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Cisco Nexus 93120TX Hardware Installation Manual
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Cisco Nexus 93120TX Hardware Installation Manual

Cisco Nexus 93120TX Hardware Installation Manual

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Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide
First Published: 2015-05-17
Last Modified: 2018-10-19
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

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Summary of Contents for Cisco Nexus 93120TX

  • Page 1 Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide First Published: 2015-05-17 Last Modified: 2018-10-19 Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 527-0883...
  • Page 2 Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL: https://www.cisco.com/go/trademarks. Third-party trademarks mentioned are the property of their respective owners. The use of the word partner does not imply a partnership relationship between Cisco and any other company.

  • Page 3: Table Of Contents

    Minimizing Electromagnetic and Radio Frequency Interference Shock and Vibration Requirements Grounding Requirements Planning for Power Requirements Airflow Requirements Rack and Cabinet Requirements Clearance Requirements C H A P T E R 3 Installing the Chassis Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 4 Installing an AC Power Supply Installing an HVAC/HVDC Power Supply Installing a DC Power Supply Wiring a 48 V DC Electrical Connector Block A P P E N D I X A Rack Specifications Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 5 A P P E N D I X D Additional Kits Rack Mount Kit N9K-C9300-RMK A P P E N D I X E Site Preparation and Maintenance Records Site Preparation Checklist Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 6 Contents Contact and Site Information Chassis and Module Information Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 7: Preface

    Audience, on page vii • Documentation Conventions, on page vii • Related Documentation for Cisco Nexus 9000 Series NX-OS Software, on page viii • Documentation Feedback, on page x • Obtaining Documentation and Submitting a Service Request, on page x...

  • Page 8: Related Documentation For Cisco Nexus 9000 Series Nx-Os Software

    These guides are available at the following URL: https://www.cisco.com/en/US/products/ps13386/products_installation_and_configuration_guides_list.html The documents in this category include: • Cisco Nexus 2000 Series NX-OS Fabric Extender Software Configuration Guide for Cisco Nexus 9000 Series Switches • Cisco Nexus 9000 Series NX-OS Fundamentals Configuration Guide •...
  • Page 9 • Cisco Nexus 9000 Series NX-OS VXLAN Configuration Guide Other Software Documents • Cisco Nexus 7000 Series and 9000 Series NX-OS MIB Quick Reference • Cisco Nexus 9000 Series NX-OS Programmability Guide • Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide •...

  • Page 10: Documentation Feedback

    What's New in Cisco Product Documentation, at: https://www.cisco.com/warp/public/687/Directory/DirTAC.shtml. Subscribe to What's New in Cisco Product Documentation, which lists all new and revised Cisco technical documentation as an RSS feed and delivers content directly to your desktop using a reader application. The RSS feeds are a free service.

  • Page 11: Overview

    Overview, on page 1 Overview The Cisco Nexus 93120TX switch (N9K-C93120TX) is a 2-RU, fixed-port switch designed for Top-of-Rack (ToR), Middle-of-Rack (MoR), and End-of-Rack (EoR) deployment in data centers. This switch has 96 fixed 1/10GBASE-T (copper) downlink ports and six fixed 40-Gigabit QSFP+ (optical) uplink ports. The chassis for this switch includes the following user-replaceable components: •...
  • Page 12 To determine which transceivers, adapters, and cables are supported by this switch, see the Cisco Transceiver Modules Compatibility Information document. The following figure shows the hardware features seen from the power supply side of the chassis. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 13 All of the fan and power supply modules must have the same direction of airflow. Otherwise, the switch can overheat and shut down. If you are installing a dual-direction power supply, that module will automatically use the same airflow direction as the other modules in the switch. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 14 If the switch has port-side exhaust airflow (blue coloring for fan modules), you must locate the ports in the hot aisle. If you locate the air intake in a hot aisle, the switch can overheat and shut down. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 15: Preparing The Site

    Altitude Requirements Altitude rating is based on power supply installed; see critical components list in the system CB report for altitude rating. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 16: Dust And Particulate Requirements

    The wiring is unlikely to emit radio interference if you use a twisted-pair cable with a good distribution of grounding conductors. If you exceed the recommended distances, use a high-quality twisted-pair cable with one ground conductor for each data signal when applicable. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 17: Shock And Vibration Requirements

    • Two 1200-W HVAC/HVDC power supplies • Two 930-W DC power supplies Note Both power supplies must be the same type. Do not mix AC, DC, and HVAC/HVDC power supplies in the same chassis. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 18 • Ensure that the protective devices are rated not greater than 30A when the switch is powered with regular DC power supplies (rated 48-60VDC). • Ensure that the protective devices are rated not greater than 10A when the switch is powered with HVDC power supplies (rated 240-350VDC). Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 19: Airflow Requirements

    The fan and power supply modules must have the same direction of airflow (even if their coloring is different). If you must change the airflow direction for the switch, you must shutdown the switch before changing the modules. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 20: Rack And Cabinet Requirements

    Provide the chassis with adequate clearance to route cables, provide airflow, and maintain the switch. For the clearances required for an installation of this chassis in a four-post rack, see the following figure. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 21 Service clearance that is required for replacing the chassis (equals the length of the chassis). Note Both the front and rear of the chassis must be open to both aisles for airflow. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 22 Preparing the Site Clearance Requirements Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 23: Installation Options With Rack-Mount Kits, Racks, And Cabinets

    You can install the switch using the following rack-mount options: • Rack-mount kit (N9K-C9300-RMK) which you can order from Cisco. You can install the switch in the following types of racks: •...

  • Page 24: Install A Rack

    If you need to move or ship the system in the future, you will need this container. Step 1 Compare the shipment to the equipment list that is provided by your customer service representative and verify that you have received all of the ordered items. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 25: Planning How To Position The Chassis In The Rack

    • Enter the port side and exhaust out the power supply side (port-side intake airflow) • Enter the power supply side and exhaust out the port side (port-side exhaust airflow) Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 26: Installing The Chassis In A Two-Post Rack

    • When mounting this unit in a partially filled rack, load the rack from the bottom to the top with the heaviest component at the bottom of the rack. • If the rack is provided with stabilizing devices, install the stabilizers before mounting or servicing the unit in the rack. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 27: Installing The Chassis In A Two-Post Rack

    If the fan modules have a burgundy coloring for port-side intake airflow, you must position the modules by the hot aisle. Note Power supply modules must have the same airflow direction as the fan modules. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 28 Use one person to position the chassis so that it is near the top of the rack with the fan and power supply modules in the appropriate aisle and the center-mount bracket has its screw holes aligned to screw holes on the two-post rack. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 29: Installing The Chassis In A Four-Post Rack

    • Port-side intake (burgundy coloring for fan modules) airflow requires that the bottom-support rail with the chassis stop be located on the hot aisle side of the rack. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 30 Also make sure that there is at least 1 rack unit open above the bottom-support rails so that you can easily install the chassis. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 31 (either both by the hot aisle or both by the cold aisle) and that both rails are level and level with each other. If they are not level, adjust the higher rail down to the level of the lower rail. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 32: Attaching Front-Mount Brackets To The Chassis

    You need to slide the chassis onto the bottom-support rails so that the power supply end locks onto the chassis stops at the end of the rails and so that the front-mount brackets on the chassis come into contact with the front-mount rails on the rack. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 33 Be sure that the sides of the chassis by the power supplies clips into the chassis stops on the bottom-support rails and the front-mount brackets come in contact with the rack (see the following figure). Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 34 (for M6 x 10 mm screws, use 40 in-lbs [4.5 N·m] of torque). Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 35: Grounding The Chassis

    Verify that the ground wire is securely attached to the grounding lug by attempting to pull the wire out of the crimped lug. Chassis grounding pad 2 M4 screws are used to secure the grounding lug to the chassis Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 36: Starting The Switch

    Make sure that the connector clicks when fully pushed into the receptacle. b) Connect the other end of the power cable to a power source. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 37 A setup utility automatically launches the first time that you access the switch and guides you through the basic configuration. For instructions on how to configure the switch and check module connectivity, see the appropriate Cisco Nexus 9000 Series configuration guide.
  • Page 38 Installing the Chassis Starting the Switch Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 39: Connecting The Switch To The Network

    10 Gbps. If you change the speed, you must also use a QSFP-to-SFP adapter and a supported SFP+ transceiver in each of the converted SFP+ ports. All of the ports in a group of Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 40: Downlink Connections

    Downlink Connections The Cisco Nexus 93120TX switch has 96 downlink ports that connect to servers. Each of these ports supports 100-Megabit, 1-Gigabit, and 10-Gigabit speeds over 10GBASE-T cables. For a listing of the transceivers and cables that the optical downlink ports support, see http://www.cisco.com/c/en/us/support/interfaces-modules/transceiver-modules/products-device-support-tables-list.html...
  • Page 41 Viewing the laser output with certain optical instruments (for example, eye loupes, magnifiers, and microscopes) within a distance of 100 mm may pose an eye hazard. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 42: Maintaining Transceivers And Optical Cables

    • Inspect routinely for dust and damage. If you suspect damage, clean and then inspect fiber ends under a microscope to determine if damage has occurred. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 43: Replacing Modules

    Step 1 Remove the fan module that you need to replace as follows: Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 44 Holding the handle on the fan module, slide it out of contact with the chassis. the chassis. c) Pull the fan module handle to slide the module out of the chassis. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 45 If you are not able to push the module all the way into the slot, carefully slide the module out of the slot Note and check its electrical connectors for damage. If damaged, contact Cisco Technical Assistance for help. If undamaged, repeat this step to reinstall the module.

  • Page 46: Replacing A Power Supply Module

    If the STS LED does not turn on, slide the module out of the chassis, and visually check the electrical connectors on the back side of the chassis for damage. If damaged, contact Cisco Technical Assistance for help. If undamaged, repeat the previous step to reinstall the module.

  • Page 47: Removing An Hvac/Hvdc Power Supply

    Place your other hand under the power supply to support it while you slide it out of the chassis. Caution Do not touch the electrical connectors on the back side of the module and prevent anything else from coming into contact with and damaging the connectors. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 48: Removing A Dc Power Supply

    (do not mix AC and DC power supplies in the same switch). Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 49: Installing An Hvac/Hvdc Power Supply

    LEDs indicate, see Power Supply LEDs, on page Installing an HVAC/HVDC Power Supply You can replace one power supply while the other one provides power to the switch. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 50: Installing A Dc Power Supply

    This topic is for installing the 48-V DC power supply into switch chassis. If you need to install a high voltage (HVAC/HVDC) power supply, see Installing an HVAC/HVDC Power Supply, on page Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 51: Wiring A 48 V Dc Electrical Connector Block

    You must connect the ground, negative, and positive DC power cables to a connector block in order to connect the power cables to a 48 V DC power supply. Note The recommended wire gauge is 8 AWG. The minimum wire gauge is 10 AWG. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 52 Use a small screwdriver to depress the spring-loaded wire retainer lever on the middle spring-cage wire connector. Insert your black (DC negative) wire into the aperture and then release the lever. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 53 "+ DC". Step 9 Verify that the other ends of the cables are attached to the DC power source and ground. You are then ready to turn on the DC power source. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 54 Replacing Modules Wiring a 48 V DC Electrical Connector Block Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 55: Rack Specifications

    • Standard 19-inch (48.3 cm) (two- or four-post EIA cabinet or rack, with mounting rails that conform to English universal hole spacing per section 1 of ANSI/EIA-310-D-1992). For more information, see Requirements Specific to Perforated Cabinets, on page Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 56: Requirements Specific To Standard Open Racks

    To help with cable management, you might want to allow additional space in the rack above and below the chassis to make it easier to route all of the fiber optic or copper cables through the rack. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 57: System Specifications

    0 to 13,123 feet (0 to 4,000 meters) Switch Dimensions Switch Width Depth Height Cisco Nexus 93120TX 17.5 inches (44.5 cm) 22.5 inches (57.1 cm) 3.5 inches (8.9 cm) (2 RU) Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 58: Switch And Module Weights And Quantities

    The following table lists the typical amount of power that the switch consumes. It also lists the maximum amount of power that you must provision for the switch and power supply for peak conditions. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 59: Power Specifications

    Power supply standby voltage 12 VDC Efficiency rating Climate Savers Platinum Efficiency (80Plus Platinum certified) Form factor RSP1 1200-W HVAC/HVDC Power Supply Specifications These specifications apply to the 1200-W HVAC/HVDC (N9K-PUV-1200W) power supplies. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 60: 930-W Dc Power Supply (Port-Side Intake) Specifications

    35 A (sub-cycle duration) Maximum hold-up time 8 ms at 930 W Power supply output voltage 12 VDC Power supply standby voltage 12 VDC Efficiency rating Greater than 92% at 50% load Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 61: 930-W Dc Power Supply (Port-Side Exhaust) Specifications

    1104 W Maximum output power per power supply 930 W Maximum inrush current 35 A (sub-cycle duration) Maximum hold-up time 8 ms at 930 W Power supply output voltage 12 VDC Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 62: Power Cable Specifications

    North America CAB-AC-L620-C13 NEMA L6-20-C13, 6.6 feet (2.0 m) North America CAB-N5K6A-NA 200/240V, 6A, 8.2 feet (2.5 m) Peoples Republic of China CAB-250V-10A-CN 250 V, 10 A, 8.2 feet (2.5 m) Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 63: Hvac/Hvdc Power Cables Supported By Aci-Mode And Nx-Os Mode Switches

    Cord Set Description Photo CAB-HVAC-SD-0.6M HVAC 2-foot (0.6 m) cable with Saf-D-Grid and SD connectors CAB-HVAC-C14-2M HVAC 6.6-foot (2.0 m) cable with Saf-D-Grid and C14 connector (use for up to 240 V) Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 64: Dc Power Cable Specifications

    Table 2: HVAC/HVDC Power Cables Callout Table Connect this end to the power supply unit. DC Power Cable Specifications Part Number Description Photo NXA-PDC-930W-PE/PI The 930W DC power supply (NXA-PDC-930W-PE/PI) is shipped with cable CAB-48DC-40A-8AWG. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 65: Regulatory Standards Compliance Specifications

    • CNS13438 Class A EMC: Immunity • EN55024 • CISPR24 • EN300386 • KN 61000-4 series RoHS The product is RoH-6 compliant with exceptions for leaded-ball grid-array (BGA) balls and lead press-fit connectors. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 66 System Specifications Regulatory Standards Compliance Specifications Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 67: Leds

    Temperature exceeds the major alarm threshold. The switch is not receiving power. Green Fans and power supply modules are operational. Amber At least one fan or power supply module is not operating. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 68: Fan Module Leds

    Flashing Power supply is connected to a power source but not outputting power to the green switch—power supply might not be installed in the chassis. Power supply is not receiving power. Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 69 Power supply warning—possibly one of the following conditions: • High voltage • High power • Low voltage • Power supply installed in chassis but not connected to a power source • Slow power supply fan Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 70 LEDs LEDs Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 71: Additional Kits

    Rack Mount Kit N9K-C9300-RMK The following table lists and illustrates the contents for the 2-RU rack-mount kit (N9K-C9300-RMK). Illustration Description Quantity Rack-mount kit • Bottom support rails (2) • Front-mount brackets (2) Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 72 Additional Kits Additional Kits Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

  • Page 73: Site Preparation And Maintenance Records

    Your completion of each task ensures a successful switch installation. Planning Activity Verification Time and Date Space evaluation: Space and layout Floor covering Impact and vibration Lighting Physical access Maintenance access Environmental evaluation: Ambient temperature Humidity Altitude Atmospheric contamination Airflow Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 74 EMI evaluation: Distance limitations for signaling Site wiring RFI levels Contact and Site Information Use the following worksheet to record contact and site information for the installation. Contact person Contact phone Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 75 IP broadcast address Gateway/router address DNS address Use the following worksheet to record information about the modules in the switch. Module Slot Module Type Module Serial Number Notes Fan module 1 Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...
  • Page 76 Site Preparation and Maintenance Records Site Preparation and Maintenance Records Module Slot Module Type Module Serial Number Notes Fan module 2 Power Supply 1 Power Supply 2 Cisco Nexus 93120TX NX-OS Mode Switch Hardware Installation Guide...

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