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Juniper ACX7020 Hardware Manual
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Juniper ACX7020 Hardware Manual

Juniper ACX7020 Hardware Manual

Cloud metro router
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ACX7020 Cloud Metro Router Hardware
Guide
Published
2025-08-05

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Summary of Contents for Juniper ACX7020

  • Page 1 ACX7020 Cloud Metro Router Hardware Guide Published 2025-08-05...
  • Page 2 The Juniper Networks product that is the subject of this technical documentation consists of (or is intended for use with) Juniper Networks software. Use of such software is subject to the terms and conditions of the End User License Agreement ("EULA") posted at https:/ /support.juniper.net/support/eula/.
  • Page 3 Table of Contents Fast Track: Initial Installation Fast Track to Rack Installation and Power | 2 Install an ACX7020 Router in a Rack | 2 Connect to Power | 3 Connect Earth Ground to ACX7020 Routers | 4 Connect AC Power to ACX7020 Routers | 4...
  • Page 4 General Site Guidelines | 35 Site Electrical Wiring Guidelines | 36 Chassis Physical Specifications for ACX7020 Routers | 37 Grounding Cable and Lug Specifications for ACX7020 Routers | 37 Rack Requirements for ACX7020 Routers | 37 Cabinet Requirements for ACX7020 Routers | 38...
  • Page 5 Remove a Transceiver | 73 Install a Transceiver | 75 How to Connect a Fiber-Optic Cable to a Transceiver on an ACX7020 Router | 77 How to Disconnect a Fiber-Optic Cable from a Transceiver on an ACX7020 Router | 77...
  • Page 6 Returning an ACX7020 Chassis or Components | 87 How to Return a Hardware Component to Juniper Networks, Inc. | 87 How to Locate the Serial Number on an ACX7020 Router or Component | 88 List the Chassis and Component Details Using the CLI | 89...
  • Page 7 C HAPTER Fast Track: Initial Installation IN THIS CHAPTER Fast Track to Rack Installation and Power | 2 Configure and Monitor the ACX7020 | 6...
  • Page 8 Install an ACX7020 Router in a Rack You can install a Juniper Networks® ACX7020 Cloud Metro router into a 19-inch, 21-inch, or 23-inch two-post rack or a cabinet. We’ll walk you through the steps to install an AC-powered ACX7020 router in a 19-inch two-post rack.
  • Page 9 6. Check to see that the mounting screws on each side of the rack are aligned and the router is level. Connect to Power IN THIS SECTION Connect Earth Ground to ACX7020 Routers | 4 Connect AC Power to ACX7020 Routers | 4 To connect the ACX7020 router to AC power, perform the following steps:...
  • Page 10 Connect Earth Ground to ACX7020 Routers To ground the ACX7020 router: 1. Verify that a licensed electrician has attached the cable lug that is provided with the router to the grounding cable. 2. Ensure that all grounding surfaces are clean and brought to a bright finish before you make grounding connections.
  • Page 11 (PSM) in the router to a grounded AC power outlet by using the AC power cord appropriate for your geographical location. To connect AC power to an ACX7020 router: 1. Wrap and fasten one end of the ESD grounding strap around your bare wrist, and connect the other end of the strap to the ESD point on the chassis.
  • Page 12 Director (formerly Juniper Paragon Automation), or configure ACX7020 routers using Junos OS Evolved CLI. Juniper Routing Director You can use Juniper Routing Director (formerly Juniper Paragon Automation) to onboard, manage, and monitor ACX7020. See the Juniper Routing Director Documentation page for more information.
  • Page 13 C HAPTER Overview IN THIS CHAPTER ACX7020 System Overview | 8 ACX7020 Chassis | 14 ACX7020 Power System | 23 Cooling System and Airflow in ACX7020 Routers | 29...
  • Page 14 SFP28 and SFP+ transceivers on all supporting ports. You can configure and monitor ACX7020 routers by using the Junos OS Evolved CLI. You can also onboard, manage, and monitor these routers by using Juniper Routing Director (formerly Juniper...
  • Page 15 We ship the ACX7020 routers with integrated fans for side-to-side airflow and in-built AC or DC power supply modules (PSMs). Figure 1: AC-Powered ACX7020 Router Figure 2: DC-Powered ACX7020 Router You can configure, monitor, and manage the ACX7020 routers using Junos OS Evolved CLI.
  • Page 16 The ACX7020 router has a 1-U fixed form factor. The ACX7020 AC model consists of two AC PSMs that support dual input feeds and the ACX7020 DC model consists of a single DC PSM that supports a dual input feed. The cooling system supports side-to-side airflow with three fixed fans.
  • Page 17 ACX7020 Field-Replaceable Units Field-replaceable units (FRUs) are router components that can be replaced at the customer site. Replacing most FRUs requires minimal router downtime. The ACX7020 router uses the following types of FRUs: • Hot-insertable and hot-removable—You can remove and replace these components without powering off the router or disrupting the routing function.
  • Page 18 ACX7020 Router Hardware and CLI Terminology Mapping The table below describes the hardware terms used in the Junos OS Evolved CLI for the ACX7020 router. Table 4: CLI Equivalents of Terms Used in Documentation for ACX7020 Routers Hardware Description (as...
  • Page 19 The following hardware components provide redundancy on ACX7020 routers: • Dual feed in PSMs—The ACX7020 AC model consists of two AC PSMs with dual input feed. On the other hand, the DC model consists of a single DC PSM with dual input feed. With dual input feed support, if one input feed fails, the second input feed balances the electrical load without interruption.
  • Page 20 You must return the router to Juniper Networks for repair or replacement of the fans. ACX7020 System Software Overview The ACX7020 router runs Junos OS Evolved, which provides Layer 2 and Layer 3 switching, routing, and security services.
  • Page 21 1-U fixed form factor with two fixed power supply modules (PSMs) that support AC or DC power. The ACX7020 router cooling system consists of an air filter and a fixed fan tray with three fans that provide side-to-side cooling.
  • Page 22 Figure 5: Rear View of an ACX7020 Router Port Panel on ACX7020 Routers The port panel of an ACX7020 router has the following port configurations: • Four 25GbE small form-factor pluggable 28 (SFP28) ports (port 0 through 3) that operate at 25-Gbps speed with SFP28 transceivers, 10-Gbps speed with SFP+ transceivers or 1-Gbps speed with SFP transceivers.
  • Page 23 Reset (RESET) button — — The management panel on an ACX7020 router displays the router product number, and it consists of the following components: • USB Type-A port for image updates. • Management (MGMT) port—10/100/1000BASE-T port that uses an RJ-45 connector to connect to a management device for out-of-band management.
  • Page 24 • 10M OUT—10-MHz output clocking port to provide a reference clock signal. • 1PPS OUT—1-pulse per second (PPS) output port for time synchronization. Management Port LEDs on ACX7020 Routers The ACX7020 routers have a management port that has separate LEDs to indicate link status and link activity.
  • Page 25 The port speed is 100 Mbps. Green On steadily The port speed is 1 Gbps. Chassis Status LEDs on ACX7020 Routers Each ACX7020 router has four status LEDs that indicate the system status. You can find these LEDs to the left of the USB port...
  • Page 26 — Table 6 on page 20 describes the chassis status LEDs on ACX7020 routers, including their colors, states, and the corresponding status they represent. You can view the colors of the LEDs remotely through the CLI by running the operational mode command show chassis led.
  • Page 27 (Continued) Table 6: Chassis Status LEDs on an ACX7020 Router Name Color State Description Yellow On steadily Indicates the presence of a minor issue, which could be related to either hardware or software. If it is a hardware issue, try rebooting the router, as this may resolve the issue.
  • Page 28 Network Port LEDs on ACX7020 Routers Each ACX7020 network port has a single LED to indicate link status, activity on the link, or a fault condition. Figure 11: Network Port LEDs Upper-port LED Lower-port LED —...
  • Page 29 The ACX7020 router is powered by 220-W fixed AC or DC PSMs. The ACX7020 AC model consists of two AC PSMs that support dual input feeds. The ACX7020 DC model consists of a single DC PSM that supports a dual input feed. With the dual input feed support, if one input feed fails, the second input...
  • Page 30 ACX7020 AC Power Supply Module Description IN THIS SECTION ACX7020 AC Power Specifications | 24 The AC-powered ACX7020 router is equipped with two fixed 220-W PSMs that support dual input feeds. NOTE: For AC-powered routers, to prevent system restarts during a 100% voltage dip, a dual feed configuration is recommended.
  • Page 31 Table 8: AC Power Specifications for ACX7020 Routers Item Specifications for ACX7020 AC input voltage 100 VAC to 240 VAC Typical power consumption (without optics) 60 W Maximum power consumption (without optics) 105 W AC Power Cord Specifications for ACX7020 Routers The coupler for the AC power cord is type C15 as described by International Electrotechnical Commission (IEC) standard 60320.
  • Page 32 (Continued) Table 9: AC Power Cord Specifications for each country or region Country/Region Electrical Plug Standards Juniper Spare Juniper Graphic Specifications Model Model Number Number Brazil 250 VAC, 10 A, NBR 14136 Type – CBL-PWR- 50 Hz BR/3 C15M- NOTE: For Brazil,...
  • Page 33 50 Hz Type BS89/13 C15-02-UK C15M- HITEMP-UK ACX7020 DC Power Supply Module Description IN THIS SECTION ACX7020 Input DC Voltage Specifications | 28 The DC-powered ACX7020 router is equipped with one fixed 220 W PSM that supports a dual input feed.
  • Page 34 Figure 13: DC PSM Single DC PSM with dual input feed — ACX7020 Input DC Voltage Specifications Table 10 on page 28 describes the DC power specifications for ACX7020 routers. Table 10: DC Power Specifications for ACX7020 Routers Item Specifications DC input voltage –24 VDC to –60 VDC...
  • Page 35 • One removable air filter Three system fans — The system fans in an ACX7020 router are fixed and cannot be replaced at your site. You must return the router to Juniper Networks for repair or replacement of the fans.
  • Page 36 70. The router draws air in through the right side of the chassis, where the air filter is installed, and directs it toward the system fans, which then exhaust the air out of the router. Figure 15: Airflow Through the ACX7020 Chassis...
  • Page 37 Site Planning, Preparation, and Specifications IN THIS CHAPTER Site Preparation Checklist for ACX7020 Routers | 32 ACX7020 Site Guidelines and Requirements | 33 ACX7020 Network Cable and Transceiver Planning | 41 ACX7020 Management and Console Port Specifications and Pinouts | 45...
  • Page 38 The following checklist summarizes the tasks you need to perform when preparing a site for an ACX7020 router installation. It provides blank spaces for entering the name of the person who performs each task and the date the task is completed.
  • Page 39 Plan the cable routing and management. ACX7020 Site Guidelines and Requirements IN THIS SECTION SUMMARY Environmental Requirements and Learn more about the environmental, site, grounding, Specifications for ACX7020 Routers | 34 and airflow clearance requirements for your ACX7020 router.
  • Page 40 Routers | 38 Clearance Requirements for Hardware Maintenance of ACX7020 Routers | 40 Environmental Requirements and Specifications for ACX7020 Routers You must install the router in a rack or cabinet in a dry, clean, well-ventilated, and temperature- controlled environment. Follow these environmental guidelines: •...
  • Page 41 (such as dust and moisture) can enter the cabinet and affect the functioning of the device within the cabinet. Table 12 on page 35 lists the environmental conditions required for normal router operation. Table 12: ACX7020 Router Environmental Tolerances Description Tolerance Altitude Up to 6000 ft (1828 m) at 65 °C ambient temperature...
  • Page 42 Site Electrical Wiring Guidelines Table 13 on page 36 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-suppression devices. Avertissement Vous devez établir un environnement protégé et convenablement mis à la terre et utiliser des dispositifs de parasurtension.
  • Page 43 Chassis Physical Specifications for ACX7020 Routers The ACX7020 router chassis is a rigid sheet-metal structure that houses the hardware components. The table below summarizes the physical specifications of ACX7020 routers. Table 14: Physical Specifications for ACX7020 Router Chassis Item Height...
  • Page 44 • The rack must be strong enough to support the weight of the device. The fully configured ACX7020 router weighs about 9.8 lb (4.45 kg). • Ensure that the spacing of rails and adjacent racks provides for proper clearance around the device and rack.
  • Page 45 Table 16: Cabinet Requirements and Specifications Cabinet Requirement Guidelines Type and strength Inside the cabinet, use a two-post rack that provides bracket holes or hole patterns spaced at 1-U (1.75 in. or 4.45 cm) increments and meets the size and strength requirements to support the weight. A U is the standard rack unit defined by the Electronic Components Industry Association (http:/...
  • Page 46 • If you are mounting an ACX7020 router in a rack that has other equipment installed, ensure that the exhaust from other equipment does not blow into the intake vents of the chassis.
  • Page 47 You can use the Hardware Compatibility Tool to find information about the pluggable transceivers and connector types supported by your Juniper Networks device. The tool also documents the optical and cable characteristics, where applicable, for each transceiver. You can search for transceivers by product—...
  • Page 48 IN THIS SECTION LC Duplex Connectors | 42 The transceivers that an ACX7020 device supports use fiber-optic cables and connectors. The type of connector and the type of fiber depend on the transceiver type. You can determine the supported cables and connectors for your specific transceiver by using the Hardware Compatibility Tool.
  • Page 49 TIP: You can use the Hardware Compatibility Tool to find information about the pluggable transceivers supported on your Juniper Networks device. To calculate the power budget and power margin, perform the following tasks: Calculate Power Budget for Fiber-Optic Cables To ensure that fiber-optic connections have sufficient power for correct operation, you need to calculate the link's power budget (P ), which is the maximum amount of power it can transmit.
  • Page 50 Table 17: Estimated Values for Factors Causing Link Loss Link-Loss Factor Estimated Link-Loss Value Higher-order mode losses Single mode—None Multimode—0.5 dB Modal and chromatic dispersion Single mode—None Multimode—None, if product of bandwidth and distance is less than 500 MHz- Faulty connector 0.5 dB Splice 0.5 dB...
  • Page 51 ACX7020 Management and Console Port Specifications and Pinouts IN THIS SECTION SUMMARY Management Cable Specifications for The ACX7020 Router relies on connections through ACX7020 Routers | 45 specific management cables, ports, and pinouts to communicate effectively with management devices Management Port Connector Pinout such as laptops.
  • Page 52 Management" on page Management Port Connector Pinout Information for ACX7020 Routers The management port—labeled MGMT—on an ACX7020 uses an RJ-45 connector to connect to a management device for out-of-band management. The port uses an autosensing RJ-45 connector to support a 10/100/1000BASE-T connection.
  • Page 53 NOTE: If your laptop or PC does not have a DB-9 plug connector pin and you want to connect your laptop or PC directly to an ACX7020, use a combination of the RJ-45 cable and RJ-45 to DB-9 adapter and a USB to DB-9 plug adapter.
  • Page 54 (Continued) Table 20: Console Port Pinout Information Signal Description Receive Data Data Set Ready Clear to Send...
  • Page 55 Initial Installation and Configuration IN THIS CHAPTER Install ACX7020 in a Rack | 50 Connect ACX7020 to Power | 55 Connect ACX7020 to External Devices | 61 Register Products—Mandatory to Validate SLAs | 63 Perform Initial Software Configuration for ACX7020 Routers | 63...
  • Page 56 Mount an ACX7020 in a 21-in. or 23-in. Two- Post Rack | 53 You can install an ACX7020 router into a 19-inch, 21-inch, or 23-inch two-post rack or a cabinet. Unpack an ACX7020 Router The ACX7020 router chassis is a rigid sheet-metal structure that houses the hardware components. We ship the ACX7020 router in a cardboard carton, secured with foam packing material.
  • Page 57 Table 21: ACX7020 Router Parts List Component Quantity Chassis with in-built PSMs and fans NOTE: The AC model consists of two AC PSMs that support dual input feeds and the DC model consists of a single DC PSM that supports a dual input feed.
  • Page 58 • An ESD grounding strap (not provided) • Four rack mount screws (not provided) To mount an ACX7020 router on two posts of a rack: 1. Wrap and fasten one end of the ESD wrist strap around your bare wrist, and connect the other end of the strap to the ESD point on the device.
  • Page 59 • A Phillips (+) screwdriver, number 1, 2, or 3, depending on the size of your rack-mounting screws (not provided) • An ESD grounding strap (not provided) • Mounting bracket for 21-in. or 23-in. rack install (not provided) To mount an ACX7020 router on two posts of a rack:...
  • Page 60 1. Wrap and fasten one end of the ESD wrist strap around your bare wrist, and connect the other end of the strap to the ESD point on the device. 2. Align the holes in the front-mounting brackets with the holes on the side of the chassis. 3.
  • Page 61 To meet safety and electromagnetic interference (EMI) requirements and to ensure proper operation, you must ground the router properly before connecting power. You must install the ACX7020 in a restricted-access location and ensure that the chassis is always properly grounded. The ACX7020 has a two-hole protective grounding terminal provided on the chassis.
  • Page 62 CAUTION: Before you connect earth ground to the protective grounding terminal of an ACX7020 router, ensure that a licensed electrician has attached an appropriate grounding lug to the grounding cable. Figure 17: Grounding Point on the ACX7020 Router Grounding point —...
  • Page 63 PSM in the router to a grounded AC power outlet by using the AC power cord appropriate for your geographical location. To connect AC power to an ACX7020 router: 1. Wrap and fasten one end of the ESD grounding strap around your bare wrist, and connect the other end of the strap to the ESD point on the chassis.
  • Page 64 Figure 19: Connect an AC Power Cord to an ACX7020 Router 6. Slide the loop toward the PSM until it is snug against the base of the coupler. 7. Press the tab on the loop and draw out the loop into a tight circle.
  • Page 65 To connect DC power to an ACX7020 router: 1. Wrap and fasten one end of the ESD grounding strap around your bare wrist. Connect the other end of the strap to the ESD point on the chassis. 2. Switch off the dedicated customer-site circuit breakers. Ensure that the voltage across the DC power source cable leads is 0 V and that there is no chance that the cable leads might become active during installation.
  • Page 66 PSM. Figure 21: Connect DC Power Cable to an ACX7020 Router 6. Verify that the power cables are connected correctly, that they do not touch or block access to router components, and that they do not drape where people could trip on them.
  • Page 67 RJ-45 to DB-9 adapter and a USB to DB-9 plug adapter. Each ACX7020 router has a console port with an RJ-45 connector. Use the console port to connect the device to a management console or to a console server.
  • Page 68 To connect an ACX7020 router to a network for out-of-band management: 1. Connect one end of the cable to the management port labeled MGMT on the ACX7020 router. 2. Connect the other end of the cable to the management PC.
  • Page 69 (SLAs). CAUTION: Update the installation base data if any installation base data is added or changed or if the installation base is moved. Juniper Networks is not responsible for customers not meeting the hardware replacement service-level agreement (SLA) for products that do not have registered serial numbers or accurate installation base data.
  • Page 70 • Stop Bits—1 • DCD State—Disregard Connect the console port on the ACX7020 to a laptop or a desktop PC using the RJ-45 cable and RJ-45 to DB-9 adapter. The console (CON) port is the RJ-45 port on the front panel.
  • Page 71 [edit] root@re0# delete system commit factory-settings NOTE: ZTP is enabled on the ACX7020 in the factory-default configuration. You must stop ZTP before you configure any settings. Until you assign a root password and perform an initial commit, you might see ZTP-related messages on the console.
  • Page 72 Add a password for the root administration user account. [edit] root@re0# set system root-authentication plain-text-password password New password: password Retype new password: Commit the configuration, and wait for the ZTP process to stop. [edit] root@re0# commit A message appears on the console, confirming that the ZTP process has stopped. [edit] root@# [ 511.430877] ztp.py[13237]: 2025-01-03 05:28:00 INFO: ZTP:(et-0/2/7) DHCP request timed out...
  • Page 73 14. Enable Telnet service, if required. [edit] root@re0# set system services telnet NOTE: When Telnet is enabled, you cannot log in to the ACX7020 using root credentials. Root login is allowed only for SSH access. 15. Enable SSH service. [edit] root@re0# set system services ssh 16.
  • Page 74 Your changed configuration becomes the active configuration for the router. [edit] root@re0# commit...
  • Page 75 C HAPTER Maintaining Components IN THIS CHAPTER Maintain ACX7020 Air Filter | 70 Maintain the ACX7020 Transceivers and Fiber-Optic Cables | 73 Uninstall the ACX7020 Router | 79...
  • Page 76 Install the Air Filter | 71 The ACX7020 router has an air filter installed on the side of the chassis. To ensure optimum cooling, you must regularly inspect the air filter. A dirty air filter restricts the airflow in the unit, producing a negative effect on the ventilation of the device.
  • Page 77 Figure 23: Remove the Filter Tray from the Chassis 4. Remove the air filter. Figure 24: Remove the Air Filter Install the Air Filter To install the air filter: 1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to one of the ESD points on the chassis.
  • Page 78 3. Slide the air filter tray straight into the chassis until it stops. 4. Tighten the captive screws on the air filter.
  • Page 79 The transceivers for the ACX7020 routers are hot-pluggable. You can remove and replace them without powering off the device, but the routing function is interrupted until you replace the component. To understand how to install a transceiver in or remove one from an ACX7020 router, read the following sections:...
  • Page 80 Remove the cable connected to the transceiver (see "How to Disconnect a Fiber-Optic Cable from a Transceiver on an ACX7020 Router" on page 77). Cover the transceiver and the end of each fiber- optic cable connector with a rubber safety cap immediately after disconnecting the fiber-optic cables.
  • Page 81 NOTE: We recommend that you use only optical transceivers and optical connectors purchased 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.
  • Page 82 CAUTION: To prevent electrostatic discharge (ESD) damage to the transceiver, do not touch the connector pins at the end of the transceiver. 1. Wrap and fasten one end of the ESD wrist strap around your bare wrist, and connect the other end of the strap to a site ESD point.
  • Page 83 How to Connect a Fiber-Optic Cable to a Transceiver on an ACX7020 Router Before you connect a fiber-optic cable to an optical transceiver installed in the ACX7020 router, ensure that you have taken the necessary precautions for safe handling of lasers (see...
  • Page 84 • Rubber safety cap to cover the fiber-optic cable connector (not provided) To disconnect a fiber-optic cable from an optical transceiver installed in the ACX7020 router: 1. (Recommended) Disable the port in which the transceiver is installed by including the disable statement at the [edit interfaces] hierarchy level for the specific interface.
  • Page 85 Power Off an ACX7020 Router | 79 Learn how to power off the router and remove it from the rack or cabinet. Remove an ACX7020 Router from a Rack or Cabinet | 81 Power Off an ACX7020 Router Before you power off an ACX7020 router: •...
  • Page 86 system state information. A message appears on the console, confirming that the operating system has halted. user@host> request system halt All nodes will halt, do you wish to continue ? [yes,no] (no) yes You see the following output (or something similar, depending on the hardware being shut down) after entering the command: System going down IMMEDIATELY *** System shutdown message from user@host ***...
  • Page 87 Remove an ACX7020 Router from a Rack or Cabinet Before you remove the ACX7020 router from its rack, ensure that you have a Phillips (+) screwdriver, number 2 or number 3, depending on the size of your rack-mount screws. If you need to relocate an installed ACX7020 router, use the procedure described in this topic.
  • Page 88 C HAPTER Troubleshooting Hardware IN THIS CHAPTER Troubleshoot the ACX7020 Router | 83...
  • Page 89 Troubleshooting ACX7020 routers includes ACX7020 Routers | 83 recognizing alarm types and alarm severity classes and resolving the error conditions that trigger alarms. Alarm Types and Severity Classes on ACX7020 Routers IN THIS SECTION Alarm Types | 84 Alarm Severity Classes | 84...
  • Page 90 • System alarms indicate a missing rescue configuration. System alarms are preset and cannot be modified. Alarm Severity Classes Alarms on ACX7020 routers have two severity classes: • Major (steady red)—Indicates a critical situation on the router that has resulted from one of the following conditions. A major alarm condition requires immediate action.
  • Page 91 NOTE: The presence of both major and minor alarms is indicated by a blinking red and yellow Alarm led. For more information, see Table 6 on page...
  • Page 92 C HAPTER Contacting Customer Support and Returning the Chassis or Components IN THIS CHAPTER Returning an ACX7020 Chassis or Components | 87...
  • Page 93 How to Return a Hardware Component to Juniper Networks, Inc. If a hardware component fails, please contact Juniper Networks, Inc. to obtain a Return Material Authorization (RMA) number. This number is used to track the returned material at the factory and to return repaired or new components to you, as needed.
  • Page 94 If you are returning a router or component to Juniper Networks for repair or replacement, you must locate the serial number of the router or component. You must provide the serial number to the Juniper Networks Technical Assistance Center (JTAC) when you contact them to obtain a Return Material...
  • Page 95 Locate the Chassis Serial Number ID Label on an ACX7020 Router On the ACX7020 router, the chassis serial number ID label is located on the top corner of the chassis, as shown below. Serial Number ID Label —...
  • Page 96 You can contact JTAC 24 hours a day, seven days a week on the Web or by telephone: • Case Manager: https:/ /support.juniper.net/support/ • Telephone: +1-888-314-JTAC (+1-888-314-5822), toll-free in the USA, Canada, and Mexico NOTE: For international or direct-dial options in countries without toll-free numbers, see https:/ /support.juniper.net/support/.
  • Page 97 C HAPTER Safety and Compliance Information IN THIS CHAPTER Safety Information | 92 Compliance Statements for EMC Requirements | 92 Compliance Statements for NEBS | 94 Compliance Standards for ACX7020 Routers | 94...
  • Page 98 Networks products. Follow the guidelines provided in the guide to reduce the likelihood of personal injury, equipment damage, and damage to surrounding areas. Along with the information provided in the Juniper Networks Safety Guide, you must read and understand the ACX7020-specific safety information provided in this hardware guide.
  • Page 99 Israel Translation from Hebrew—Warning: This product is Class A. In residential environments, the product might cause radio interference, and in such a situation, the user might be required to take adequate measures. Japan The preceding translates as follows: This is a Class A product based on the standard of the Voluntary Control Council for Interference by Information Technology Equipment (VCCI).
  • Page 100 Compliance Standards for ACX7020 Routers IN THIS SECTION Compliance Statement for Argentina | 96 The ACX7020 routers comply with the following standards: • Safety • IEC 62368-1:2014 (All country deviations): 2nd Edition: CB Scheme • IEC 62368-1:2018 (All country deviations): 3rd Edition: CB Scheme •...
  • Page 101 • CAN/CSA C22.2 No. 60950-1-07+ A1:2011+A2:2014 • Korea safety is required in POE Switch (Inline Power < 1KVA) • Industry Standards • IEEE 1613 (Environmental) • IEC 61850-3 (Environmental) • GR-63 • GR-3108 (temperature only) • EMC • FCC 47 CFR Part 15 •...
  • Page 102 • KS C 9610 • EN50121-4 • IEEE1613 • IEC61850-3 • British Telecom • Deutsche Telekom • NEBS-GR1089 Compliance Statement for Argentina EQUIPO DE USO IDÓNEO.