Huawei NetEngine-8000-M8 Manual Download Page 21 | Manualshive

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21

Cable/Fiber Connections

a

Cable/Fiber Layout

b

9

Cable/Fiber Layout

To facilitate fan maintenance, do not route power cables
upwards or downwards around fan insertion or removal
areas.

Clock/Time/RS-485
input/output interface

Alarm input/output
interface

Power cables

ETH/OAM
Management Cables

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Summary of Contents for NetEngine-8000-M8

Page 1: ...abinet are determined by the distance between the two beams If a cable trough does not pass through beams the binding interval between cable ties must not exceed 250 mm Pre installation Check Check that the equipment room cabinet power supply ground cables optical cables and associated facilities are all ready prior to installation This device is a class A product which can only be installed indoo...

Page 2: ...on Boards are fragile and valuable Exercise caution when handling them Use a box designed specifically for transporting the boards When installing or replacing a board remove and re install the corresponding filler panels only Holding a board without ESD protection Wearing ESD gloves Wearing an ESD wrist strap Hold the ejector levers of a board with both hands Do not touch any board chips circuits...

Page 3: ...rench Torque wrench Hex key Wire clippers Wire stripper RJ45 crimping tool Diagonal pliers COAX crimping tool Needle nose pliers Combination pliers Open end wrench Segmented blade utility knife Claw hammer Hammer drill Marker Ladder Soldering iron Protective gloves Heat gun Multimeter ESD gloves Fiber binding tape PVC insulation tape ESD wrist strap Impact tool File Vacuum cleaner ...

Page 4: ...4 1Introduction to a Chassis Installing a Chassis 1 Chassis 2 Power Board 3 Fan Board 4 Interface Board 5 Control Board 1 2 3 4 5 ...

Page 5: ... has a cable outlet on the top or at the bottom for overhead or underfloor cabling 8 For cabinets with left to right air channels such as open racks installing cabinets side by side may cause cascaded heating Therefore you are advised not to install cabinets with left to right air channels side by side If side by side installation cannot be avoided it is recommended that the distance between cabin...

Page 6: ...net a 30 3 Kgf cm M6 30 3 Kgf cm M6 Connect the PGND cable to the ground point on a column of the cabinet or to an indoor ground bar 1 1 Fix floating nuts and M6 screws in the correct holes 2 2 Attach a PGND cable to the chassis The PGND cable can be installed on the front or side of the chassis 3 3 Install the chassis in the cabinet 5 5 0 5 Kgf cm M3 4 4 Install the cable management frame and pow...

Page 7: ...in the correct holes 2 2 3 3 4 4 Connect the PGND cable to the ground point on a column of the cabinet or to an indoor ground bar 30 3 Kgf cm M6 5 5 0 5 Kgf cm M3 30 3 Kgf cm M6 Attach a PGND cable to the chassis The PGND cable can be installed on the front or side of the chassis The side of the chassis is recommended Install the cable management frame and power cable binding bracket in the chassi...

Page 8: ...8 Installing a Chassis in an ETSI Cabinet with Front Columns b 5 5 Install the chassis in the cabinet 30 3 Kgf cm M6 ...

Page 9: ...lation 1 1 Fix floating nuts and M6 screws in the correct holes 2 2 3 3 4 4 5 5 0 5 Kgf cm M3 30 3 Kgf cm M6 30 3 Kgf cm M6 Install the cable management frame and power cable binding bracket in the chassis Take out a pair of 19 inch mounting ears and install the ETSI conversion mounting ears on the left mounting ears Install the ETSI conversion mounting ears on the right mounting ears ...

Page 10: ...ears and conversion mounting ears on both the left and right sides of the chassis Install the chassis in the cabinet Connect the PGND cable to the ground point on a column of the cabinet or to an indoor ground bar Attach a PGND cable to the chassis The PGND cable can be installed on the front or side of the chassis The side of the chassis is recommended ...

Page 11: ...e slot Removing multiple filler panels and then inserting multiple interface boards at the same time is not allowed Loosen the screws on a filler panel and remove the filler panel Hold the ejector levers on the front panel of a board and raise them to form an angle of approximately 45 degrees with the front panel Then push the board gently along the guide rail until the board cannot go any further...

Page 12: ... the slot of the chassis properly The power board cannot be installed or removed when the device is powered on 3 Installing a Fan The fan module must be aligned with and inserted into the slot of the chassis properly 2Installing a Fan Installing a Power Board ...

Page 13: ...e stripped power cable into the corresponding connection hole Tighten the screws and fasten the buckle Repeat this step for the other connection hole Unfasten the connector buckle Take the power connector out of the packing bag and then strip the jacket off the power cable of 10mm2 according to the length of the silk screen on the connector Max Working Current Recommended Fuse Capacity 40 A 32 A B...

Page 14: ... without touching the screws on both sides 14 When installing DC power cables ensure the following There must be no joints on a power cable Excess power cables must be cut off and must not be coiled A power cable bend must be smooth and its radius must be 20 mm or larger Power cables must have no bare copper wires Power cables must be connected according to indications on the PIU board If the powe...

Page 15: ... connectors for the DDF side If the 75 1 1 connectors and 2 5 mm crimping tool are used crimping needs to be performed twice that is the coaxial connector is rotated 90 degrees after one crimping and then another crimping is performed 3 Installing Ethernet Service Cables In a flat door cabinet the number of shielded network cables must be limited For example a maximum of six N63B N63E single layer...

Page 16: ...al to 30 mm Ensure that optical fibers are bound properly by fiber binding tapes and not squeezed after they are laid out After the optical fibers are connected the optical connectors and optical ports that are not used must be covered by dustproof plugs and dustproof caps respectively Before installing and routing fibers within a cabinet install FOAs on optical ports according to the FOA installa...

Page 17: ...cal fibers use the E1 cable hole Make temporary marks on fibers outside a cabinet and arrange fibers in order Place fibers in the inner pipes of open corrugated pipes cover the inner and outer pipes and smooth the edges of the corrugated pipes Route the corrugated pipes to an ODF and bind the corrugated pipes using binding straps fibers inside a cabinet are bound using fiber binding tape Clean the...

Page 18: ...Cables Installing a Network Management Cable for the device a ETH OAM Port To NMS Two network cables are required if the master and slave system control boards of the device need to be connected to an NMS with one for each of the boards ...

Page 19: ...19 7 Installing an External Clock Cable Installing a CLK TOD RS 485 Cable a The control board provides a CLK TOD RS 485 port CLK TOD RS 485 Port Dedicated clock cables should be used here ...

Page 20: ... Installing External Alarm Cables Installing External Alarm Cables a The control board provides this port The ALMI ALMO port provides three lines for alarm input and one line for alarm output ALMI ALMO Port ...

Page 21: ...t b 9 Cable Fiber Layout To facilitate fan maintenance do not route power cables upwards or downwards around fan insertion or removal areas Clock Time RS 485 input output interface Alarm input output interface Power cables ETH OAM Management Cables ...

Page 22: ... do not affect the insertion and removal of subcards When power cables are routed do not affect the insertion and removal of fan modules 1 2 This figure shows only the cable layout for devices and is for reference only Pay attention to the preceding description when cables are routed based on actual requirements CAUTION 1 2 ...

Page 23: ...ers are properly bound using fiber binding tape The following table describes comparison between the transmit optical power of 50 Gbps optical modules and damaged optical power threshold at the receive end For applications of the 50 Gbps optical module supporting a distance of 40 km 1 To ensure that the optical module runs stably for a long time adjust the receive optical power of the optical modu...

Page 24: ...al power is less than 4 dB Alternatively add an optical attenuator no less than 10 dB is recommended before the interconnection and then adjust the optical attenuator based on the site requirements to prevent the optical module from being damaged 3 If a loopback occurs on the pigtail of the optical module or the optical module is connected for a short distance an optical attenuator must be added I...

Page 25: ...and power on the chassis again after the fault is rectified Whether the Indicators Are Steady Green 6Checking Board Indicators If an indicator is in an abnormal state after you power on the equipment handle the exception immediately Check whether each indicator is in the normal state according to the following table and record the results Indicator Normal State Abnormal State STAT Steady green Ste...

Page 26: ...onnecting with local boards is within the specified range 3 Ensure that fibers are correctly connected 4 If no FOAs are installed on optical ports check the fiber attenuation If the fiber attenuation is not within the specified range clean fiber connectors or replace any damaged fibers Off Boards cannot be detected If the chassis is powered on but all board indicators are off contact software comm...

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