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General| Brand | Juniper |
|---|---|
| Model | T640 |
| Category | Network Router |
| Language | English |
Provides an overview of the Quick Start guide content and directs users to the Hardware Guide.
Details the specifications and conditions for mounting the router in a rack or cabinet.
Lists necessary tools and equipment for unpacking and preparing the router for installation.
Instructions for attaching mounting shelves, spacer bars, and cage nuts for four-post racks.
Procedures for mounting hardware in open-frame racks, including front-mount and center-mount options.
Detailed steps for safely installing the router into a rack using a mechanical lift.
Procedures for installing the router manually, including component removal and lifting guidance.
Steps to properly connect the router to earth ground for safety.
Instructions for reinserting removed router components after installation.
Steps to connect a management device to the router for initial configuration and monitoring.
Instructions for establishing network connectivity for remote management.
Guidance on connecting Packet Interface (PIC) cables, including fiber-optic cable handling precautions.
Detailed procedure for connecting DC power to routers with two 160-A DC power supplies.
Steps for connecting DC power to routers using three 240-A DC power supplies.
Instructions for connecting DC power to routers with four 160-A DC power supplies.
Procedure for connecting DC power to routers with six DC power supplies.
Steps for connecting AC power to routers using three-phase delta AC power supplies.
Procedure for connecting AC power to routers using three-phase wye AC power supplies.
Instructions for powering on a DC-powered T640 router and verifying status indicators.
Steps to power on an AC-powered T640 router and check status LEDs.
Guide to accessing and initiating the router's configuration mode via CLI.
Steps to set up user accounts, passwords, and classes for router access.
Procedures for setting hostnames, DNS servers, domain names, and interface IP addresses.
Instructions on how to activate configuration changes and synchronize them across routing engines.
Summarizes key safety precautions and warnings for router installation and operation.
Warning regarding the safe use of intrabuilding ports and avoiding connection to OSP wiring.
Cautions about using ESD straps and external surge protective devices for router protection.
Specifies that only trained personnel should install or service the router.
Requirements for facility wiring, disconnect devices, and circuit breakers for power supplies.
Warning about the necessity of circuit breakers or fuses for DC power supplies to prevent injury.
Recommends specific ratings for DC source circuit breakers and fuses for power cables.
Emphasizes reading site preparation guidelines and ensuring unrestricted airflow for cooling.
Provides advice on rack mounting, lifting the chassis, and using stabilizers.
Details the correct sequence for wiring DC power supplies and disconnecting cables.
General safety advice, including avoiding work during storms and removing jewelry.
States suitability for Common Bonding Network (CBN) and National Electrical Code (NEC) locations.
Clarifies the treatment of battery return connections as isolated DC return as per GR-1089-CORE.
Mandates the use of an external surge protective device (SPD) for AC power sources.
States compliance with Canadian ICES-003 for Class A digital apparatus.
Identifies the product as Class A and warns of potential radio interference in domestic environments.
Warning about potential radio interference in residential environments for this Class A product.
States Class A compliance and potential radio interference issues in domestic settings, referencing VCCI-A.
States compliance with FCC Part 15 for Class A digital devices and potential interference.
Provides links and guidance for obtaining Junos OS documentation and release notes.
Details how to access Juniper Networks Technical Assistance Center (JTAC) for support.
Outlines features of the Juniper Networks online self-service portal for support.
Instructions on how to open a support case via the web portal or telephone.
Lists changes and updates made to the document across different revisions.
