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April 2018

28

Chapter 3: MEASUREMENT

Screen Description

Figure 14. 

 1 

Graphic with nodes and time (ms) of test signal.

 2 

It allows you to enter an IP address where sending the test signal.

 3 

Node: node selected.

 4 

It shows some parameters obtained from test:

„

IP address: Test IP.

„

Latency: Delay due to transport or processing.

„

Jitter: Variation of latency over time.

„

PLR (Packet Loss Rate): Percentage of lost packets over total sent

packets.

Options Menu

There are some options at the bottom of the screen:

„

 : Screenshot.

„

LOGGER: It creates a datalogger with measurement data.

„

REGISTER: It returns to the DOCSIS REGISTERING function (see

previous section).

„

VoIP: TEST IP VoIP screen opens (see next section).

Содержание CABLE RANGER

Страница 1: ...CABLERANGER FIBER COAXIAL DOCSIS ANALYZER 0 MI2125...

Страница 2: ...ND CAUTION statements may appear in this manual to avoid injury hazard or damage to this product or other property USER S MANUAL ELECTRONIC VERSION You can access instantly to any chapter by clicking...

Страница 3: ...on and Pollution Degree 1 environments When using some of the following accessories use only the specified ones to ensure safety Rechargeable battery External DC charger Car lighter charger cable Powe...

Страница 4: ...ted from the mains Cat II Portable domestic installations Cat III Fixed domestic installations Cat IV Industrial installations CAUTION The battery used can present danger of fire or chemical burn if i...

Страница 5: ...alyzer 19 3 4 1 DOCSIS DOWNSTREAM SPECTRUM ANALYZER cable FO 20 3 4 2 DOCSIS BONDING GROUP cable FO 23 3 4 3 RANGING cable 24 3 4 4 DOCSIS REGISTERING cable 25 3 4 5 IPTV cable 27 3 4 6 VoIP cable 29...

Страница 6: ...ition its intuitive menu its adjusted weight and strength makes it ideal for fieldwork The CABLE RANGER features a 7 professional grade resistive type touch screen with excellent brightness and superi...

Страница 7: ...ternal cable modem functions are Ranging Registering and IP access The External Cable Modem function connects the equipment to an external cable modem It extracts a sample of the Upstream signal displ...

Страница 8: ...time This equipment can operate on battery or connected to the mains using a DC adapter An adapter is also supplied to use with the power connector car cigarette lighter The equipment comes with the...

Страница 9: ...work you are doing When connecting the equipment to the mains the mains connected symbol appears inside the battery icon The CHARGER led indicator shows the battery status Red Battery charging Off Bat...

Страница 10: ...attery To prolong battery life the user should follow these tips In case of providing a long inactivity period of the equipment it is advisable to make every 3 months a charge discharge cycle and a su...

Страница 11: ...April 2018 6 Chapter 2 SETTING UP Figure 3 Front View 2 3 Equipment Details...

Страница 12: ...Chapter 2 SETTING UP 7 April 2018 Figure 4 Side View...

Страница 13: ...er 2 SETTING UP Figure 5 Top View Switching On 1 Press the on off button located on the side of the equipment 2 The boot screen appears After the system load the last screen before shutdown appears 2...

Страница 14: ...on to cancel power off Option 2 Press on the menu icon located at the screen upper right corner Next press on the power off icon at the bottom right corner A gray screen with a red power off icon will...

Страница 15: ...e It allows you to select time format 12 24 and set time Date It allows you to select date format ddmmaa mmddaa and set date Sound It allows you to set sound level and enable or disable beep Display P...

Страница 16: ...Copy the update file update_usb tar to the flash drive root do not unzip the file 4 Turn OFF the CABLE RANGER and insert the flahs drive into the the USB port 5 Turn ON the CABLE RANGER The update pro...

Страница 17: ...peration 1 Connect signal to the input connector Cable universal connector for F F or F BNC adapter Fiber Optics SC APC connector 2 Access home screen by pressing the HOME key 3 Select SPECTRUM ANALYZ...

Страница 18: ...ns 4 Frequency selected When pressing on it pops up a virtual numeric keypad to edit frequency 5 It shows if the selected channel is digital D or analogue A 6 Channel bandwidth power 7 Bandwidth of th...

Страница 19: ...f trace maximal minimum CTB CSO It allows you to set parameters to measure intermodulation distortion CTB CSO Composite Triple Beat Composite Second Order that has a big influence on the net quality F...

Страница 20: ...cable or fiber Press function on the left side of the screen for FIBER OPTICS or on the right side for CABLE 4 SCAN function opens 5 Press DEMOD to demodulate signal and show constellation 6 To quit p...

Страница 21: ...channel 9 Full band RF cable power In FIBER OPTICS it also shows full band of fiber optics cable 10 Arrows to change reference level 11 Span lower and higher frequency 12 Arrows to increase decrease s...

Страница 22: ...se levels will show on screen Description The TILT function is a test to measure tilt in order to equalize the line TILT is the difference in amplitudes between the minimum and maximum frequency that...

Страница 23: ...le or fiber Press function on the left side of the screen for FIBER OPTICS or on the right side for CABLE 4 TILT function opens 5 Press on the lower right corner to switch between upstream and downstr...

Страница 24: ...Menu Click on the MENU icon at the upper right corner to access the Settings menu The TILT function has these options Units It allows you to select a measurement unit for power dBuV dBmV dBm Introduct...

Страница 25: ...function opens 5 To analyze a DOCSIS BONDING GROUP select a DBG and then press on DBG 6 To perform a RANGING also called CABLEMODEM Emulation from the internal CABLE MODEM of the equipment press on RA...

Страница 26: ...cy selected When pressing on it pops up a virtual numeric keypad to edit frequency 5 DBG DOCSIS Bonding Group If channel selected belongs to a DBG it appears on this box Pressing on it deploys a list...

Страница 27: ...se options Edit channel plan It allows you to edit a channel plan and DBG refer to Edit Channel Plan chapter Units It allows you to select measurement unit for power dBuV dBmV dBm Reference Line It al...

Страница 28: ...cates carrier selected 2 Constellation Diagram Options Menu There are some options at the bottom of the screen Screenshot LOGGER It creates a datalogger with measurement data SPECTRUM It returns to th...

Страница 29: ...e and MAC address of CableModem Power at CMTS It sets minimum level power to receive from the CMTS Cable Modem Termination System Description The RANGING function also called CABLEMODEM emulation conn...

Страница 30: ...dth MOD Modulation Power Channel power to CMTS ATT Channel attenuation to CMTS Options Menu There are some options at the bottom of the screen Screenshot ESPECTRO SPECTRUM It returns to the DOCSIS DOW...

Страница 31: ...re 13 Downstream CH Channel F Frequency PWR Power MER Modulation Error Ratio MOD Modulation Upstream UC Upstream Channel F BW Frequency and bandwidth channel PWR Power ATT Channel attenuation SR Symbo...

Страница 32: ...ick on the MENU icon at the upper right corner to access the Settings menu The DOCSIS REGISTERING function has these options CM Information It shows information about software and MAC address of Cable...

Страница 33: ...d from test IP address Test IP Latency Delay due to transport or processing Jitter Variation of latency over time PLR Packet Loss Rate Percentage of lost packets over total sent packets Options Menu T...

Страница 34: ...val ms between successive requests RTPS Real Time Polling Service It enables disables RTPS service Description The VoIP function performs a comprehensive analysis of the network based on parameters de...

Страница 35: ...tions systems Can range from 1 worst to 100 best MOS Mean Opinion Score It is a numerical indication of the perceived quality of received media after compression and or transmission The MOS is express...

Страница 36: ...evious section IPTV IPTV function opens see previous section Settings Menu Click on the MENU icon at the upper right corner to access the Settings menu The VoIP function has these options PING Setting...

Страница 37: ...page URL bar enter address and press Go Keyboard It shows virtual keyboard to enter URL User Pass Password and user to enter CM administrator page 2 Browser screen Options Menu There are some options...

Страница 38: ...he peak detector to view bursts better Operation 1 Connect signal to input connector Cable universal connector for F F or F BNC adapter External CableModem universal connector for F F or F BNC adapter...

Страница 39: ...y selected When pressing on it pops up a virtual numeric keypad to edit frequency 3 Power level at selected frequency 4 Channel bandwidth 5 Full band RF cable power 6 Arrows to change reference level...

Страница 40: ...to select detector type maximum minimum Channel bandwidth It allows you to change channel bandwidth Description The TEST UPSTREAM GENERATOR function generates a test signal to check Upstream traffic T...

Страница 41: ...r Fix Frequency start Select start frequency only for Sweep mode Frequency stop Select stop frequency only for Sweep mode Frequency Select frequency only for Fix mode Power Select power level for sign...

Страница 42: ...t software and MAC address of CableModem Description The AC DC input voltage function automatically identifies the voltage type DC or AC at the input and the frequency in case of alternating voltage O...

Страница 43: ...ngs Menu Click on the MENU icon at the upper right corner to access the Settings menu The INPUT AC DC VOLTAGE function has these options Units It allows you to select measurement unit for power dBuV d...

Страница 44: ...L POWER METER function opens 5 Press HOME key to get back to the main screen Screen Description Figure 20 1 Calibration used Select wavelength for power measurement 2 O PWER Graphical bar and value of...

Страница 45: ...ENCE It allows you to save current power value as reference value Settings Menu Click on the MEN icon at the right corner to access the Settings menu The OPTICAL POWER METER function has these options...

Страница 46: ...Press on any parameter value to edit To scroll down use the scrolling bar on the right side Channel selected is in blue background color 6 Press on a parameter to edit If the parameter is a number it...

Страница 47: ...channel table are CH Channel F MHz Channel frequency MHz F MHz Offset of tuned frequency for channel MHz BW MHz Bandwidth of channel A D It indicates if channel is analogue A or digital D System It in...

Страница 48: ...DIT CHANNEL PLAN function has these options Add new channel It adds a new channel for a channel plan for standard channel plans it is not allowed Remove channel It removes selected channel New channel...

Страница 49: ...DBG to edit Add channel to DBG Press on arrows or on the box to select one channel and then press on ADD to add to DBG Remove channel to DBG Press on arrows or on the box to select one channel and the...

Страница 50: ...Chapter 4 TOOLS 45 April 2018 Create a Channel Plan from an existing one Figure 23...

Страница 51: ...create a new one 2 Press on box Name to give a name to the new channel plan 3 Press OK to create a new channel plan or Cancel to exit 4 At the next screen press on Add Channel Remove Channel to edit c...

Страница 52: ...Chapter 4 TOOLS 47 April 2018 Create automatically a channel plan from HFC network Figure 25...

Страница 53: ...e HFC network 2 Press on box Model to select a channel plan as a model to create a new one 3 Press on Start measuring 4 When finish press on Name box to edit the channel plan name Press on Save channe...

Страница 54: ...most important measurements technicians need to assess digital QAM channel quality Constellation diagram is a simple and graphical way to identify signal impairments which impact MER and ultimately B...

Страница 55: ...requency and tune it 2 Press on DEMOD option Screen Description Figure 28 1 Demodulated Signal Data MER for tuned channel pre BER BER before correction post BER BER after correction Transmission stand...

Страница 56: ...side the screen together with the spectrum analyzer graphic The HUM is buzz at low frequency modulation that affects video analogue carriers producing a distinctive hum The HUM value up to 2 is consid...

Страница 57: ...ier Audio c LVL Level of audio carrier V A Video Audio ratio C N Carrier Noise ratio HUM Audio carrier CTB CSO Intermodulation product measurement Audio OFF ON It enables disables audio and to set aud...

Страница 58: ...option 3 To access the photo gallery with all the screenshots from home screen press on icon at the lower left corner 4 Inside Photo Gallery screenshots are classified by function 5 Press on the corre...

Страница 59: ...ER and MER for all channels in a specific channel band Operation Figure 31 1 To start datalogger press on DATALOGGER at the left lower corner inside the tool You can also press on Test Go at the home...

Страница 60: ...atalogger to see data 8 To remove a folder with dataloggers or a single datalogger press on the menu option and then on Remove It shows a window where to select a folder or datalogger to remove Select...

Страница 61: ...range 50 dBmV to 60 dBmV Screen range 50 dB Max Input level 70 dBmV Resolution 0 1 dB Accuracy 2 dB Input impedance 75 Ohms Units dBmV dBuV dBm Parameter Value Additional Data Level 50 dBmV to 60 dBm...

Страница 62: ...over audio carrier 1 15 1 accuracy CTB CSO 60 dB dynamic range In channel with removed carrier or out of channel selecting a not used channel 3 dB accuracy Sound broadcast FM demodulation from intern...

Страница 63: ...ility DVB C ITUJ83 Annex B and C SR 1000 7000 ksym s MER From 24 dB to 43 dB for QAM16 32 64 128 256 and QPSK Accuracy 2 dB BER Pre BER Before RS From 10 E 2 to 10 E 10 Post BER After FEC From 10 E 2...

Страница 64: ...quencies pilots from 45 MHz to 1700 MHz Tuning resolution 10 kHz Bandwidth resolution 230 kHz Dynamic range 50 dBmV to 60 dBmV Screen range 50 dB Max Input level 70 dBmV Resolution 0 1 dB Measurements...

Страница 65: ...tep 10 KHz Bandwidth resolution 230 kHz 2 MHz Accuracy 20 ppm Sweep time 600 ms full band Parameter Value Additional Data Dynamic range 50 dBmV to 60 dBmV Screen range 50 dB Max Input level 70 dBmV Re...

Страница 66: ...m power and Frequency REGISTERING PROCESS 8 Downstream channels x 4 upstream channel table representation Full IP address BROWSER Allow internet acces IPTV VOIP test Packet transmission for PLR latten...

Страница 67: ...Tuning Range From 5 to 85 MHz or 5 to 200 MHz DOCSIS 3 1 Tuning Mode By Frequency Resolution 10 KHz Bandwidth resol 230 kHz 2 MHz Accuracy 20 ppm Parameter Value Additional Data Dynamic range 50 dBmV...

Страница 68: ...10 Hz to 200 Hz 2 accuracy Parameter Value Additional Data Units dBmV dBuV dBm 5 8 Optical Measurement Parameter Value Additional Data Optical Band 1100 nm 1700 nm Connector SC APC Dynamic range 50dB...

Страница 69: ...r Display Yes Parameter Value Additional Data Dimensions 290 x 185 x 65 Weight 1 6 kg Parameter Value Additional Data Internal battery 7 2 V 6 6 Ah Li Ion Battery Operation Time 2 5 hours in continous...

Страница 70: ...ons are set in these environmental operating conditions Operation outside these specifications are also possible Please check with us if you have specific requirements Parameter Value Additional Data...

Страница 71: ...ater than 35 cm with a viewing angle of 90 between the eye and the screen should not be considered manufacturing defects either It is advisable a viewing angle of 15 in the 6 00 o clock direction in o...

Страница 72: ...fore cleaning the case The case must be cleaned with a solution of neutral soap and water using a soft cloth dampened with this solution Before use the equipment has to be completely dry Never clean w...

Страница 73: ...S L Francesc Moragas 71 75 08907 L HOSPITALET DE LLOBREGAT Barcelona SPAIN Tel 93 184 77 00 Tel Internacional 34 93 184 77 02 Fax 93 338 11 26 Fax Internacional 34 93 338 11 26 http www promax es e ma...

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