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Preparing and Installing External Clock Cables

Make an external clock cable based on pin assignments.

Install external clock cables.

CLK/TOD/MON

Pin assignments for External Clock Cables

Pin

Color

Relationship

External Clock

External Time Input
(1PPS+Time Information)

External Time Output
(1PPS+Time Information)

External Time Input
(DCLS)

External Time Output
(DCLS)

White/
Orange

Twisted pair

Negative for receiving
external clock signals

Reserved

Orange

Positive for receiving
external clock signals

White/
Green

Twisted pair

Reserved

Negative for 1PPS signal
input (RS422 level)

Negative for DCLS
signal input (RS422
level)

Negative for DCLS signal
output (RS422 level)

Green

Reserved

Positive for 1PPS signal
RS422 input/output

Positive for DCLS signal
RS422 input/output

Positive for DCLS signal
input (RS422 level)

Positive for DCLS signal
output (RS422 level)

Blue

Twisted pair

Negative  for
transmitting  external
clock  signals

Ground

White/Blue

Positive for transmitting
external clock signals

White/Brown

Twisted pair

Reserved

Negative for time signal
input (RS422 level)

Negative for time signal
output (RS422 level)

Reserved

Brown

Reserved

Positive for time signal
RS422 input/output

Positive for time signal output
(RS422 level)

Pin 1

Pin 8

Pin 1

Pin 8

Содержание RTN 905 V100

Страница 1: ...HUAWEI TECHNOLOGIES CO LTD RTN 905 V100 IDU Quick Installation Guide Indoor Issue 01 Date 2018 10 30 ...

Страница 2: ...ective holders Notice The purchased products services and features are stipulated by the contract made between Huawei and the customer All or part of the products services and features described in this document may not be within the purchase scope or the usage scope Unless otherwise specified in the contract all statements information and recommendations in this document are provided AS IS withou...

Страница 3: ...ges 20 to 21 Installing E1 Cables Page 19 Installing IF Cables Page 22 Installing Ethernet Service Cables Page 21 Installing NMS Cables Page 25 Installing Cascade Cables Page 23 to 24 Preparing and Installing External Alarm Cables Page 26 Preparing and Installing External Clock Cables Page 28 Preparing and Installing Synchronous Data Cables Page 27 Cable Layout Page 29 Installing the Chassis in a ...

Страница 4: ...iguring NE Data Using the Web LCT Page 31 Aligning Antennas Pages 32 to 34 Checking the Status of Radio Links Page 34 Aligning Single Polarized Antennas Pages 32 to 33 Aligning Dual Polarized Antennas Pages 33 to 34 End Configuring NE Data Using the Hand Held Tool Page 31 ...

Страница 5: ...intervals of not more than 250 mm and user cables atintervals of not more than 200 mm Bind fibers cables or corrugated pipes outside a cabinetat intervals equal to the distance between two horizontal beams If the cable trough does not have any beams the intervals should notexceed 250 mm Pre installation Check Before beginning the installation check the equipmentroom cabinet power supply ground cab...

Страница 6: ... supplydevice there will be a shortcircuitthat damages the power cable and devices To prevent shortcircuits install a circuit breaker on each negative terminal of the power supplydevice The recommended fuse capacityis 10 A 1A 2A 1C 1E 2F or 16 A 2E The positive terminals ofthe power supplydevice connected to the RTN 905 are grounded If terminals are not properly grounded the devices may be damaged...

Страница 7: ... 905 1A 1C 1E is powered on Power off the RTN 905 1A 1C 1E before you remove or connect an IF cable on the ODU Do not remove or connectany IF cable while the RTN 905 1A 1C 1E is powered on OptiX RTN 905 STAT SRV PWRA N E G A R T N A N E G B R T N B 48V 60V TURN OFF POWER BEFORE WARNING 48V OUTPUT DISCONNECTING IF CABLE ODU LINK1 L A5 L A6 USB NMS COM C L K T O D M O N GE2 GE1 GE3 EXT S1 ALMI ALMO ...

Страница 8: ...F OFF IN OUT IN GE4 1 16 5 Position and Description of the Toggle Lever Switch Turning on the switch Precautions for Handlingthe RTN 905 2A 2E Toggle LeverSwitch You mustfirstpull out the toggle lever switch before turning it I ON O OFF Turning off the switch 1 1 2 2 3 3 Pull the switch out gently Turn the switch Release the switch 1 1 2 2 3 3 Pull the switch out gently Turn the switch Release the...

Страница 9: ...on Power off the ODU before you remove or install an IF cable connected to the ODU Do not remove or install an IF cable connected to the ODU while the ODU is powered on Power off the ODU Install or remove an IF cable connected to the ODU Precautions for HandlingRTN 905 2A 2E 2F IF Cables 2 1 1 1 2 2 2 To cut off the power supplyto the ODU of the RTN 905 2F perform related operations on the NMS To ...

Страница 10: ... Adjustable w rench Level Socket w rench Torque w rench Hex key Wire clippers Diagonal pliers Needle nose pliers Combination pliers Bayonet w rench Utility knife Claw hammer Marker Ladder Compass Lifting sling Pulley ESD gloves Multimeter PVC tape File Waterproof insulation tape ...

Страница 11: ...ort NMS serial port NE cascading port Asynchronous data port Clock port CLK High precision time port TOD Outdoor cabinet monitoring port MON 16 17 16xE1 ports Port for the ESD wrist strap Ground screw DC C power socket Caution See Precautions for Handling Power Cables NE status indicator ODU power switch USB port FE GE service electrical ports RJ 45 connectors GE FE service ports SFP modules TDM s...

Страница 12: ...w DC C power socket Caution See Precautions for Handling Power Cables NE status indicator 1 2 3 Mini USB port FE GE service electrical ports RJ 45 connectors GE FE service ports SFP modules STM 1 service ports 5 IF port to the ODU XPIC input output ports 6 Radio link status indicator 7 8 Status indicators of the GE FE service ports SFP modules 9 USB port Status indicator 10 11 12 NMS port NMS seri...

Страница 13: ... NEGA RTNA NEGB RTNB 48V 8A WARNING 48V OUTPUT TURN OFF POWER BEFORE DISCONNECTING IF CABLE ODU1 PULL ON ODU2 PULL ON OFF OFF OAM USB CLK TOD MON GE3 GE1 P1 GE2 P2 ALMI ALMO GE4 NMS COM EXT S1 GE5 OUT IN IN OUT GE6 MN1 1 COMBO 2 STAT SRV 1 STM 1 2 OUT OUT OUT OUT OUT OUT OUT LOS1 L A7 L A7 IN IN IN IN LOS2 E1 1 16 HUAWEI 2E 1 2 3 4 5 6 7 8 9 10 11 13 16 12 14 15 17 19 18 20 20 18 19 1 2 3 1 2 3 4 ...

Страница 14: ...ground screw for installing the protection ground PGND cable When you fix the floating nuts ensure a space of at least25 mm for heat dissipation on the left and right sides ofthe IDU 905 Floating nut Fix the floating nuts a Remove the ground screw b Installing the IDU 905 ...

Страница 15: ...ting ear When you fix the floating nuts ensure a space of at least25 mm for heat dissipation on the left and right sides ofthe IDU 905 2 0 0 2 N M M6 3 0 0 3 N M M6 1 4 0 14 N M M4 Floating nut Mounting hole To a ground pointon the cabinetcolumn or to the indoor ground bar Before installing the chassis in an ETSI cabinet adjust the holes for installing mounting ears based on the type of cabinet Mo...

Страница 16: ...ng the Chassis in a 23 Inch Cabinet 1 4 0 14 N M M4 2 0 0 2 N M M6 To a ground pointon the cabinetcolumn or to the indoor ground bar 23 Inch Mounting ear 23 Inch Mounting ear 1 4 0 14 N M M6 Remove the mountingears a Install the mounting ears b Store the removed screws properlyfor installing 23 inch mounting ears NOTE ...

Страница 17: ...is Rotate the mounting ears 90 degrees and install them as shown in this figure d Install the PGND cable c Install the chassis in the cabinet Secure the PGND cable with the ground screw 1 4 0 14 N M M4 To a ground pointon the cabinetcolumn or to the indoor ground bar 2 0 0 2 N M M6 ...

Страница 18: ... 52 to 60 mm deep Nut Small flat washer Large flat washer Secure the PGND cable with the ground screw 300 mm Hold the chassis againstthe wall and mark the drilling positions Drill holes and insertbolts into the holes Ensure a space of at least50 mm for heat dissipation above and below the IDU 1 4 0 14 N M M4 Fans dissipate heat above the chassis ...

Страница 19: ... place any objects that may impede heat dissipation nextto the chassis PGND cable Secure the PGND cable with the ground screw Base plate 1Fix the floating nuts Optional Installing the E1 Panel Remove the mounting ears and install the base plates 1 4 0 14 N M M4 Floating nut Mounting hole ...

Страница 20: ...17 2Secure the E1 Panel 3Install the PGND cable for the E1 panel To a ground pointon the cabinet column or to the indoor ground bar ...

Страница 21: ...ply Recommended Fuse Capacity RTN 905 1A 2A 1C 1E 2F 10 A RTN 905 2E 16A Rated Voltage of Input Power Allowable Voltage Range 48 V DC 38 4 V to 57 6 V DC 60 V DC 48 V to 72 V DC RTN NEG The recommended fuse capacityis sufficienteven at the maximum power consumption level Users can calculate fuse capacity by applying this formula Fuse capacity Total power consumption x 1 5 Rated voltage of input po...

Страница 22: ... For information aboutthe wire sequence ofE1 cables see the pin assignmentinformation delivered with these E1 cables or the cable section in the Hardware Description When assembling the DDF side connector for a 1 6 mm diameter E1 cable use a type 75 1 1 connector and a pair of 2 5 mm or 1 7 mm crimping tool 0 4 0 03 N M M2 5 0 4 0 5 N M M2 5 Optional InstallE1 cables connected to another device E1...

Страница 23: ...and plug fiber caps on unused fibers Figure 2 Tape over the cuts of a closed corrugated pipe before threading fibers through it Tape over the cuts of an open corrugated pipe after threading fibers through it After you thread fibers through a corrugated pipe wrap tape around the cut of the pipe Figure 3 Do not thread too many fibers through one pipe If 2 mm diameter fibers are used threading no mor...

Страница 24: ... Install Ethernet service cables a To an Ethernet device Ethernet ports on the RTN 905 supportthe MDI MDI X adaptation function Either crossover or straight through network cables can be used to connect the Ethernetports Straight through cables are recommended GE1 GE3 ...

Страница 25: ... IF jumpers If RG 8U or 1 2 inch IF cables are used use IF jumpers to connectIF cables and the IDU If 5D IF cables are used connectIF cables directlyto the IDU N type 5 8 0 8 to 1 1 N M Test the connectivity of the IF cable when you connecta cable to an IF jumper For the RTN 905 2A 2E 2F connect an IF jumper and an IF cable based on engineering design documents and the network plan IF jumper IF ca...

Страница 26: ... RTN 905 STAT SRV PWRA PWRB NEGA RTNA NEGB RTNB 48V 5A OAM USB CLK TOD MON GE2 GE1 GE3 ALMI ALMO GE4 NMS COM EXT S1 GE5 OUT IN IN OUT GE6 MN1 1 COMBO 2 STAT SRV 1 STM 1 2 OUT OUT OUT OUT OUT OUT OUT LOS1 L A7 L A7 IN IN IN IN LOS2 E1 1 16 HUAWEI 1E WARNING 48V OUTPUT TURN OFF POWER BEFORE DISCONNECTING IF CABLE ACT LINK L A5 L A6 OptiX RTN 905 STAT SRV PWRA PWRB NEGA RTNA NEGB RTNB 48V 5A OAM USB ...

Страница 27: ... OUT IN IN OUT GE6 MN1 1 COMBO 2 STAT SRV 1 STM 1 2 OUT OUT OUT OUT OUT OUT OUT LOS1 L A7 L A7 IN IN IN IN LOS2 E1 1 16 HUAWEI 1E WARNING 48V OUTPUT TURN OFF POWER BEFORE DISCONNECTING IF CABLE ACT RTN 905 1E RTN 905 1E COMBO 1 COMBO 1 LINK1 LINK2 ACT1 ACT2 L A5 L A6 P1 P2 OptiX RTN 905 STAT SRV PWRA PWRB NEGA RTNA NEGB RTNB 48V 8A WARNING 48V OUTPUT TURN OFF POWER BEFORE DISCONNECTING IF CABLE OD...

Страница 28: ...cables on site Avoid forming any loops when installing network cables Use NMS cascading cables onlyfor NEs that do not communicate service data ETH NMS COM ODU 2 ON PULL ODU 1 ON PULL NMS COM EXT S1 CLK TOD MON ALMI ALMO GE1 GE2 GE3 OUT GE5 GE6 TDMA TDMB OptiX RTN 905 2 A STAT SRV PWRA PWRB LINK1 ACT1 LINK2 ACT2 L A5 L A6 USB ESD RTNB NEGB RTNA NEGA 48V 60V OFF OFF IN OUT IN GE4 1 16 ODU 2 ON PULL...

Страница 29: ...Function 1 2 3 6 4 5 7 8 White Orange Orange White Green Green Blue White Blue White Brown Brown Twisted pair Twisted pair Twisted pair Twisted pair First alarm signal input Ground of firstalarm signal input Second alarm signal input Ground of second alarm signal input Third alarm signal input Ground of third alarm signal input Positive of firstalarm signal output ALMI ALMO Negative of first alarm...

Страница 30: ...ta Cables Pin Color Function White Orange Orange White Green Green Blue White Blue White Brown Brown 1 2 3 6 4 5 7 8 Negative for transmitting data by the NMS cascading port Positive for receiving data by the NMS cascading port Negative for receiving data by the NMS cascading port Ground for the 19 2 kbit s asynchronous data port Reserved Receiving data by the 19 2 kbit s asynchronous data port Tr...

Страница 31: ...PS signal input RS422 level Negative for 1PPS signal input RS422 level Negative for DCLS signal input RS422 level Negative for DCLS signal output RS422 level 6 Green Reserved Positive for 1PPS signal RS422 input output Positive for DCLS signal RS422 input output Positive for DCLS signal input RS422 level Positive for DCLS signal output RS422 level 4 Blue Twisted pair Negative for transmitting exte...

Страница 32: ...2 GE1 GE3 EXT S1 ALMI ALMO GE4 GE5 GE6 OUT IN OUT IN TDMA TDMB 1 16 1A HUAWEI 29 Cable connections a 11 Cable Layout Cable Layout b 1 2 3 5 6 7 8 9 10 11 4 Asy nchronous data cable External clock cable 5 NMS cable 6 4 Power cables IF jumper 1 2 3 PGND cable 7 8 External alarm cable 9 Ethernet serv ice cables Ethernet serv ice f ibers 10 11 TDM serv ice concatenation cables E1 cables ...

Страница 33: ...andling power cables The ODU power switches on the IDU of the RTN 905 2A 2E are turned off To power off the RTN 905 2F you need to perform related operations on the NMS By default the RTN 905 2F is powered off on the NMS Under normal conditions STAT PWRA and PWRB indicators are on green For description ofindicator states see the RTN 905 IDU Hardware Description STAT SRV PWRA PWRB ...

Страница 34: ...NE data including basic NE data IF ODU information for the radio links and parameters for IF and ODU ports You can use the hand held tool to configure NE data including basic NE data IF ODU information for the radio link parameters for IF and ODU ports and DCN parameters NMS COM NMS NMS COM Hand held tool Connectthe NMS COM port to the PC where the Web LCT is running ...

Страница 35: ...orizontal direction If three signal peaks are tracked adjustthe azimuth of the antenna until the received signal level RSL reaches the peak value at position 2 If two signal peaks are tracked adjustthe azimuth of the antenna until the RSL reaches the middle of positions 4 and 5 Then adjustthe pitch angle of the antenna using the elevation adjustmentscrew until the three signal peaks on the line AA...

Страница 36: ...ically Adjust the pitch angle until the RSL reaches the peak within the tracked range RepeatSteps 3 to 4 to ensure thatthree signal peaks are tracked both horizontally and vertically When the local RSL reaches the maximum peak value secure the local antenna Adjust the remote antenna to ensure that the RSL at the local end and the RSL at the remote end reach the peak value Check that the ODU indica...

Страница 37: ...e aligned Refer to Steps 3 and 4 to ensure thatthe calculated XPD2 XPD2 P3 P4 is higher than or equal to 24 dB Record the current angle D2 of the feed boom RepeatSteps 1 to 6 to gently adjustthe feed boom ranging from D1 to D2 and ensure that XPD1 and XPD2 are higher than or equal to 24 dB Tighten all the screws on the antennas after the alignmentis completed Check the status of the LINK indicator...

Страница 38: ... or more above the cabinettop a cable ladder is installed to supportthe cables and ease stress 9 Cable turns are smooth and have a large bending radius 10 Cable labels are filled in correctly attached securely and are aligned to face in the same direction Preferably labels are attached at least2 cm away from connectors 11 The power cable and ground cable are routed separatelyfrom signal cables 12 ...

Страница 39: ...trim off one end of a 48 V pow er cable Place the cable on the peeling length reference plane and leave a 1 mm space betw een the left edge of the reference plane and the trimmed end of the cable Use a utility knife to make a mark on the cable that is aligned w ith the right edge of the reference plane 2 9 mm 8 mm Peeling length 8 mm 1 mm 8 mm 3 Peel the cable using the diagonal pliers 8 mm Cable ...

Страница 40: ...ing a cable check whether the cable core is exposed outside the power cable connector terminal If the cable core is exposed re route the cable into the power cable connector If the cable core is still exposed after you re route the cable peel the cable again After the power switch is turned on sparks maybe generated at the exposed cable core when an inappropriate operation is performed Caution Pul...

Страница 41: ...Installing the MN1 Subboard 38 Appendix Remove the filler panel from the slotfor the MN1 subboard 1 Install the MN1 subboard 2 Screw the MN1 subboard 3 ...

Страница 42: ...HUAWEI TECHNOLOGIES CO LTD Huawei Industrial Base Bantian Longgang Shenzhen 518129 People sRepublic of China www huawei com ...

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