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7

 Checking Device Running

Indicators on the MA5833 and Indicator Descriptions

NOTE

After commissioning the MA5833, check indicators on the MA5833 to determine whether the MA5833
is properly working.

MA5833-BS60
Hardware Commissioning Guide

7 Checking Device Running

Issue 01 (2018-12-12)

Copyright © Huawei Technologies Co., Ltd.

30

Содержание MA5833-BS60

Страница 1: ...MA5833 BS60 Hardware Commissioning Guide Issue 01 Date 2018 12 12 HUAWEI TECHNOLOGIES CO LTD ...

Страница 2: ...s 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 without warranties guarantees or representations of any kind either express or implied The information in this document is subject to change without notice Every effort has been made in the preparation of th...

Страница 3: ... Signal Level 13 6 Configuring Intelligent RF Adjustment 16 6 1 Configuring Manual Intelligent RF Adjustment MA5833 BS60 16 6 2 Configuring Automatic Intelligent RF Adjustment DOCSIS 3 1 23 6 3 Configuration Example Automatic Adjustment DOCSIS 3 1 24 6 4 Configuration Example Manual Adjustment MA5833 BS60 26 7 Checking Device Running 30 MA5833 BS60 Hardware Commissioning Guide Contents Issue 01 20...

Страница 4: ...ritical value the MA5833 can be functional for a short period of time To ensure that the MA5833 is functional for a long period of time adjust the receive optical power Step 1 Set the wavelength of an optical power meter to 1490 nm and use it to measure the output power on optical fibers Step 2 If the test result exceeds the preceding range use an optical attenuator on the OLT side to decrease the...

Страница 5: ...odules of different types used in the same upstream direction Specifications of the actual optical module prevail l If the test result exceeds the upper limit of the Rx optical power optical attenuator can be added on the ONU side to reduce the input optical power of the MA5833 End MA5833 BS60 Hardware Commissioning Guide 1 Checking Upstream Optical Port Optical Power Issue 01 2018 12 12 Copyright...

Страница 6: ...ultimeter for the DC voltage test Connect the black probe of the multimeter to the screw on the front panel and connect the red probe to the optical power test point of the optical receiver to measure the DC voltage Obtain the optical power from the following table based on the measured voltage MA5833 BS60 Hardware Commissioning Guide 2 Commissioning the Optical Power of the Optical Receiver Issue...

Страница 7: ... of the optical transmitter and whether the physical connection between the optical transmitter and optical receiver is functional Table 2 1 Input Optical Power dBm V DC or mW Recommended or Not Yes No 3 2 No 2 1 58 No 1 1 26 No 0 1 Yes 1 0 79 Yes 2 0 63 Yes 3 0 5 Yes 4 0 4 Yes 5 0 32 Yes 6 0 25 Yes 7 0 2 No 8 0 16 No End MA5833 BS60 Hardware Commissioning Guide 2 Commissioning the Optical Power o...

Страница 8: ... the DC voltage test Connect the black probe of the multimeter to the screw on the front panel and connect the red probe to the optical power test point of the optical transmitter to measure the DC voltage Obtain the optical power from the following table based on the measured voltage MA5833 BS60 Hardware Commissioning Guide 3 Commissioning the Output Optical Power of the Optical Transmitter Issue...

Страница 9: ...ower is out of this range replace the optical transmitter Output Optical Power dBm V DC or mW 4 2 51 3 2 2 1 58 End MA5833 BS60 Hardware Commissioning Guide 3 Commissioning the Output Optical Power of the Optical Transmitter Issue 01 2018 12 12 Copyright Huawei Technologies Co Ltd 6 ...

Страница 10: ... JUMPER SPL TAP 8 TAP 12 You can run the display cable rf power downstream command to query the type of a pluggable component remotely The MA5833 provides 4 RF output ports which are logically divided into 2 groups RF OUT0 and RF OUT1 are in group 0 and RF OUT2 and RF OUT3 are in group 1 Figure 4 1shows the appearance of JUMPER SPL TAP 8 TAP 12 MA5833 BS60 Hardware Commissioning Guide 4 Configurin...

Страница 11: ...lt RF OUT3 After pluggable components JUMPER SPL TAP 8 TAP 12 are inserted the insertion loss parameters of primary and secondary paths are as follows Component Type Insertion Loss on the Primary Path Default Insertion Loss on the Secondary Path Default Difference Between the Primary and Secondary Paths JUMPER 0 5 dB N A N A SPL 4 dB 4 dB 0 dB TAP 8 2 dB 8 dB 6 dB TAP 12 1 5 dB 12 dB 10 5 dB MA583...

Страница 12: ...vel Difference Between Group 0 and Group 1 J1 J2 J3 0 3 dB SPL SPL SPL 4 8 dB TAP 8 SPL SPL 9 12 dB TAP 12 SPL SPL NOTE The level of Group 1 is higher than that of Group 0 l If 2 RF output ports are required and the output levels are high configure J2 J3 as JUMPER The output ports are RF OUT3 and RF OUT1 After this configuration the maximum level is 3 5 dB higher than that of 4 output ports The re...

Страница 13: ...5833 to the same as that of fiber nodes or amplifiers on the live network iii On the MA5833 configure J2 J3 as 2 SPLs to obtain 4 RF output ports or configure J2 J3 as 2 JUMPERs to obtain 2 high level RF output ports iv Remotely adjust the values of EQ2 and ATT3 and set the levels of RF output ports to the planned target value b Replacing the MA5633 with the MA5833 MA5833 BS60 Hardware Commissioni...

Страница 14: ...P 8 TAP 12 n The procedure is as follows 1 Obtain the MA5633 configuration in advance You can run a command to query the actual value of ATT3 ATT4 2 The value difference between ATT3 and ATT4 can be used to calculate the level difference between group 0 and group 1 3 Configure J1 on the MA5833 based on the level difference For details see the configuration suggestions of J1 Note The MA5633 is inst...

Страница 15: ...s of EQ2 and ATT3 on the MA5833 and set the RF port levels to the planned target value MA5833 BS60 Hardware Commissioning Guide 4 Configuring the Output of the RF Ports Issue 01 2018 12 12 Copyright Huawei Technologies Co Ltd 12 ...

Страница 16: ...nd equalizer of the combiner can be configured directly NOTE l One of these two adjustment modes can be used in actual configurations l It is recommended that you use the manual adjustment mode Only manual adjustment is supported in the upstream direction You can directly set the attenuation and equalization values in the upstream direction of the frequency mixer For details about Configuring Inte...

Страница 17: ...o the Tx input 4 TX1 TP Tests levels of input signals of TX1 2 FWD TP 0 Tests levels of combined DOCSIS downstream and CATV signals in RF0 and RF1 channels l 20 0 75 dB using jumper l 16 5 0 75 dB using splitter by default NOTE The value is the attenuation value of the test point relative to the RF OUT port 3 FWD TP 1 Tests levels of combined DOCSIS downstream and CATV signals in RF2 and RF3 chann...

Страница 18: ...t relative to the RF OUT port REV TP 1 Tests levels of upstream signals in RF2 and RF3 channels 8 12V TP 12V DC amplifier power supply test point 9 34V TP 34V DC amplifier power supply test point 10 60V TP 60 V input power test point MA5833 BS60 Hardware Commissioning Guide 5 Adjusting the Signal Level Issue 01 2018 12 12 Copyright Huawei Technologies Co Ltd 15 ...

Страница 19: ... Intelligent RF Adjustment MA5833 BS60 6 2 Configuring Automatic Intelligent RF Adjustment DOCSIS 3 1 This topic describes how to configure automatic intelligent radio frequency RF adjustment on the command line interface CLI to provide expected output signal transmit power for the device based on the configuration and automatically adjust the equalization and attenuation values This topic is appl...

Страница 20: ...he functional modules required for intelligent RF adjustment Figure 6 1 Functional modules Table 6 1 describes the functional modules Table 6 1 Functions of the modules Module Function Description ATT1 Indicates the adjustable attenuator of downstream DOCSIS signals ATT2 Indicates the adjustable attenuator of downstream CATV signals MA5833 BS60 Hardware Commissioning Guide 6 Configuring Intelligen...

Страница 21: ...lculation Methods In manual adjustment the attenuator and equalizer of the combiner can be configured directly In the Downstream Direction In manual adjustment configure ATT1 ATT3 and EQ1 EQ2 based on the network planning to make the Tx power of the RF OUT port meet the requirement Formulas of calculating the attenuation Output level on an RF OUT port 1218 MHz Output power of a single CMC channel ...

Страница 22: ...int to the AMP1 input point ATT3 0 EQ2 0 6 dB Gain from the AMP1 output point to the RF OUT point 11 5 dB NOTE This is the gain when a splitter is configured for the combiner When a jumper is configured the gain is 3 5 dB higher Gain of AMP3 19 dB Gain of AMP2 32 dB Gain of AMP1 23 dB ATT1 ATT2 ATT3 calculation 1 Calculate ATT1 ATT3 using formula a 2 Calculate ATT2 ATT3 using formula b 3 ATT1 AMP2...

Страница 23: ...e RF OUT port based on the output level on an RF OUT port 1218 MHz For example calculate the level Lchx of the channel whose center frequency is x MHz as follows Lchx EQ1 EQ2 Highest frequency Lowest frequency x x Lowest frequency Output level on an RF OUT port 1218 MHz EQ1 EQ2 2 Level Lamp1_chx of the channel whose center frequency is x MHz on the AMP1 output point Lchx Gain from the AMP1 output ...

Страница 24: ...tion l ATT4 or ATT5 Input power of the RF port Rx power of the DOCSIS module Gain from the RF port to US l ATT6 or ATT7 ATT4 or ATT5 Optimum input power of the RF port on a single channel Tx optimum receive power on a single channel Gain from the RF port to Tx NOTE l Input power of the RF port l If a reverse amplifier is installed on a line Input power of the RF port Output value of the reverse am...

Страница 25: ...e Tx module are gain when a splitter is configured for the combiner When a jumper is configured the gain is 3 5 dB higher l The attenuation adjustment range is 0 20 dB The adjustment step is 0 5 dB Therefore the attenuation can be set only to an integer multiple of 0 5 Configuring manual adjustment of the upstream output power MA5833 BS60 Hardware Commissioning Guide 6 Configuring Intelligent RF A...

Страница 26: ...f Tx power determines the Tx power difference of DOCSIS 3 1 and DOCSIS 3 0 channels l The CMC supports output power of the RF OUT port l The CMC supports configuration of the power difference between digital CATV signals and DOCSIS 3 0 signals NOTE The CMC does not support configuration of the power difference between analog CATV signals and digital CATV signals The power difference between analog...

Страница 27: ...Hz l Supports 32 EQAM channels U S standard spectrum range 300 500 MHz l Spectrum range for digital CATV 500 700 MHz l Spectrum range for analog CATV 700 800MHz l Supports 1 downstream DOCSIS 3 1 OFDM channel frequency band 192 MHz spectrum range 800 992 MHz NOTE OFDM signals are equalized to signals of a 6 MHz channel There are 32 channels Therefore the system supports 96 channels DOCSIS 3 0 EQAM...

Страница 28: ... cable ofdm downstream 97 lower frequency 800000000 upper frequency 992000000 rf power 36 4 Set the downstream RF power adjustment to auto huawei config cable rf power 0 downstream adjust mode auto 5 Configure the expected Tx power of an RF port huawei config cable rf power 0 downstream group 1 max frequency 1218 type catv qam rf out power 50 rf out equalizer 18 huawei config cable rf power 0 down...

Страница 29: ...eam channels U S standard spectrum range 111 303 MHz l 32 EQAM channels U S standard spectrum range 306 500 MHz l 20 CATV analog channels spectrum range 680 800 MHz l 1 DOCSIS3 1 OFDM downstream channel spectrum range 800 992 MHz equivalent to 32 6 MHz channels l Output power of a single CMC channel 36 dBmV l Transmit level of the RF OUT port 1218 MHz 48 dBmV equalization 18 dB l Output power of d...

Страница 30: ...t to the AMP2 input point EQ1 0 13 5 dB Gain from the AMP2 output point to the AMP1 input point ATT3 0 EQ2 0 6 dB Gain from the AMP1 output point to the RF OUT point 11 5 dB NOTE This is the gain when a splitter is configured for the combiner When a jumper is configured the gain is 3 5 dB higher Gain of AMP3 19 dB Gain of AMP2 32 dB Gain of AMP1 23 dB Calculating the Total Output Power of AMP2 Tak...

Страница 31: ... port Lch114 18 1218 85 x 114 85 48 18 Therefore Lch114 30 46 dB NOTE l 18 is the downstream equalization l 85 is the lowest frequency of the downstream frequency band l 48 is the transmit level of the RF OUT port 1218 MHz 2 Level of the AMP1 output point Lamp1_ch114 Lch 114 11 5 dB Therefore Lamp1_ch114 41 96 dB NOTE 11 5 is Gain from the AMP1 output point to the RF OUT point After the levels of ...

Страница 32: ...l Tx optimum receive power on a single channel Gain from the RF port to Tx NOTE l Gain from the RF port to the US 6 dB ATT4 or ATT5 0 l In the above formula Optimum input power of the RF port on a single channel Optimum input power of Tx link signals 10 x lg number of upstream channels ATT4 or ATT5 l Optimum receive power of the Tx module on a single channel 35 dBmV l Gain from the RF port to the ...

Страница 33: ...tor Descriptions NOTE After commissioning the MA5833 check indicators on the MA5833 to determine whether the MA5833 is properly working MA5833 BS60 Hardware Commissioning Guide 7 Checking Device Running Issue 01 2018 12 12 Copyright Huawei Technologies Co Ltd 30 ...

Страница 34: ... device board is functioning properly DOCSIS_ ACT CM status indicator Green On A CM is online Off No CM is online EQAM EQAM status indicator Green On EQAM is functional Off EQAM is faulty LINK ACT PON l LINK link status indicato r l ACT authenti cation or data status indicato r Off The uplink port does not receive optical signals or an optical fiber is disconnected from the device Green l LINK On ...

Страница 35: ...ink port is excessively high LINK GE Link status indicator Green On The uplink optical port is receiving optical signals Off The uplink port does not receive optical signals or an optical fiber is disconnected from the device ACT GE Authenticat ion or data status indicator Green Blinking on for 0 25 s and off for 0 25 s repeatedly The port is transmitting or receiving data Off No data is transmitt...

Страница 36: ...for 0 5 s and off for 0 5 s The optical receiver transmitter is registering or insert the wrong optical receiver transmitter Off The power supply of the optical receiver transmitter is abnormal or the module is not optical receiver transmitter 34V 12V Amplifier power supply indicator Green On The amplifier is powered on Off The amplifier is powered off OUTLEVE L Tx power status indicators of RF ou...

Страница 37: ...tatus Description Green Red Blinking Green on for 1 s and red on for 1 s The device is upgrading MA5833 BS60 Hardware Commissioning Guide 7 Checking Device Running Issue 01 2018 12 12 Copyright Huawei Technologies Co Ltd 34 ...

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