technetix DBC-1200S Скачать руководство пользователя страница 20 | Manualshive

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technetix DBC-1200S Скачать руководство пользователя страница 20

04/2019 - AE/V1.16

19

Technetix Group Limited

2.8 Downstream activation

Connect a spectrum analyzer to the input -20 dB test point, then measure and record the RF pilot
frequencies input levels as per the design drawings�

Note: Ensure all amplifier ports are connected to a 75Ω terminated load so that the RF test

instrument readings are correct.

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Содержание DBC-1200S

Страница 1: ...DBC 1200S User manual Online Email technetix customerservice technetix com Website technetix com 04 2019 AE V1 16...

Страница 2: ...11 2 3 Installing coaxial connectors 13 2 4 Closing amplifier lid 14 2 5 Configuring the PSU 15 2 6 Powering up the amplifier 16 2 7 Downstream configuration 17 2 8 Downstream activation 19 2 9 Upstr...

Страница 3: ...wledge of coaxial cable systems and cabling practices Specific tools list The following tools and supplies are required when installing a DBC 1200S amplifier 7 16 socket driver Set of Phillips head sc...

Страница 4: ...a phone or tablet 1 Ensure the device will allow unknown sources a Go to Applications Settings Applications b Select Unknown sources 2 Copy the BLA vx x apk file to the phone tablet a Go to Applicatio...

Страница 5: ...configured or used DBDCM A x This module allows remote communication to the amplifier via FSK modulated signals generated by a PRG 121 L or H or PRG 121A agile It enables AGC and ALSC compensation pl...

Страница 6: ...or the same operational gain Providing a similar or smaller physical footprint Harnessing GaN technology to provide class leading forward and return path gain duplicating or improving on the performan...

Страница 7: ...mption Flexible to meet changing network needs CPD Safe technology and surge protection mean fewer reported faults improved customer service and a reduction in truck rolls On board ingress detection f...

Страница 8: ...d by the choice of upstream module Field upgradable plug in diplexers offer 42 54 65 85 85 102 85 105 or 204 258 MHz band splits Modular power efficient design On board ingress detection facility Inpu...

Страница 9: ...rs fuses 10 amp micro2 automotive 10 Input 20 dB test point 11 External powering point 12 Output 20 dB test point return path injection 20 dB test point 13 Output splitter location 2 way splitter TX D...

Страница 10: ...2 1 Housing features Front view Rear view 04 2019 AE V1 16 9 Technetix Group Limited Chapter 2 Installing the DBC 1200S Lid bolts Rear mounting bolt holes...

Страница 11: ...04 2019 AE V1 16 10 Technetix Group Limited Left hand side Inside view Grounding screw Amplifier rubber moisture sealing gasket around housing...

Страница 12: ...s to use the rear 0 25 6 mm threaded holes on the back of the unit as shown in example 2 Using strand clamps The unit is supplied with two strand clamps that are attached using two 0 25 6 mm threaded...

Страница 13: ...ing this method of mounting ensure that the bolts threaded part are no longer than 0 25 6 mm in length when protruding through the back board on which the amplifier is mounted The bolt total length di...

Страница 14: ...from the connector housing to shoulder to the pin tip Use the internal pin length guide to check the correct pin length Place the 5 8 connector housing shoulder against the amplifier housing lip and c...

Страница 15: ...f 45 inch pounds 5 Nm go round again in sequence and tighten to the final torque setting Following this sequence will ensure 1 The rubber gasket between the lid and the amplifier housing is sealed cor...

Страница 16: ...mited 2 5 Configuring the PSU The DBC 1200S features remote powering Maximum AC power passing 15 amps An aggregate power passing via the RF output ports of 15 amps See page 31 for removal installation...

Страница 17: ...bles to relevant RF ports and connect the earthing grounding wire in accordance with local electrical installation regulations on the housing see following picture Using a true RMS digital voltmeter c...

Страница 18: ...nto the top three holes of the five holes to pass all RF into the amplifier Alternatively install a relevant 2 way splitter or directional coupler Note Left hand two holes exposed with 0 pad jumper in...

Страница 19: ...y install a relevant 2 way splitter or directional coupler When installing the directional coupler ensure that it is in the correct way round so the through leg is passing RF to the correct port as re...

Страница 20: ...Connect a spectrum analyzer to the input 20 dB test point then measure and record the RF pilot frequencies input levels as per the design drawings Note Ensure all amplifier ports are connected to a 7...

Страница 21: ...04 2019 AE V1 16 20 Technetix Group Limited RF schematic RF configuration Fiber configuration...

Страница 22: ...configurations please refer to the latest release of our BLL and BLA manuals Using a laptop with the Technetix BLL software installed connect the laptop and the amplifier Next carry out the following...

Страница 23: ...blished the amplifier type name will appear at the top left of the application this process is carried out automatically with the latest versions of BLL software please specify version numbers 2 Set t...

Страница 24: ...a 75 terminated load to prevent reflections affecting the RF spectrum analyzer readings for commissioning levels Connect a spectrum analyzer to the 20 dB output test point Read the pilot frequency le...

Страница 25: ...correct on the RF spectrum analyzer 6 Once the amplifier downstream forward is commissioned the software values can be recorded on the PSU lid label using a permanent marker pen they can also be save...

Страница 26: ...he signal generator return path sweep system to the network return path upstream alignment level and add 20 dB for the 20 dB test point so that the correct level is injected into the amplifier Use a s...

Страница 27: ...tream Their RF spectrum analyzer test meter should be connected to the test point where the return path signals can be seen from a signal generator Advise the technician at the amplifier being setup t...

Страница 28: ...ta to the 20 dB input monitoring test point Using the BLL software adjust the amplifier upstream tilt followed by the attenuation to obtain a flat sweep response at the correct leve for the upstream n...

Страница 29: ...019 AE V1 16 28 Technetix Group Limited 4 Next click on the Tools tab and then click on Save current state to file File name will be the amplifier name as in the screen shot and the date at time of sa...

Страница 30: ...line power is disconnected before starting PSU replacement 2 Installation is the reverse of removal B Place the PSU into the housing sliding the PSU assembly over the steel guide pins and secure the...

Страница 31: ...the ends of the module and apply a rocking motion whilst pulling the module at the same time until it comes out of the housing 2 To install the module place it into the downstream slot and push firml...

Страница 32: ...p the ends of the module and apply a rocking motion whilst pulling the module at the same time until it comes out of the housing 2 To install a module place it into the DBDCM slot and push firmly and...

Страница 33: ...damage to the connectors Diplex guide peg holes 3 3 Diplex filter change The following instructions apply to replacing and upgrading the diplex filters Diplex guide pegs Grip here 2 To install a dipl...

Страница 34: ...ay and use the outer guide lines as much as possible as these have a wider bending radius for thicker pig tails 4 2 Downstream connection The DBRX A 1 can receive wavelengths from 1100 until 1610nm fr...

Страница 35: ...gle laser Connect the upstream laser to the pigtail or WDM module Remove the cover from the transmitter module so that the slots are visible A test point is located on all laser boards which will alig...

Страница 36: ...s 3 Output powers Attenuators are used to attenuate the RF level for the individual ports to reach a satisfactory level to achieve the ideal OMI This can be done by using the block diagram or by using...

Страница 37: ...04 2019 AE V1 16 36 Technetix Group Limited 4 6 Upgrading a RF amplifier into an optical node When you start from an RF amplifier you can upgrade to an optical node by going through six simple steps...

Страница 38: ...g a 10 mm socket hand tighten the lid bolts in the following sequence 1 right hand bolt 2 left hand bolt 3 bottom bolt 4 top bolt Then using a torque wrench set to a torque value of 5 Nm go round agai...

Страница 39: ...1 Plug in laser board 1550nm 3 dBm analog DBLB cxx 3D 1 Plug in laser board CWDM wavelength selection 3 dBm analog DBLB CB 1 Combining board for hybrid RF Node configuration which combines upstream o...

Страница 40: ...s and specifications are subject to change without notice Technetix the Technetix logo Ingress Safe and Modem Safe logos and certain other marks and logos are trademarks and registered trademarks of T...

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