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6 Preparing to use the OTDR

6.1 Connectors

6.2 Cleaning and Connecting to Optical Fiber

7 Testing with the OTDR

7.1 OTDR Quick Test

7.2 Trace Processing

7.3 Unsaved Traces

7.4 Saving a Trace

7.5 Auto Naming

7.6 Opening a Saved Trace File

7.7 Trace Viewing and Analysis

7.8 Information and Function Windows

7.8.1 Switch Information and Function Windows

7.8.2 Events info reference

7.8.3 Reanalyze

7.9 Uploading a Trace to PC

7.10 Get help While Using the OTDR

8 Testing Optical Fiber in “Auto” Mode

8.1 Instruction of Auto Testing Mode

8.2 “Auto” Testing Mode

9 Test the Optical Fiber in “Manual” Mode

9.1 Common Parameters for OTDR Testing.

9.2 OTDR Test Parameters Configuration

9.3 OTDR Display and Other Configuration

9.4 “Real-time” and “Averaging” Testing Modes

9.5 Range Configuration

9.6 Pulsewidth Configuration

9.7 Averaging Time Configuration

9.8 Laser Wavelength Configuration

9.9 IOR Settings

9.10 Scatter Coefficient (Back scatter)

9.11 Non-Reflection Threshold (Splice Loss Detection Threshold) Configuration

9.12 Reflection Threshold (Reflection Detection Threshold) Configuration

9.13 End Threshold (Optical Fiber End-Face Detection Threshold) Configuration

10 Using the OTDR to Test FTTx-PON Network Optical Fiber

Spans

10.1 Using the PON-Optimized OTDR Module

10.2 Selecting the Proper Distance Range

10.3 End Threshold (Optical Fiber End Detection Threshold)

10.4 Test Parameter - Recommended Values

Table of Contents

Содержание TP-P6

Страница 1: ...TP P6 Manual Multifunctional Test Platform...

Страница 2: ...rtification Produced to ISO9001 International Quality System Standard as part of Precision Rated Optics objective of continually increasing customer satisfaction through improved process control Preci...

Страница 3: ...ot Remove PRO TP P6 Cover Operating personnel must not remove test equipment covers Component replacement and internal adjustments must be made only by qualified service personnel Any test equipment t...

Страница 4: ...end pointing at a non reflective object if available Warning The AC DC adapter should only be used indoors The PRO TP P6 should be well ventilated to avoid overheating Never use electric tools near fl...

Страница 5: ...keys are on front panel indicated by letter or icon in quotation marks e g POWER and LIGHT Options Indicated by letters in brackets e g Event and Trace Parameter Tabs and Sub Options Indicated by let...

Страница 6: ...u 3 2 Select language 3 3 Automatic Power Saving Setting 3 4 Recalibrating the Touchscreen 3 5 Serious Deviation of Touchscreen 3 6 Date and Time Settings 3 7 Other Parameters Configuration 3 8 Load D...

Страница 7: ...9 Test the Optical Fiber in Manual Mode 9 1 Common Parameters for OTDR Testing 9 2 OTDR Test Parameters Configuration 9 3 OTDR Display and Other Configuration 9 4 Real time and Averaging Testing Mode...

Страница 8: ...13 Move the Magnified Trace Window 11 14 Setting the Event Options 11 14 1 Locate and Display Events Within a Trace 11 14 2 Add an Event 11 14 3 Modifying an Event 11 14 4 Deleting an Event 11 15 Anal...

Страница 9: ...r Folders Between the PRO TP P6 and a USB Storage Device 17 2 Transferring Files or Folders Between the PRO TP P6 and a PC 17 3 Deleting Saved Files 87 18 Maintenance and Calibration 18 1 Cleaning Opt...

Страница 10: ...a transfer cable a power adapter a PC Analysis software installation disk and this user manual For detailed information please refer to the packing list Upon receiving your PRO TP P6 please check for...

Страница 11: ...curate adjustment knob AKA Jog Shuttle and an intuitive Graphical User Interface GUI The TP P6 is compatible with Windows CE and has a large built in memory which allows for the storage of test data m...

Страница 12: ...s to avoid miss operation Top View 1 4 Product Appearance LCD Touchscreen Laser Indicator 3 Way Adjustment Knob AKA Jog Shuttle Start Stop Direction Keys Enter Return Help Backlight Power On Off Charg...

Страница 13: ...lp of current interface Move down or extended function to be defined please refer Help of current interface Move left or extended function to be defined please refer Help of current interface Move rig...

Страница 14: ...application Left double click Left key draw frame Right click Turning Knob Up OTDR quick operation Rotate left Move Marker left precisely Rotate right Move Marker right precisely Down Toggle between M...

Страница 15: ...erial Port For system adjustment Not open to user Audio Output Headphone or audio output Audio Input Microphone input RJ45 Port 10 100Mbps Ethernet port USB Slave Connection to PC for data transfer US...

Страница 16: ...he retina which may result in permanent eye damage Caution Laser Radiation To avoid serious eye injury never look directly into the optical outputs of fiber optic network equipment test equipment patc...

Страница 17: ...ower supply the following situations may cause the PRO TP P6 to automatically power off or malfunction The battery power indicator displayed on LCD screen will turn red Low battery when the battery po...

Страница 18: ...e PRO TP P6 is charged by AC DC power adapter the indicator on the front panel will turn red It will turn green when charging is complete When the PRO TP P6 is powered on and being charged the LCD wil...

Страница 19: ...and Exit Power Saving Mode When the power is on the user can set the PRO TP P6 to Power Saving mode and return to normal status In Power Saving mode the LCD backlight will turn off Two ways to enter P...

Страница 20: ...ck the button to start the OTDR application Launch Multifunctional Module or Optical Connector Inspector module applications 1 Select the Modules tab then Multifunctional Module or Optical Connector I...

Страница 21: ...e to the USB port The USB port is on the top of PRO TP P6 Note You do not need to power down the PRO TP P6 before connecting the keyboard and mouse The platform will automatically recognize the keyboa...

Страница 22: ...erface 6 In the printer list choose your printer Select LPT1 in the port list 7 Select OK to finish the printer configuration Note The PRO TP P6 only supports a USB printer with PCL language Approved...

Страница 23: ...tup Menu In the Setup menu the user can customize many settings including the interface style language Power Saving mode system settings touchscreen calibration etc Enter Setup Menu After powering on...

Страница 24: ...the desired language At the time of this printing English and Chinese are the only two languages offered 3 3 Automatic Power Saving Setting For prolonged testing sessions it is suggested that you use...

Страница 25: ...setup click the touchscreen with the stylus to complete the new setting Note The touchscreen can be calibrated as many times as required to achieve accuracy 3 5 Serious Deviation of the Touchscreen W...

Страница 26: ...eyond the scope of this manual Please refer to your Windows CE information for further instructions Note It is always suggested that you maintain the factory set default system settings unless it is a...

Страница 27: ...rty connectors or even by the other end or end face of the fiber span The reflection is used to locate any discontinuous points along optical fiber The magnitude of reflection strength depends upon th...

Страница 28: ...the LCD and illustrate any event that prevents the trace from continuing in a straight line Events can be classified as either reflection events and non reflection events 4 3 1 1 Reflection Events Whe...

Страница 29: ...time needed for scattered light to be received by the OTDR The event distance is then calculated Through inspection of scattered signals properties of optical fiber connectors and tie ins can be ident...

Страница 30: ...ive and that there is no laser light in the fiber before testing with the OTDR Failure to do so may result in an imprecise test trace or even permanent damage to the OTDR 5 2 Measurement Mode of the O...

Страница 31: ...2 3 In Service Mode and Normal Mode In Service Mode Measures live fiber using 1625nm to test This mode does not affect the normal operational wavelength in the fiber under test Normal Mode Uses wavel...

Страница 32: ...has been connected and automatically enables the appropriate software to become accessible through the GUI In the main menu select OTDR Module then click the button to enter the OTDR user interface S...

Страница 33: ...o be using at that moment 5 5 Trace Processing The OTDR Trace Manager software included with the TP P6 is for trace review and analysis on a Windows based PC following trace acquisition You can transm...

Страница 34: ...ing After cleaning the connectors verify that the correct connectors are being used Connect the fiber to be tested to the OTDR port Note Improperly connected fiber can cause many problems including hi...

Страница 35: ...ion gathered up to that point After a trace analysis is complete or manually stopped by the user the system will perform automatic trace analysis The analysis usually takes about 5 seconds or less aft...

Страница 36: ...formation Procedure 1 Click the button on the lower right corner of the main interface and the Save File dialog window will pop up 2 File Format The user can choose a file format such as sor or jpg 3...

Страница 37: ...isplay up to four traces Note The user can enable or disable Multiple Trace Display mode in the OTDR setup by checking or unchecking the Multiple Trace option in the Display dialog The user can open a...

Страница 38: ...rker with the stylus or mouse Note When holding and moving the Marker with stylus please apply adequate force or the operation may not be successful As with anything using the touchscreen and stylus q...

Страница 39: ...lts Note Reanalyzing a trace may cause certain previously detected events to be deleted The ability of the TP P6 to detect events depends largely upon the threshold setting at the time the trace is in...

Страница 40: ...displayed Caution Except for the fiber under test do not connect any optical fiber which sends any additional optical signal to the OTDR port Any external signal over 30dBm will not only affect the OT...

Страница 41: ...eter Definition IOR IOR of optical fiber which affects the transmission speed of a laser Need to set separately accord to operational wavelength relatively Scatter Coefficient Also known as back scatt...

Страница 42: ...appear onscreen and the overall size of the trace onscreen will be smaller to allow for the extra window If this feature is not selected the toolbar will not appear increasing the trace size onscreen...

Страница 43: ...nd smaller dead zone but it affects the dynamics Conversely selecting a wider pulse width can achieve higher dynamics and can be used to test longer distances but will affect the resolution and dead z...

Страница 44: ...ct impact on the accuracy of the measurement Generally speaking the IOR parameter is a recommended value provided by the optical fiber manufacturer The value can be set to an accuracy of four decimal...

Страница 45: ...ld Configuration This threshold is the end face threshold of optical fiber If the end face threshold equals 3 0dB then the first event with insertion loss greater than 3dB will be considered as the en...

Страница 46: ...ans there will be significant attenuation resulting in innacurate automatic calculation of the span s length We therefore highly recommend manually selecting the parameters such as the distance range...

Страница 47: ...through the list of saved files 3 Click open and the file will open and be displayed onscreen Note To exit the file search simply press Cancel 4 The file name is always displayed on the upper right si...

Страница 48: ...face to close the trace file Note While in Single Trace mode selecting Open New Trace will automatically close the currently displayed trace automatically 11 4 Trace Display After a trace has been ope...

Страница 49: ...rs to achieve precise movement 11 5 Switching and Moving Markers There are several ways the user can alternate between and move Markers The user can use a combination of methods to achieve maximum eff...

Страница 50: ...el to create a new marked point After select the point continuously click the or to move the point Use the spinning hand wheel to move the marked point accurately Note When moving points associated wi...

Страница 51: ...A and B will not be maintained but will revert when it s not contained within the trace boundaries 11 9 Zoom in on a Trace In order to examine an event in greater detail from within a trace zooming in...

Страница 52: ...ratio The TP P6 will maintain the level of zoom initiated by the user even when initiating new traces until the zoom level is changed by the user 11 11 Using the Zoom Toolbar to Zoom On the right sid...

Страница 53: ...the level of magnification and position will be remembered temporarily When testing the same distance again the magnified status of the window will remain the same until changed by the user Note When...

Страница 54: ...fied trace Click anywhere outside of the magnified area of the navigation window and the trace window will move to the new location accordingly Note In the navigation window if the user clicks the gra...

Страница 55: ...th loss distance Accumulation The accumulated loss from the span starting point to the end of the span Note Accumulation is the calculation of all loss within the parameters and does not calculate the...

Страница 56: ...locate the events then zoom into specific events to analyze specific details 11 14 2 Add an Event The user can manually insert events into the event table at any time For example when there is a spli...

Страница 57: ...an event in the event table manually For example if you find a faulty splice and repair the affected area of fiber you can then choose to alter the event corresponding to that splice point which will...

Страница 58: ...s Modify after selecting an event in the events tab 2 From here the user can alter the event info replacing any existing data 3 Press Ok to save and automatically return to the main window after editi...

Страница 59: ...arting point of the span End point of the span Note Once deleted there is no way to recover deleted trace data The trace must be reanalyzed to recover the trace data which may differ slightly from the...

Страница 60: ...light levels Change the finish threshold optical fiber End Threshold It can analyze an important loss event like a break point and halt event analysis following that event Note User set thresholds app...

Страница 61: ...en initiate a new trace 2 After the analysis is complete the new results will be displayed in the event table Note If the thresholds used are too restrictive meaning that few or no events were detecte...

Страница 62: ...Toolbar The factory default is set to display the Zoom toolbar If the user desires to maximize the screen display area this toolbar can be turned off Note When the user first enters the OTDR interfac...

Страница 63: ...it the system will display km in some places When selecting ft as the lunit of measurement the system will display kft in some instances k x1 000 When selecting mi as the unit of measurement the syste...

Страница 64: ...the test parameters The content displayed on the right of the display window is as follows IOR Indicate the trace IOR also called group coefficient If modifying this parameter it will adjust the trac...

Страница 65: ...on automatically calculates the event location and displays the location in the Events list The user can manually check the event location and distance between events Loss information can also be disp...

Страница 66: ...ystem calculates in real time the loss between Markers A and B and also calculates the insertion loss at Marker A or B Insertion loss is calculated in a 5 Point method 2 Point Method A B Loss Insertio...

Страница 67: ...active Marker and the area the the right of the Marker The 2 marking points on the left and the 2 on the right both form a straight line and move the two lines close to the event center The calculated...

Страница 68: ...event 4 Move the first marking point to the beginning of the linear part of the trace before the event 5 Move the second marking point to the end of the linear part of the trace before the event 6 Mo...

Страница 69: ...points of the trace based on Marker A and B Compared to the 2 Point method the LSA method is more accurate because it is less sensitive to trace noise and more suitable for measuring splice attenuati...

Страница 70: ...easurement zoom in on the trace and place Marker A to one end of the linear part of the trace before the event 4 Move the first marking point to the beginning of the linear part of the trace before th...

Страница 71: ...Way 1 Though File Explorer A In PRO TP P6 main interface click Program tab and click File Explorer icon as shown in Fig 13 1 13 Trace File Management B Click button or press button on front panel to...

Страница 72: ...rom the PRO TP P6 main interface 2 Click the SDMMC_Disk icon and select File Properties or click and holdthe SDMMC_Disk icon select Properties from pop up menu 3 The SDMMC_Disk space utilization statu...

Страница 73: ...e Trace Info interface When a newly tested trace is saved the trace is saved with the information listed in the Trace Information section 14 1 The user can also edit the saved trace information After...

Страница 74: ...ain interface to save the trace again The updated information will be saved with the trace file Note An edited and saved trace file can be used as a template for later reference The user can also use...

Страница 75: ...nter Configuration interface 2 Click the icon in the OTDR main interface and printing dialog window will pop up 3 Choose the trace or multiple traces to be printed A To print the current file please c...

Страница 76: ...m will display the status Printing Pease wait as shown in Fig 14 5 6 After printing is complete the TP P6 will automatically return to the main interface 4 Print Option The user can customized the OTD...

Страница 77: ...in conjunction with the OTDR especially useful for its ability to make visible the problems occurring in the area close to the OTDR such as problems that exist in the Dead Zone Note The VFL is only a...

Страница 78: ...or test jumpers Always avoid looking directly into the optic output port when the instrument is operational Always replace protective dust caps on the detector port when the instrument is not being u...

Страница 79: ...Power Meter and LTS Loss Test Note Switching between different module interfaces is only possible when there are two or more modules Click the button or Press the Start Stop button on PRO TP P6 front...

Страница 80: ...day to day testing purposes Warning Always replace the protective cap on the Optical Power Testing output and ensure that the tie in is completely covering the port making it impossible for laser lig...

Страница 81: ...new settings The Measurement Record interface is shown as Fig 16 5 The name will be changed according to the user s input Click the Open icon to find and select any particular named measurement recor...

Страница 82: ...isionRatedOptics com 82 Click Save to save the records 16 4 Stabilized Laser Source of MPN Module Under SLS there are two setting interfaces General Setup and Reference Setting The General Setup inter...

Страница 83: ...r the setup click Click the button or Press the Start Stop button on PRO TP P6 front panel to start the measurement Click the button or Re Press the Start Stop button on PRO TP P6 front panel to stop...

Страница 84: ...ress the Start Stop button on the PRO TP P6 front panel to start the measurement Click the button or re press the Start Stop button on the PRO TP P6 front panel to stop the measurement Note The functi...

Страница 85: ...RO TP P6 front panel to start the measurement Click button or re press the Start Stop button on the PRO TP P6 front panel to stop the measurement Note The function icon turns red while switching on th...

Страница 86: ...justment bar To return the brightness to the factory default simply click the Reset icon on the right side of the display The user can directly copy move rename and or delete any image file or folder...

Страница 87: ...ore connecting the PRO TP P6 For more information about installation please refer to the included instructions which are provided with the software setup CD 1 If Microsoft ActiveSync software is not i...

Страница 88: ...ff when cleaning b Any operations contradictory to the instructions may result in serious laser injuries c Make sure the Laser Source is turned off when cleaning the connectors d When the PRO TP P6 is...

Страница 89: ...ns Note When you first unpack your new TP P6 the battery is not fully charged Please charge the battery before using for the first time Charging typically takes approximately four x4 hours The chargin...

Страница 90: ...h the battery dock cover Note Please Note Always turn off the TP P6 before performing a battery replacement Only authorized service personnel can change the internal clock battery 18 11 Calibration Re...

Страница 91: ...PRO TP P6 plug in the mouse and power on the PRO TP P6 again Screen display blurs Brightness is not set properly Adjust brightness Application no response Problem error Restart PRO TP P6 and run the a...

Страница 92: ...fax it to the local Customer Service Center of Precision Rated Optics Inc to ensure proper initiation of your warranty term and scope of your warranty 20 4 Returning Instruments To return instrument...

Страница 93: ...dates to this manual and additional application information If you need technical or sales support please contact your local Precision Rated Optics Customer Service Center shown below Precision Rated...

Страница 94: ...on Rated Optics Inc Corporate Office Billing Processing PO Box 877 Trexlertown PA 18087 Precision Rated Optics Inc Product Distribution Center Manufacturing Testing 9999 Hamilton Blvd Breinigsville PA...

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