom ...

Page 22: ...g types of screws and the associated torque settings when tightening them M4 screws use 12 in lb 1 36 N m of torque M6 screws use 40 in lb 4 5 N m of torque 10 32 screws use 20 in lb 2 26 N m of torque If the rack requires another type of screw use the appropriate torque setting for that type of screw Grounding the Chassis The switch chassis is automatically grounded when you properly install the ...

Page 23: ...table grounding is available Warning Statement 1046 Installing or Replacing the Unit When installing or replacing the unit the ground connection must always be made first and disconnected last Warning Before you begin Before you can ground the chassis you must have a connection to the earth ground for the data center building If you installed the switch chassis into a bonded rack see the rack manu...

Page 24: ...power up the switch follow these steps Before you begin Verify that the switch is fully installed and secured to a rack Verify that the switch is adequately grounded to the facility earth ground or to a grounded rack Verify that all of the fan and power supply modules are installed in the chassis If you are using a DC power source verify that the circuit is shut off at a circuit breaker Step 1 If ...

Page 25: ...e terminals f Turn on the power at the circuit breaker g Verify that the power supply is functioning by making sure that the OK LED turns green and the FAULT LED is off Step 3 Listen for the fans they should begin operating when the power cable is plugged in Step 4 After the switch boots verify that the following LEDs are on Power supply LED lit and green If not green try removing the module part ...

Page 26: ...Cisco Nexus 3400 S Hardware Installation Guide 18 Installing the Chassis Starting the Switch ...

Page 27: ...tations for each signal type Additional interface equipment required Connecting to a Console You can connect the switch to a console to perform the following functions Configuring the switch using the CLI Monitoring network statistics and errors Configuring SNMP agent parameters Downloading software updates We recommend that you use this port to create a local management connection to set the IP a...

Page 28: ...t No parity Step 2 Connect the DB 9 connector on the other end of the cable to the computer serial port What to do next You are ready to configure the switch Connecting the Management Interface Before you begin To prevent an IP address conflict you must complete the initial configuration and establish an IP address for the switch Step 1 Connect the appropriate modular cable to on the switch Step 2...

Page 29: ... these parts before installation to prevent dust from scratching the fiber optic cable ends Clean the connectors regularly the required frequency of cleaning depends upon the environment In addition clean connectors if they are exposed to dust or accidentally touched Both wet and dry cleaning techniques can be effective refer to your site s fiber optic connection cleaning procedures Do not touch t...

Page 30: ...t with system modules Caution Step 1 Attach an ESD wrist strap to yourself and a properly grounded point on the chassis or the rack Follow its instructions for use Step 2 Remove the QSFP transceiver module from its protective packaging Step 3 Remove the dust cover from the port end of the transceiver Step 4 Check the label on the QSFP transceiver module body to verify that you have the correct mod...

Page 31: ... Contamination increases attenuation loss of light and should be below 0 35 dB Consider the following maintenance guidelines Transceivers are static sensitive To prevent ESD damage wear an ESD preventative wrist strap that is connected to the grounded chassis Do not remove and insert a transceiver more often than is necessary Repeated removals and insertions can shorten its useful life Keep all op...

Page 32: ...Cisco Nexus 3400 S Hardware Installation Guide 24 Connecting the Switch to the Network Maintaining Transceivers and Optical Cables ...

Page 33: ...for the switch until you have the replacement fan module The module number can be found on the chassis Statement 263 Fan Warning The fans might still be turning when you remove the fan assembly from the chassis Keep fingers screwdrivers and other objects away from the openings in the fan assembly s housing Warning Before you begin Verify that you have an ESD wrist strap or other device to prevent ...

Page 34: ...y for operations so you can hot swap the redundant power supply during operations If there is only one power supply installed in the chassis you can replace it by installing the new power supply in the open power supply slot before removing the other power supply The module number can be found on the chassis Before you begin Verify that you have an ESD wrist strap or other device to prevent ESD da...

Page 35: ...ct one power supply to one power source For n 1 redundancy connect two power supplies to one or two power sources For n n redundancy connect each of two power supplies to a different power source Depending on the outlet receptacle on your power distribution unit you might need the optional jumper cable to connect the switch to your outlet receptacle Note c Verify that the power supply is operation...

Page 36: ...f Press the thumb latch to disengage the power supply from the chassis and use the handle to pull it part way out of the chassis g Place your other hand under the power supply to support it while you slide it out of the chassis Place the power supply on an antistatic surface h If the power supply bay is to remain empty install a blank power supply filler panel N2200 P BLNK Step 4 Install the repla...

Page 37: ... connector and pull the cable and connector out of the power supply c Grasp the power supply handle while pressing the colored release latch towards the power supply handle d Place your other hand under the power supply to support it while you slide it out of the chassis Do not touch the electrical connections on the back side of the module and prevent anything else from coming into contact with a...

Page 38: ...important functions they prevent exposure to hazardous voltages and currents inside the chassis they contain electromagnetic interference EMI that might disrupt other equipment and they direct the flow of cooling air through the chassis Do not operate the system unless all cards faceplates front covers and rear covers are in place Warning Statement 1034 Backplane Voltage Hazardous voltage or energ...

Page 39: ...ine Card Expansion Module Latch Release Lever Press the latch down to release the latch from the chassis 2 The module with a fully engaged release lever 1 Pull the module out of the chassis 4 Rotate the latch away from the module to disengage from the chassis 3 Step 4 To install the module follow these steps a Hold the module with one hand and place your other hand under the module to support its ...

Page 40: ...new CPU module and inspect the module for damage If the module is damaged contact the Technical Assistance Center TAC Step 2 To remove the module follow these steps a Loosen the thumb screws that attach the fans to the chassis and remove two of the fan modules as shown in the following figure b Remove the screws 2 that attach the fan divider to the chassis and remove the fan divider as shown in th...

Page 41: ...nder the module to support its weight b Align the module with the open slot and gently slide the module into the slot until it clicks into place c Install the fan divider and secure it with the screws 2 d Install the fan modules and tightening the thumb screws Cisco Nexus 3400 S Hardware Installation Guide 33 Replacing Modules Replacing a CPU Module ...

Page 42: ...Cisco Nexus 3400 S Hardware Installation Guide 34 Replacing Modules Replacing a CPU Module ...

Page 43: ...and used and distributed under their own licenses such as open source This software is provided as is and unless otherwise stated there is no warranty express or implied including but not limited to warranties of merchantability and fitness for a particular purpose Certain components of this software are licensed under the GNU General Public License GPL version 2 0 or GNU General Public License GP...

Page 44: ...slots Module1 ok Module type is Supervisor 0 submodules are present Model number is N3K C3408 S H W version is 0 0 Part Number is 73 19248 01 Part Revision is 1 Manufacture Date is Year 2019 Week 8 Serial number is FOC23086N6A CLEI code is 12345678 Chassis has 2 PowerSupply Slots PS1 ok Power supply type is 2000 00W 220v AC Model number is NXA PAC 2KW PI H W version is 0 Part Number is 341 1888 01...

Page 45: ...1 SN FOC224291TA NAME Power Supply 1 DESCR Nexus3000 N3K C3408 S Chassis Power Supply PID NXA PAC 2KW PI VID V01 SN POG2238JA4S NAME Power Supply 2 DESCR Nexus3000 N3K C3408 S Chassis Power Supply PID NXA PAC 2KW PI VID V01 SN POG2245JA1C NAME Fan 1 DESCR Nexus3000 N3K C3408 S Chassis Fan Module PID NXA FAN 300CFM PI VID V01 SN N A NAME Fan 2 DESCR Nexus3000 N3K C3408 S Chassis Fan Module PID NXA ...

Page 46: ...fe to 0c 75 bd 37 2d 1d FOC223620GT 2 0c 75 bd 37 2d 1e to 0c 75 bd 37 2d 3d FOC224291Q8 4 0c 75 bd 37 2d 5e to 0c 75 bd 37 2d 7d FOC224291TA Lem Online Diag Status 1 Pass 2 Pass 4 Pass switch Displaying the Serial PROM SPROM for the Switch You can display information about the SPROM for the switch by using the show sprom command switch show sprom backplane 1 DISPLAY backplane sprom contents Commo...

Page 47: ...00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0...

Page 48: ... Fan Zone Speed Zone 1 0xff Fan Air Filter NotSupported Power Supply Voltage 12 Volts Power Actual Actual Total Supply Model Output Input Capacity Status Watts Watts Watts 1 NXA PAC 2KW PI 368 W 409 W 2000 W Ok 2 NXA PAC 2KW PI 416 W 460 W 2000 W Ok Power Usage Summary Power Supply redundancy mode configured PS Redundant Power Supply redundancy mode operational PS Redundant Total Power Capacity ba...

Page 49: ...bout the environment for the switch by using the show environment temperature command switch show environment temperature how environment temperature Temperature Module Sensor MajorThresh MinorThres CurTemp Status Celsius Celsius Celsius 1 CPU 105 95 34 Ok 1 TeralynxM 110 90 25 Ok 1 TeralynxR 110 90 54 Ok LEM 1 Local 110 90 35 Ok LEM 1 Remote 110 90 28 Ok LEM 2 Local 110 90 23 Ok LEM 2 Remote 110 ...

Page 50: ...Cisco Nexus 3400 S Hardware Installation Guide 42 Managing the Switch Displaying Environment Temperature for the Switch ...

Page 51: ...r four post EIA racks this measurement is the distance between the two front rails Four post EIA cabinets perforated or solid walled must meet the following requirements The minimum spacing for the bend radius for fiber optic cables should have the front mounting rails of the cabinet offset from the front door by a minimum of 3 inches 7 6 cm The distance between the outside face of the front mount...

Page 52: ... or perforated to enhance cooling The Cisco R Series rack conforms to these requirements About Requirements for Open Racks In addition to the requirements listed in the General Requirements for Cabinets and Racks section on page A 1 if you are mounting the chassis in an open rack no side panels or doors ensure that the rack meets the following requirements The minimum vertical rack space per chass...

Page 53: ... to 104 F 0 to 40 C Ambient operating temperature Temperature 40 to 158 F 40 to 70 C Ambient nonoperating 10 to 85 Ambient operating humidity Humidity 5 to 95 Ambient nonoperating 0 to 10 000 feet 0 to 3050 m Ambient operating altitude Altitude 1000 to 30 000 feet 304 to 15 150 m Ambient nonoperating Switch Dimensions Height Depth Width Switch Component 6 97 inches 17 7 cm 4 RU 31 6 inches 80 26 c...

Page 54: ...United Kingdom 6 6 feet 2 0 m 250 VAC 13 A NEMA L6 20 plug CAB AC 250V 13A North America 8 2 feet 2 5 m 250 VAC 10 A NEMA 6 15 plug CAB N5K6A NA North America 8 2 feet 2 5 m 125 VAC 13 A NEMA 5 15 plug CAB 9K2A NA North America 8 2 feet 2 5 m 250 VAC 10 A SS 10 A plug CAB C13 CBN 6 6 feet 2 m Cabinet Jumper Power Cord 250 VAC 10 A C13 C14 Connectors CAB C13 C14 2M 9 8 feet 3 m Cabinet Jumper Power...

Page 55: ...wist lock NEMA L5 20 Saf D Grid North America CAB AC 20A SG US1 Power cord 250 VAC 20A straight blade NEMA 6 20 Saf D Grid North America CAB AC 20A SG US2 Power cord 250 VAC 20A twist lock NEMA L6 20 Saf D Grid North America CAB AC 20A SG US3 Power cord IEC60309 Saf D Grid 250 VAC 16A International CAB AC 16A SG IN Power cord CEI 23 50 Saf D Grid to IEC C19 250 VAC 16A Italy CAB AC 16A SG IT No po...

Page 56: ...Cisco Nexus 3400 S Hardware Installation Guide 48 System Specifications HVAC HVDC Power Cable Specifications ...

Page 57: ... Chassis LEDs on page 49 Fan LEDs on page 51 Power Supply LEDs on page 52 Chassis LEDs This table provides information about chassis LEDs for Cisco Nexus 3000 Series switches Cisco Nexus 3400 S Hardware Installation Guide 49 ...

Page 58: ... on green Management MGMT This port has a physical link This port has no activity Right side Off Blinking green This port has activity Green and amber LED used to indicate customer defined status for each port Customer defined states Port This port is not in use This port is unusable during breakout Off All diagnostics pass The module is operational Solid on green Status STS The module is not rece...

Page 59: ...The temperature threshold has been exceeded by a large value during environmental monitoring If the module fails during initial reset the LED continues to blink and the module does not come online The module has a runtime failure and is brought offline Blinking amber Fan LEDs This table provides information about fan LEDs for Cisco Nexus 3000 Series switches Cisco Nexus 3400 S Hardware Installatio...

Page 60: ... This table provides information about power supply LEDs for Cisco Nexus 3000 Series switches Description Status LED Component Power supply is on and okay Solid on OK green Power supply 3 3 voltage standby VSB is on but the power supply unit is not powering the other modules Blinking No power to the power supply Off Power supply failure overvoltage overcurrent or overheating Solid on FAULT amber P...

Page 61: ...oduct Rack mount kit N3K C3408 RMK Filler blank module NXM XBLNK Central processing unit CPU module NXB CPU FRU Line card expansion module LEM NXM X16C LEM NXM X4D Port side intake N X A F A N 3 0 0 C F M P I AC port side intake NXA P AC 2KW PI DC port side intake NXA PDC 2KW PI AC port side intake NXA PHV 2KW PI 4 RU Nexus 3408 S Cisco Nexus 3400 S Hardware Installation Guide 53 ...

Page 62: ...Cisco Nexus 3400 S Hardware Installation Guide 54 Spare Parts Table Spare Parts Table ...

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