Related Manuals for H3C CR19000-20
Summary of Contents for H3C CR19000-20
- Page 1 H3C CR19000-20 Core Router Installation Guide New H3C Technologies Co., Ltd. http://www.h3c.com Document version: 6W103-20211022...
- Page 2 The information in this document is subject to change without notice. All contents in this document, including statements, information, and recommendations, are believed to be accurate, but they are presented without warranty of any kind, express or implied. H3C shall not be liable for technical or editorial errors or omissions contained herein.
- Page 3 Preface This document guides you through the installation of the H3C CR19000-20 core router. It provides instructions on preparing the site for installation, installing the router, replacing components, and troubleshooting. This preface includes the following topics about the documentation: •...
- Page 4 Convention Description Multi-level menus are separated by angle brackets. For example, File > Create > > Folder. Symbols Convention Description An alert that calls attention to important information that if not understood or followed WARNING! can result in personal injury. An alert that calls attention to important information that if not understood or followed CAUTION: can result in data loss, data corruption, or damage to hardware or software.
- Page 5 It is normal that the port numbers, sample output, screenshots, and other information in the examples differ from what you have on your device. Documentation feedback You can e-mail your comments about product documentation to info@h3c.com. We appreciate your comments.
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Page 6: Table Of Contents
Contents 1 Preparing for installation ·········································································· 1-1 Safety recommendations ································································································································ 1-1 General safety recommendations ··········································································································· 1-1 Electricity safety ······································································································································ 1-1 ESD prevention ······································································································································· 1-1 Laser safety ············································································································································· 1-2 Moving safety ·········································································································································· 1-2 Ladder safety ·········································································································································· 1-3 Examining the installation site ························································································································· 1-3 Weight support ········································································································································... -
Page 7: Preparing For Installation
Preparing for installation Safety recommendations To avoid bodily injury and damage to the router, read all safety recommendations including the compliance and safety manual for the router carefully before installation. Note that the recommendations do not cover every possible hazardous condition. General safety recommendations •... -
Page 8: Laser Safety
Preventing electrostatic discharge To prevent electrostatic discharge (ESD) damage, follow these guidelines: • Ground the router reliably. For how to ground your router, see "Grounding the router." • Always wear an ESD clothing, an ESD wrist strap, and ESD gloves when installing or removing removable components. -
Page 9: Ladder Safety
For the weights of the router and its components, see H3C CR19000-20 Core Router Hardware Information and Specifications. To mount the router in a rack, select slide rails that can support the total weight of the router. -
Page 10: Space
Width—440 mm (17.32 in) to the interior side of the front door when • Depth—980 mm (38.58 in) the router is fully configured with CR19000-20 components and cables. You can reduce Chassis—850 mm (33.46 in) the distance between the front rack posts Cable management ... - Page 11 Figure1-1 Chassis dimensions...
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Page 12: Cooling
Figure1-2 Rack requirements Cooling The router provides front-to-rear airflows. Plan and build the ventilation system at the installation site carefully to ensure adequate cooling for the device. Make sure the following requirements are met: • The installation site has a good cooling system. •... -
Page 13: Temperature And Humidity
Figure1-3 Airflow through the chassis Temperature and humidity CAUTION: If condensation occurs on the chassis when you move it from a lower temperature to a higher temperature, dry the chassis before powering it on to avoid short circuits. Adverse temperature and humidity conditions in the equipment room will accelerate the aging of devices and reduce the capability of the device to withstand harsh environment conditions. -
Page 14: Cleanliness
(64.4°F to 77°F) and the relative humidity less than 60% RH for the cold aisle and the air inlet area of the rack. Cleanliness Mechanically active substances buildup on the chassis might result in electrostatic adsorption, which causes poor contact of metal components and contact points. In the worst case, electrostatic adsorption can cause communication failure. -
Page 15: Emi
• Employ a professional company to monitor and control harmful gases in the equipment room regularly. All electromagnetic interference (EMI) sources, from outside or inside of the router and application system, adversely affect the router in the following ways: • A conduction pattern of capacitance coupling. - Page 16 Table1-5 Physical specifications Model Shipping weight CR19000-20 416 kg (917.11 lb) Reserve sufficient clearance in front of the plywood box front (side marked with FRONT) as shown in Figure1-4 for placing a ramp over which you push the router down from the pallet.
- Page 17 Figure1-4 Reserving enough clearance in front of the plywood box for placing a ramp Unpacking and inspecting the router WARNING! The edges of standard tongues are sharp. To avoid bodily injury, wear protective gloves when unpacking the router. CAUTION: • If you find something damaged before powering on the router, keep the router as it is, take photos, and keep the original packing materials, padding materials, and accessories.
- Page 18 Insert a screwdriver into the hole of a standard tongue on the plywood box to straighten the standard tongue, as shown in Figure1-5. You can also use a wrench or claw hammer to straighten the standard tongue. Figure1-5 Straightening a standard tongue After straightening all standard tongues on the plywood box, lift the plywood box lid and side panels, as shown in Figure1-6.
- Page 19 Figure1-6 Removing the plywood box lid and side panels Unpack the wooden ramp, place the ramp in front of the pallet, and use U-type fasteners to secure the ramp to the pallet front. 1-13...
- Page 20 Figure1-7 Securing the ramp to the pallet Remove the foam cushions and anti-corrosion bags from the router and verify the following items: The router is intact without any signs of water soaking or corrosion. The labels on the chassis are correct, clear, and complete. ...
- Page 21 Figure1-8 Removing the screws on the hold-down brackets that secure the dolly to the pallet Adjust the levelling foot of the dolly so that the dolly wheels support the chassis, as shown in Figure1-9. 1-15...
- Page 22 Figure1-9 Adjusting the levelling foot of the dolly Push the chassis down over the wooden ramp slowly. The router is high and heavy. As a best practice, use a minimum of four people to push the chassis. 1-16...
- Page 23 Figure1-10 Pushing the chassis down over the wooden ramp Detach the elevator bridge plate from the pallet and keep it secure for future use. Figure1-11 Detaching the elevator bridge plate from the pallet 1-17...
- Page 24 The elevator bridge plate (as shown in Figure1-12) is required when you need to move the chassis in a freight elevator. Before moving the chassis in or out of a freight elevator, insert the pegs of the plate into the gap between the elevator car bottom edge and the landing floor edge so that the plate covers the gap, as shown in Figure1-13.
- Page 25 Figure1-14 Removing fan trays Adjust the levelling foot of the dolly so that the dolly wheels support the chassis. Move the chassis to the front of the rack and then detach the dolly from the chassis as follows: a. Use a Phillips screwdriver to remove the screws on the side of the L-type bracket. b.
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Page 26: Unpacking And Inspecting The Components
Figure1-15 Detaching the dolly from the chassis IMPORTANT: • The router is high and heavy. As a best practice, align the chassis with the rack and guide rails in the rack before detaching the dolly from the chassis. Ensure that the L-type brackets are removed completely before rack-mounting the router. -
Page 27: Installation Tools
Typically, modules, power supplies, and fan trays are packaged in cartons. The packaging materials include cartons, foam cushions, and anti-static bags. To unpack and inspect a component: Use a utility knife to cut the straps on the carton. Open the carton and take the top foam cushion out of the carton. -
Page 28: Pre-Installation Checklist
Figure1-17 Installation tools Pre-installation checklist Table1-6 Pre-installation checklist Item Requirements Result • The router is far away from any moist areas and heat sources. Safety precautions • The power-off switch in the equipment room is located. • The floor or ground at the installation site can support the combined weight of the router and the rack. - Page 29 humidity equipment room meet the requirements. The dust concentrations in the equipment room meet the Cleanliness requirements. Harmful gases in the equipment room do not exceed the Harmful gas limit limits. • Effective measures are taken for filtering interference from the power grid. •...
- Page 30 Contents 2 Installing the router ·················································································· 2-1 Installation flowchart········································································································································ 2-2 Confirming installation preparations ················································································································ 2-3 Rack-mounting the router································································································································ 2-3 Attaching slide rails to the rack ··············································································································· 2-3 (Optional) Installing PDUs ······················································································································· 2-3 Removing the top hood ··························································································································· 2-4 Mounting the router in a rack ·················································································································· 2-5 Installing fan trays ·································································································································...
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Page 31: Installing The Router
Installing the router The figures of router and components in the document are for illustration only. Keep the packing boxes and packing bags for the chassis and components secure for future use. -
Page 32: Installation Flowchart
Installation flowchart Figure2-1 Installation flowchart Start Inspect the router Read safety recommendations Prepare for installation Examine the installation site Prepare installation tools Rack-mount the router Ground the router Install cable DC power supplies management brackets AC power supplies Install power supplies High-voltage DC power supplies MPUs... -
Page 33: Confirming Installation Preparations
600 kg (1322.75 lb) LSXM1BSR 1 RU (24.80 in to 35.43 in) For information about installing the slide rails, see H3C LSXM1BSR 1U Bottom-Support Rails Installation Guide (available at https://www.h3c.com/en/Support/Resource_Center/EN/Routers/Catalog/CR19000/CR19000/). (Optional) Installing PDUs If you are to use PDUs, install PDUs on the rack before installing the router in the rack. Two PDU brackets are required for installing a PDU on the rack. -
Page 34: Removing The Top Hood
To install the PDU on the right rack post, align the two left installation holes of the PDU with that in the PDU bracket and use screws to secure the PDU to the bracket. Then use the same method to secure the other end of the PDU to the rack. To install the PDU on the left rack post, align the two right installation holes of the PDU with ... -
Page 35: Mounting The Router In A Rack
To remove the top hood from the router: Wear an ESD wrist strap. Make the wrist strap makes good skin contact and is reliably grounded. Use a screwdriver to loosen the captive screws at the two sides of the top hood and then remove the top hood from the chassis. - Page 36 tape measure, to align the holes in the mounting brackets with the holes on the rack post for installing cage nuts. Figure2-4 Marking the cage nut installation holes...
- Page 37 Insert cage nuts into the marked square holes in the front rack posts. Figure2-5 Installing the cage nuts Orient the chassis with the rear facing the front of the rack. Use a minimum of four people to lift the router to a height slightly above the slide rails by holding the chassis handles.
- Page 38 Figure2-6 Rear pulling of the router Use M6 screws provided with the router to secure the router to the rack posts, as shown in Figure2-7.
- Page 39 Figure2-7 Securing the router to the rack...
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Page 40: Installing Fan Trays
Installing fan trays CAUTION: • The router has 33 fan tray slots at the chassis rear, arranged in 11 rows with three fan trays in each row. To ensure good ventilation, install a fan tray in each fan tray slot. •... -
Page 41: Grounding The Router
Grounding the router CAUTION: • Reliably grounding the router is crucial to lightning protection and EMI protection. Ground the router reliably before you use it. • To guarantee the grounding effect, use the grounding cable (yellow-green grounding cable) provided with the router. •... -
Page 42: Installing Cable Management Brackets
Figure2-9 Grounding the router Installing cable management brackets IMPORTANT: To prevent cable management brackets from blocking the mounting bracket mounting holes on the rack posts, install cable management brackets after you mount the router in the rack. The router comes with four types of cable management brackets LA, RA, RB/LC, and RC/LB and two types of cable guides A and B. - Page 43 Figure2-10 Cable management brackets The installation procedure is similar for cable management brackets at the left side and at the right side. The following installs a cable management bracket at the right side. To install a cable management bracket: If any cable guide hinders installation of the cable management bracket, press the tab on the cable guide and then remove the cable guide from the cable management bracket.
- Page 44 Identify the installation position on the mounting bracket. The LA, LB, LC, RA, RB, and RC marks on the mounting brackets indicate the types of cable management brackets to be installed. Orient the cable management bracket, with the lettering facing upward, and then position the cable management bracket on the mounting bracket.
- Page 45 Contents 3 Installing power supplies ·········································································· 3-1 Power trays and power supplies ····················································································································· 3-1 Installing DC power supplies ··························································································································· 3-1 Available DC power supplies ·················································································································· 3-1 DC power supply configuration guidelines ······························································································ 3-2 Installing a DC power supply ··················································································································· 3-2 Connecting a DC power cord ··················································································································...
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Page 46: Installing Power Supplies
Installing power supplies The router supports DC, AC, and high-voltage DC (HVDC) power inputs. The power supply system is composed of power trays and power supplies. The router supports four power trays and each power tray supports six power supplies. You can select power trays and power supplies as required. Power trays and power supplies CAUTION: Do not install power supplies of different models on the same router. -
Page 47: Dc Power Supply Configuration Guidelines
Item Specification Rated output voltage 54 VDC Max. output current 37 A Max. output power 2000 W Compatible power tray CR-PEM-DC2000 DC power supply configuration guidelines Determine the number of DC power supplies based on the system power consumption and the DC power supply configuration based on the power input mode. - Page 48 Figure3-2 Removing a filler panel Correctly orient the power supply. Align the power supply with the power supply slot. Then slide the power supply along the guide rails into the slot until the latch locks the power supply in place. Figure3-3 Installing a DC power supply...
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Page 49: Connecting A Dc Power Cord
Connecting a DC power cord WARNING! • Before you connect a power cord, turn off the circuit breaker for it and turn off the two switches on the router. • Make sure each power cord has a separate circuit breaker. •... - Page 50 Figure3-5 Removing the cover from the power tray Remove the screws on the terminal block. Use the screws to connect the black wires to the positive terminals marked with RTN(+) and the blue wires to the negative terminals marked with NEG(–), as shown in Figure3-6. As a best practice, connect the DC power cords to the terminal block from left to right, as shown in Figure3-7, Figure3-8, and Figure3-9.
- Page 51 Figure3-7 Connecting power cords to the terminal blocks from left to right (1) Figure3-8 Connecting power cords to the terminal blocks from left to right (2)
- Page 52 Figure3-9 Connecting power cords to the terminal block from left to right (3) Connect the other end of the power cord to the DC power supply system. Connect the blue wires to the negative terminals marked with –48V and the black wires to the positive terminals marked with RTN(+).
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Page 53: (Optional) Attaching A Two-Hole Power Lug To A Dc Power Wire
(Optional) Attaching a two-hole power lug to a DC power wire CAUTION: • When stripping the insulation off a DC power wire, avoid damaging the metal conductors. • Do not touch the exposed conductors of the power wire and protect the exposed conductors from oxidation. -
Page 54: Ac Power Supply Configuration Guidelines
Table3-2 PSR3000B-54AHD power supply specifications Item Specification • 100 to 130 VAC @ 60 Hz • 200 to 240 VAC @ 50 Hz Rated input voltage • 240 VDC • 336 VDC • 90 to 150 VAC @ 47 to 63 Hz •... - Page 55 Figure3-12 Removing a filler panel Correctly orient the power supply. Align the power supply with the power supply slot. Then slide the power supply along the guide rails into the slot until the latch locks the power supply in place. Figure3-13 Installing an AC power supply 3-10...
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Page 56: Connecting An Ac Power Cord
Connecting an AC power cord WARNING! Before you connect a power cord, turn off the switch at the power input end and two switches on the router. CAUTION: After connecting the power cord connector to the power tray, use the cable clamp provided with the router to secure the power cord to the AC input receptacle on the power tray. -
Page 57: Installing Hvdc Power Supplies
Figure3-15 Connecting an AC power cord Connect the other end of the AC power cord to an AC power source. Installing HVDC power supplies Available HVDC power supplies The PSR3000B-54AHD power supply supports AC input and HVDC input and is available for the router for HVDC input. -
Page 58: Connecting An Hvdc Power Cord
Connecting an HVDC power cord For information about connecting the power cord for a PSR3000B-54AHD power supply, see "Connecting an AC power cord." 3-13... - Page 59 Contents 4 Installing removable components ····························································· 4-1 Slot arrangement············································································································································· 4-1 Installing MPUs ··············································································································································· 4-3 Installing fabric modules·································································································································· 4-5 Installing interface modules····························································································································· 4-6 Installing an interface module that uses detachable ejector levers ························································· 4-7 Installing an interface module that uses general ejector levers ······························································ 4-9 Installing interface subcards··························································································································...
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Page 60: Installing Removable Components
Installing removable components The figures of router and components in this document are for illustration only. Slot arrangement "LPU" in Figure4-1 refers to an interface module, "SFU" refers to a single-chassis fabric module, "MSFU" refers to a multi-chassis fabric module, and "PEM" refers to a power tray. - Page 61 Figure4-1 Slot arrangement...
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Page 62: Installing Mpus
Installing MPUs CAUTION: • The router supports active/standby MPU switchover when you install two MPUs for the router. For the standby MPU to start up correctly, make sure the active and standby MPUs are the same model. • When you install an MPU, avoid damaging the connectors on the MPU. •... - Page 63 Continue to push the MPU by its middle part on the front panel until the brakes on its ejector levers touch the slot edges tightly. Close the ejector levers until they come in close contact with the front panel. Use a Phillips screwdriver to fasten the captive screws on the MPU. Figure4-3 Installing an MPU...
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Page 64: Installing Fabric Modules
Installing fabric modules CAUTION: • The router provides eight fabric module slots at the rear. To use the following interface modules, install the fabric modules in slots 22 to 27. Installing fabric modules in slots 28 and 29 will not improve interface module performance. -
Page 65: Installing Interface Modules
Correctly orient the fabric module and align the fabric module with the slot. Insert the fabric module steadily into the slot and fully open the ejector levers of the fabric module, as shown in Figure4-5. Figure4-5 Installing a fabric module Continue to push the fabric module by its middle part on the front panel until the brakes on its ejector levers touch the slot edges tightly. -
Page 66: Installing An Interface Module That Uses Detachable Ejector Levers
Installing an interface module that uses detachable ejector levers CAUTION: • Put the detachable ejector lever back on its holder after use and then attach it to the chassis or cabinet for future use. • The ejector lever holder is magnetic. Be aware of electromagnetic interference. •... - Page 67 The number of screws for securing the protection box in Figure4-7 is for illustration only and the actual number of screws on your interface module might differ from that. Figure4-7 Removing the protection box Correctly orient the interface module. Align the module with the slot and push it steadily into the slot along the guide rails until about half of the module is in the slot.
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Page 68: Installing An Interface Module That Uses General Ejector Levers
Figure4-9 Installing an ejector lever Open the ejector levers and continue to push the module by its middle part on the front panel until you cannot push it any further. As shown in Figure4-10, close the ejector levers until they come in close contact with the front panel. -
Page 69: Installing Interface Subcards
For the interface subcard compatibility with interface modules, see H3C CR19000-20 Core Router Hardware Information and Specifications. To install an interface subcard: Wear an ESD wrist strap. - Page 70 Continue to push the interface subcard by its middle part on the front panel until you cannot push it any further. Close the right ejector lever until it comes in close contact with the front panel. Use a screwdriver to fasten the captive screw on the interface subcard. Figure4-13 Installing an interface subcard 4-11...
- Page 71 Contents 5 Connecting cables ··················································································· 5-1 Connecting cables to Ethernet copper ports ··································································································· 5-1 Cables for connecting Ethernet copper ports ·························································································· 5-1 Making an Ethernet twisted pair cable ···································································································· 5-2 Connecting an Ethernet cable ················································································································· 5-3 Connecting cables to fiber ports······················································································································ 5-3 About transceiver modules and optical fibers ·························································································...
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Page 72: Connecting Cables
Connecting cables Connecting cables to Ethernet copper ports Cables for connecting Ethernet copper ports Typically, Ethernet copper ports use twisted pair cables for communication. 10/100 Mbps Ethernet uses category-5 twisted pair cables, while 1000 Mbps Ethernet uses category-5 enhanced or category-6 twisted pair cables. -
Page 73: Making An Ethernet Twisted Pair Cable
Cable pinouts EIA/TIA cabling specifications define two standards: 568A and 568B for cable pinouts. • Standard 568A—pin 1: white/green stripe, pin 2: green solid, pin 3: white/orange stripe, pin 4: blue solid, pin 5: white/blue stripe, pin 6: orange solid, pin 7: white/brown stripe, pin 8: brown solid. -
Page 74: Connecting Cables To Fiber Ports
Examine the status LED for the Ethernet port to verify the cable connectivity. For the description of the port LEDs, see H3C CR19000-20 Core Router Hardware Information and Specifications. Connecting cables to fiber ports... -
Page 75: Installing Transceiver Modules And Optical Fibers
Label optical fibers according to the cable labeling specifications. Examine the port LED on the device to verify that the optical fiber is connected correctly. For more information about the port LEDs, see H3C CR19000-20 Core Router Hardware Information and Specifications. -
Page 76: Connecting An Optical Fiber To A Multi-Chassis Fabric Module
Figure5-3 Installing a transceiver module and optical fiber (LC port) Figure5-4 Installing a transceiver module and optical fiber (MPO port) Connecting an optical fiber to a multi-chassis fabric module A multi-chassis fabric module has a built-in transceiver module in each cluster port. You can connect an optical fiber with an MTP connector to a cluster port on the multi-chassis fabric module directly. -
Page 77: Connecting Cables To E1 Ports
Hold the MTP connector by its part marked "PULL". Align the guide key on the connector with the groove in the port, and push the connector into the fiber port slightly until it clicks into the place. Use cable ties to bind optical fibers every 150 mm (5.91 in). Label optical fibers according to the cable labeling specifications. - Page 78 b. The other end of the cable provides multiple pairs of 75-ohm BNC connectors. Identify the number of each pair of BNC connectors. Connect the TX connector and the RX connector of the cable to the RX connector and the TX connector on the peer device, respectively. Figure5-6 Connecting an E1 75-ohm cable E1 75-ohm cable Peer device...
- Page 79 Contents 6 Verifying the installation ··········································································· 6-1 Installation verification flowchart ····················································································································· 6-1 Post-installation checklist ································································································································ 6-1 Power-on check ·············································································································································· 6-2 Power-on check flowchart ······················································································································· 6-2 Checking the LEDs ································································································································· 6-3 Installing the top hood and air filter ················································································································· 6-4...
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Page 80: Verifying The Installation
Verifying the installation Installation verification flowchart Figure6-1 Installation verification flowchart Start Verify the installation Meet the Troubleshoot requirements? Check before and after power-on Install the air filter and top hood Post-installation checklist Table6-1 Post-installation checklist Item Requirements • No condensation on the surface of the router or inside of the router. •... -
Page 81: Power-On Check
Item Requirements • A circuit breaker is provided for each power cord. Electricity safety • Turn off the circuit breaker before you connect the power cord. Power-on check WARNING! Locate the circuit breaker of each power input line before power-on so you can quickly shut power off when an electrical accident occurs. -
Page 82: Checking The Leds
Checking the LEDs After the router powers up, you can determine whether the router and the components are operating correctly by observing the LEDs on the MPUs and other components. When the router and components are operating correctly, the LEDs are as described in Table6-2 and Table6-3. -
Page 83: Installing The Top Hood And Air Filter
Installing the top hood and air filter Align the holes in the top hood with the pins on the mounting brackets. Push the top hood so that the pins enter the holes in the top hood. Fasten the captive screws to secure the top hood. Figure6-3 Installing the top hood Position the air filter over the top hood, and then push the air filter until it is seated into the top hood. - Page 84 Figure6-4 Installing an air filter...
- Page 85 Contents 7 Accessing the router ················································································ 7-1 Using a console cable to connect the router to a configuration terminal························································· 7-1 Setting up the configuration environment································································································ 7-1 Setting terminal parameters ···················································································································· 7-1 Starting the router ··································································································································· 7-1 Configuring basic settings ······························································································································· 7-2...
- Page 86 Accessing the router The first time you access a router you must log in through the console port. Using a console cable to connect the router to a configuration terminal Setting up the configuration environment IMPORTANT: When you connect a PC to a powered-on router, first connect the DB-9 connector of the console cable to the PC, and then connect the RJ-45 connector to the router.
- Page 87 <sysname> (The router is ready for configuration.) Configuring basic settings Configure basic settings for the router after the router starts up. For more information about how to configure the router, see H3C CR19000 Core Routers Configuration Guides and H3C CR19000 Core Routers Command References.
- Page 88 Contents 8 Replacement procedures ········································································· 8-1 Replacing a module ········································································································································ 8-1 Replacing an MPU or a fabric module ···································································································· 8-1 Replacing an interface module that uses detachable ejector levers ······················································· 8-2 Replacing an interface module with ejector levers ·················································································· 8-4 Replacing an interface subcard ···············································································································...
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Page 89: Replacement Procedures
Replacement procedures WARNING! • When replacing removable components while the router is operating, ensure electricity safety. • To avoid bodily injury and device damage, follow the replacement procedure strictly to replace a component. • Long-time exposure to strong air flow might cause discomfort. To avoid this hazard, do not stand close to the air outlet vents while the router is operating. -
Page 90: Replacing An Interface Module That Uses Detachable Ejector Levers
Install a new MPU or fabric module. For the installation procedure, see "Installing MPUs" or "Installing fabric modules." Figure8-1 Removing an MPU Replacing an interface module that uses detachable ejector levers CAUTION: • Put the detachable ejector lever back to its holder after use and then attach them to the chassis or cabinet for future use. - Page 91 To replace an interface module that uses detachable ejector levers: Remove the cables from the interface module. Prepare an antistatic mat to place the removed interface module. Wear an ESD wrist strap. Make sure the wrist strap makes good skin contact and is reliably grounded.
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Page 92: Replacing An Interface Module With Ejector Levers
Figure8-3 Removing an interface module Replacing an interface module with ejector levers Remove the cables from the interface module. Prepare an antistatic mat to place the removed interface module. Wear an ESD wrist strap. Make sure the wrist strap makes good skin contact and is reliably grounded. -
Page 93: Replacing An Interface Subcard
Figure8-4 Removing an interface module with ejector levers Replacing an interface subcard IMPORTANT: • If you are not to install a new interface subcard after removing the old one, install a filler panel in the slot. • When installing a filler panel, orient it with the blade of the screwdriver image on it facing upwards. -
Page 94: Replacing Transceiver Modules
Figure8-5 Removing an interface subcard Replacing transceiver modules WARNING! Disconnected optical fibers or transceiver modules might emit invisible laser light. Do not stare into beams or view directly with optical instruments when the router is operating. CAUTION: • Do not touch the golden plating on a transceiver module. •... - Page 95 Pull down the bail latch on the module to the horizontal position (skip this step for QSFP+/QSFP28 transceiver modules with a plastic bail latch). Hold the bail latch to pull the module horizontally and slowly out of the port. If the interface module is densely populated with transceiver modules, use tweezers to pull the module out.
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Page 96: Replacing An Optical Fiber For A Multi-Chassis Fabric Module
Replacing an optical fiber for a multi-chassis fabric module Wear an ESD wrist strap. Make sure the wrist strap makes good skin contact and is reliably grounded. Hold the front end of the MTP connector and remove the optical fiber from the fiber port. Connect a new optical fiber. - Page 97 Figure8-9 Removing a fan tray...
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Page 98: Replacing A Power Supply
Replacing a power supply WARNING! • Provide a circuit breaker for each power supply. Before replacing a power supply, turn off the circuit breaker for it. After the circuit breaker for a power supply is turned off, the IN and OUT LEDs on the power supply stay red. -
Page 99: Replacing A Power Tray
Figure8-11 Removing a power supply Place the removed power supply on the antistatic mat. Install a new power supply. For the installation procedure, see "Installing power supplies." Reinstall the air filter. For the installation procedure, see "Installing the top hood and air filter." Replacing a power tray To avoid device damage and bodily injury, strictly follow the procedures shown in Figure8-12... -
Page 100: Removing Power Supplies
Figure8-13 Removing an AC power cord Removing DC power cords Use a screwdriver to loosen the captive screws on the terminal block cover to remove the cover. Use a screwdriver to remove the screws that secure a DC power cord to the terminal block and then remove the DC power cord from the terminal block. - Page 101 Figure8-15 Removing the top hood Use a Phillips screwdriver to remove the screws at two sides of the power tray. Keep the removed screws secure. Simultaneously open the ejector levers of the power tray and then pull the power tray part way out of the slot.
- Page 102 Open the ejector levers on the new power tray and slide the power tray into the slot along the guide rails. Close the ejector levers after the brakes on its ejector levers touch the slot edges tightly. Figure8-17 Install a new power tray Use a Phillips screwdriver to fasten the screws at two sides of the power tray, as shown in Figure8-18.
- Page 103 Figure8-18 Securing the new power tray 8-15...
- Page 104 Contents 9 Troubleshooting ······················································································· 9-1 Troubleshooting methods································································································································ 9-1 Configuration terminal display issues·············································································································· 9-1 No display on the configuration terminal ································································································· 9-1 Garbled display on the configuration terminal ························································································· 9-2 System failures during operation ···················································································································· 9-2 Power supply failure ········································································································································ 9-2 Fan tray failure ················································································································································...
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Page 105: Troubleshooting
• The MPUs and interface modules provide port status LEDs, with which you can detect port failures. For more information about port status LEDs, see H3C CR19000-20 Core Router Hardware Information and Specifications. If you cannot locate failures by following the guidelines in this chapter, contact the local agents or technical support engineers. -
Page 106: Garbled Display On The Configuration Terminal
When a power supply is faulty, the OK LED is off and the FAIL LED is on. • On the power supply, the INPUT OK LED or the OUTPUT OK LED is red. For more information about the LEDs, see H3C CR19000-20 Core Router Hardware Information and Specifications. NOTE: After a power supply is removed from the router, the input and output LEDs on the power supply stay on for several seconds. -
Page 107: Fan Tray Failure
You can determine the power supply status by observing the LEDs on the power supply. For information about the power supply LEDs, see H3C CR19000-20 Core Router Hardware Information and Specifications. If the issue persists, contact H3C Support. -
Page 108: Mpu Failure
Calculate the total power consumption, and make sure your power supplies can provide enough power. For more information, see H3C CR19000-20 Core Router Hardware Information and Specifications. Remove and reinstall the fabric module to make sure the module is installed securely. You also need to verify that the ejector levers are locked securely in place. -
Page 109: Interface Module Failure
Calculate the total power consumption, and make sure your power supplies can provide enough power. For more information, see H3C CR19000-20 Core Router Hardware Information and Specifications. Remove and reinstall the interface module to make sure it is installed securely. For more information about installing an interface module, see "Installing interface modules."... -
Page 110: Technical Support
• Maintenance agreement or warranty card. • Brief issue description. • Brief explanation of the troubleshooting measures that have been taken. You can contact H3C Support through the phone, H3C website, or email. Phone: 400-810-0504 Website: http://www.h3c.com E-mail: service@h3c.com... - Page 111 Contents 10 Appendix A Engineering labels ··························································· 10-1 Labels for cables ··········································································································································· 10-1 Labels for signal cables ························································································································· 10-1 Labels for power cords ·························································································································· 10-1 Generic labels ······································································································································· 10-2 Labels for devices ········································································································································· 10-3 Filling in labels··············································································································································· 10-3 Affixing labels ················································································································································ 10-3 Affixing a label to a signal cable ············································································································...
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Page 112: Appendix A Engineering Labels
Appendix A Engineering labels Engineering labels are used to identify cables and devices for correct installation and easy maintenance. Two types of engineering labels are available: labels for cables and labels for devices. Labels for cables Cables include signal cables such as network cables and fibers, and power cords such as AC power cords and DC power cords. -
Page 113: Generic Labels
Figure10-2 Label for power cords (1) Cable tie (2) Dividing line on the label Generic labels A generic label is bar-shaped with fixed dimensions. It is applicable to both signal cables and power cords. A mark "TO:" is located at the upper left corner in the right area of the label to identify the peer end of the cable on which the label is affixed. -
Page 114: Labels For Devices
Figure10-3 Generic label (1) Dividing line on the label (2) Cut dotted line Labels for devices A device label is used to identify the device name, model, address, and installation date. Filling in labels You can print or write desired contents on labels. As a best practice, print labels. To print labels, select a label printer and a proper label template as needed. -
Page 115: Affixing A Label To A Power Cord
Figure10-4 Affixing a label Adhesive side B02 03 12 Figure10-5 shows the affixed labels when the cable is laid vertically and horizontally. Figure10-5 Affixed labels Affixing a label to a power cord Stick the label to the recessed rectangular area on the identification plate. You can stick the label to either side of the identification plate. -
Page 116: Affixing A Generic Label
Figure10-6 Affixing a label B03 -48V2 Bind cable ties on both ends of a cable. After the bundling, the finished identification plate must be on top of the cable in horizontal cabling, or on the right side of the cable in vertical cabling. Make sure the label is facing out, as shown in Figure10-7. -
Page 117: Guidelines
Figure10-8 Affixing a generic label B02 03 12 Adhesive side Affixing a label to a device Remove the device label and stick it to the device. You can stick a device label to any desired position on the device. Guidelines •... - Page 118 Table10-1 Information on a label affixed to an Ethernet cable Content Meaning Example • M—Row number of the rack in the equipment room, in the range of A to Z. • N—Column number of the rack in the equipment MN—Rack number room, in the range of 01 to 99.
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Page 119: Engineering Labels For Optical Fibers
Engineering labels for optical fibers These labels are affixed to optical fibers that connect the fiber ports on the modules in a chassis, or connect fiber ports on fixed-port devices. Two types of labels are available for optical fibers: labels for a fiber that connects the fiber ports on two devices, labels for a fiber that connects the device and the optical distribution frame (ODF). - Page 120 • Labels for the fiber that connects the device and the ODF Table10-3 Information on labels affixed to the fiber between the device and the ODF Content Meaning Example • M—Row number of the rack in the equipment room, in the range of A to Z. •...
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Page 121: Engineering Labels For Dc Power Cords
Figure10-11 Example of a label on an optical fiber between the device and the ODF ODF G01 01 • ODF-G01-01-01-R—The local end of the optical fiber is connected to the optical receiving endpoint on Row 01, Column 01 of the ODF in Row G Column 01 in the equipment room. •... - Page 122 • A01/B08––48V2 (loaded cabinet side)—The cable is –48V2 DC supply, which is from the 8 connecter on the second row of –48V bus bar in the cabinet on Row A, and Column 1 in the equipment room. • B03––48V2 (distribution box side)—The cable is –48V2 DC supply, which is from the loaded cabinet on Row B, Column 03 in the equipment room.
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Page 123: Engineering Labels For Devices
Engineering labels for devices These labels can be affixed to any device. You can fill in the device name, model, IP address, serial number, installation address, and installation date on a device label. Figure10-14 Example of a device label 10-12... - Page 124 Contents 11 Appendix B Cable management ························································· 11-1 General cabling requirements ······················································································································· 11-1 Cable binding guidelines ······························································································································· 11-1 Routing signal cables ···································································································································· 11-3 Routing MPU cables ····························································································································· 11-3 Routing fabric module cables ················································································································ 11-4 Routing interface module cables ··········································································································· 11-5 Routing power cords ·····································································································································...
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Page 125: Appendix B Cable Management
Appendix B Cable management General cabling requirements Minimum curvature radius of cables • Attached power cord, communication cable, or ribbon cable—A minimum of five times the cable’s outer diameter. If the cable is frequently bent, connected and removed, the curvature radius must be a minimum of seven times the cable's outer diameter. - Page 126 • Route different types of cables (power cords and signal cables for example) separately. If they are close to one another, cross them over one another. If you route them in parallel, keep a minimum distance of 30 mm (1.18 in) between a power cord bundle and a signal cable bundle. •...
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Page 127: Routing Signal Cables
• Cables must be protected at points where they might rub or come in contact with sharp edges or heated areas. Use high temperature cables near heat sources. • Securely fasten cables and take adequate measures to prevent loose connections. Figure11-4 Securely fastening cables (1) Flat washer (2) Spring washer... -
Page 128: Routing Fabric Module Cables
Figure11-5 Routing MPU cables Routing fabric module cables As a best practice, route the fabric module cables along the nearest cable management fingers and cable management brackets. For example, the router is installed with CR-19K-MSFU-20C fabric modules. As shown in Figure11-6, each CR-19K-MSFU-20C fabric module has 6 groups of ports, with 3 groups on the upper half of the module and 3 groups on the lower half. -
Page 129: Routing Interface Module Cables
• Cables from the fabric modules in slots 25 to 27 (right slots)—Right cable management bracket. Figure11-6 Routing fabric module cables (CR-19K-MSFU-20C) Routing interface module cables For easy maintenance, route cables from ports on the left part of an interface module along the left cable management bracket and cables from ports on the right part along the right cable management bracket. -
Page 130: Routing Power Cords
Figure11-7 Routing interface module cables Routing power cords CAUTION: To protect cable adapters and converters, place them at the cabinet bottom. Do not place them at a location out of the cabinet and easy to reach. IMPORTANT: For maintenance convenience, make sure the power cords do not block the power switch and fan trays on the rear panel. - Page 131 Figure11-8 Routing AC power cords 11-7...
- Page 132 Figure11-9 Routing DC power cords 11-8...
- Page 133 Contents 12 Appendix C Repacking the router ······················································· 12-1 Removing cables from the router ·················································································································· 12-1 Removing the power cords ··················································································································· 12-1 Removing the console cable ················································································································· 12-1 Removing the grounding cable ············································································································· 12-1 Removing the twisted pair cables and optical fibers ············································································· 12-1 Repacking the FRUs ·····································································································································...
- Page 134 Appendix C Repacking the router Removing cables from the router Before repacking the router, remove all cables such as the power cords, console cable, twisted pair cables, optical fibers, and grounding cable from the router. Removing the power cords Switch off the circuit breakers at the input ends of all power cords. Wear an ESD wrist strap, and make sure it makes good skin contact and is reliably grounded.
- Page 135 To repack a power supply: Prepare the original packing materials, including the anti-static bag, packing foam, and packing box for a power supply. Make sure these packing materials are clean, dry, and not damaged. Remove the power supply from the chassis. For the power supply removal procedure, see "Replacement procedures."...
- Page 136 Repacking the router chassis Removing the chassis from the rack IMPORTANT: • The router is high and heavy. As a best practice, remove the fan trays from the chassis before removing the chassis from the rack. Place the removed fan trays on an antistatic mat. •...
- Page 137 Figure12-1 Using L-shaped brackets to secure the chassis to the dolly Reinstall the removed fan trays on the chassis. Move the router to a location suitable for repacking. Attach the elevator plate to the ballet, as shown in Figure12-2. 12-4...
- Page 138 Figure12-2 Attaching the elevator plate to the pallet Push the router to the pallet over the ramp with the rear of the chassis facing the pallet. Adjust the levelling feet of the dolly so that the levelling feet support the router securely. Use L-shaped brackets to secure the dolly to the pallet.
- Page 139 Figure12-3 Packing component positions 12-6...
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