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        TURBOTEST 500B User's Guide
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1.                                              Test Port       Figure 5 4  Link Test Setup        37    TURBOTEST 500B User   s Guide       Reviewing Saved ORL Test Results  Refer to Figure 5 5 for a related illustration     Prior to reviewing saved tests  select the  ORL TEST MODE   and then  OPEN  the file to be viewed   refer to sections titled    Selecting Test Mode     page 7 and    Opening Files     page 15      Press the  MENU  key to display the  ORL MAIN MENU  screen   The  REVIEW RESULTS  option is highlighted by default   Press the  SELECT  soft key to access the  ORL RESULTS  screen  refer to Figure 5 5    Using either  UP  or  DOWN  arrow key highlight the desired test  fiber  number     1    a Aa Co PY    e You may press the  MORE  soft key to scroll through saved test results     Press the  HEADER  soft key to change a header display as follows     e  AUTO RETEST     e  TEST WAVELENGTH S      e  DATE and TIME   e  FILE NAME     Highlight bar   indicates  the selected test  fiber    Use arrow keys to move  the highlight bar     Test  fiber  numbers              1  MORE TEST HEADER    Press to scroll through saved  test results     Press to start  AUTO RETEST           AUTO RETEST  3 XX YY  2 XX NY  XX              ORL RESULTS A          Header   displays labels as  follows   AUTO RETEST     TEST WAVELENGTH     DATE TIME  of the selected  test  or  FILENAME       4       Test results     Press to change a header  display  Also  this soft key  will toggle middle sof
2.              27  Step Il  Mandrel Wrap Referencing   setting the lower ORL limit                    27  Performing a TURBO      amp         rnt tct desastres        29  Reviewing Saved TURBO Test Results                         ssseene 31  ORL Mode   Measuring Optical Return Loss  Screens  and MENUS   s casto tt Gnd rece ete rore                           32  Setting REIR COS                                                eR 33  ORL   Return LOSS REGENCE          ree tete tereti 34  Step    14 6 dB Referencing   setting the upper ORL limit                              34  Step Il  Mandrel Wrap Referencing   setting the lower ORL limit                    35  Performing a Connector                                                     36  Performing LINK                eret tete              37  Reviewing Saved ORL Test Results                        sse 38  A   t                  m 39    OLTS Mode   Measuring Insertion Loss                          MEMS         40  Setting                           nteger e Heb dee a ede dun 41  OLTS   Insertion Loss Reference                     sse 42  SELF s  e eo            E E    42  MUTUAL                     43  Performing a Link                           44  Reviewing Saved OLTS Test Results                         sse 46  Testing with the TURBOTEST 500B  OPM  and OLS  Power Meter Reference Setup                   ssssssssseennmnnnnnes 48  TURBOTEST 500B Referenta Setup    tette tert dr terrd rte ts 49  Performing                        
3.            Limits Set OLTS and ORL PASS FAIL limits       Unit Main or Remote    Files per each test mode    of available memory    References Set references for the current test mode    Talk Set Talk option setup  if installed     Test Mode Activate the desired test mode           Battery Percent Displays battery capacity    or AC if plugged in       Version Displays firmware version       Figure 3 1  Main Menu Configuration        Section 3       Selecting Test Mode    The TURBOTEST 500B offers five operating modes to perform the following fiber optic  measurements      TURBO  mode   both optical return loss and optical loss measurements   Two TURBOTEST 500B units are required to operate in this mode  When the  TURBO  mode is  enabled one TURBOTEST 500B unit auto links to second TURBOTEST 500B unit      OLTS  mode   optical loss measurements   Two TURBOTEST 500B units are required to operate in this mode  When the  OLTS  mode is  enabled one TURBOTEST 500B unit auto links to second TURBOTEST 500B unit      REMOTE  mode   forces the TURBOTEST 500B unit into the  Smart Remote  mode    OPM  mode   performs optical power measurements      ORL  mode   performs optical return loss measurements     To Select a Test Mode    1    on A Cc N    From the  MAIN MENU  screen  use either  UP  or  DOWN  arrow key to highlight the  TEST MODE   option     Press the  SELECT  soft key to display a list of available test modes   Use either  UP  or  DOWN  arrow key to highlight the desired test 
4.         45                OPM Port          Figure 6 2  Self Referencing     Note  lf the display reads   NOT VERIFIED   clean all  fiber optic connectors again  and check for excessive fiber  bends  be sure laser output  is properly set  Perform the  required procedures over        42    Section 6       MUTUAL Referencing  Refer to Figure 6 3 for a related illustration     1 On entry to the  OLTS REFERENCE  screen  the  INSERTION LOSS  screen is highlighted by default   Press the  SELECT  soft key to access the  INSERTION LOSS REFERENCE  sub screen     Using either  UP  or  DOWN  arrow key highlight the  MUTUAL  option    Press the  SELECT  soft key to access the  CONNECT TEST PORT TO UNIT Z  screen   Attach the APC connector on one reference cable to the Test Port  unit A   MAIN    Attach the APC connector on another reference cable to the Test Port  unit Z   REMOTE    Mate free ends  UPC connectors  of test cables using the appropriate adapter     N    nO FP CO N    Press the  A  to select the desired wavelength to be referenced  refer to Section titled    Selecting  Test Wavelength     page 23      8 When the desired wavelengths are selected  press the  Back  key to return to the  CONNECT TEST  PORT TO UNIT Z  screen     9 From the  CONNECT TEST PORT TO UNIT Z  screen  press the  START  soft key on the MAIN unit  to begin referencing  If prompted to confirm re referencing  choose  YES      10 When both units display  READY   press the  START  soft key on the MAIN unit    
5.         Allows connection to a PC for file  transfer     LOLOL       T    A  est Port    ser Active             Optical Test port  Optical port for return loss testing   loss testing  and for generating a    a gt  a e        270 Hz  1 kHz  2 kHz  tone  Use the  provided APC UPC reference cable  for connections     Test                A           V    TURBOTEST 500B  Optical Loss Test Set      NOYES      Used for connecting the head set to the  TURBOTEST 500B for communication  between test sets            Power port      DC power input  18 V  2 2 A maximum    This is the interface for the AC power  adapter     AC Charger indicator   When  ON   indicates that an AC  adapter is connected to the TURBOTEST  500B  The red light indicates that the  rechargeable battery is charging  The  green light indicates that the battery is  fully charged              Figure 2 1  TURBOTEST 500B Ports        Section 2       Front Panel Features     Talk Active  indicator  When  ON   indicates that Talk laser is  active     Soft keys  The label shown on the display above  the key indicates the current function  assigned to the key  Press the soft key  to activate the command      Back  key  Press to return to the previous screen   Press and hold to return to the top level  test screen      Menu  key  Press to access the  MAIN MENU  screen  for the current test mode      Power  key  Press and hold to turn the instrument    on or off       Backlight  key  Press to turn the display backlight  ON   o
6.        TURBOTEST 500B User   s Guide       Feature Overview    High speed transmission systems employ laser sources with narrow bandwidths  which are sensitive to  back reflections caused by components  splices  and connectors  If too much light is reflected back to  the laser transmitter  the modulation characteristics and spectrum of the laser may change  This change  will degrade the systems performance  For efficient operation of the laser transmitter  it is necessary  to test for optical return loss caused by back reflections     Note  Most manufacturers of fiber optic transmission systems specify the maximum allowable return  loss for error free operation     The TURBOTEST 500B offers the latest technology in a single fiber bi directional loss and return loss  testing that provides the exchange of loss data and references between units  The instrument performs  three fiber optic measurements  Optical Power  OPM   Optical Return Loss  ORL   and Optical Loss   OLTS  measurements  In automatic TURBO mode  the instrument performs both Optical Return Loss   ORL  and Optical Loss  OLTS  measurements     The TURBOTEST 500B can store up to 920 records in any combination of its four operating modes and  if any configuration other than TRIPLE wavelength is selected  If the configuration is TRIPLE wavelength   the TURBOTEST 500B can store up to 460 records  Stored test results can be transferred to a PC for  a complete report generation  For a complete description of the PC execut
7.        WRAP VERIFIED       22    Section 4       Two TURBOTEST 500B units are required to perform bi directional insertion loss and return loss tests  on a single fiber  One unit must be operating in the  TURBO  mode while another   in the  REMOTE   test mode  When the  TURBO  test mode is selected  the LCD display on the MAIN unit shows the   TURBO  indicator in the upper left part of the screen and the selected wavelength  s  in the upper right  part of the screen  The LCD display on the REMOTE unit shows the  REMOTE  indicator in the upper  left part of the screen           TURBO TRIPLE nm REMOTE  READY READY    FIBER         START          Selecting a Test Wavelength    The following procedure is common for all  TURBO  and  OLTS  mode test screens or sub screen where  the wavelengths selection option is available  To select a wavelength  perform the following steps     1 Press the  A  to access the  TEST WAVES  screen  The display will read as follows           TEST WAVES  A to Z direction of test    7 ZEN Z to A direction of test    1 indicates that 1310nm     1310  X   direction A to Z is deselected  X  1550  X       Available wavelengths    X   indicates that 1625nm      X  1625 08    XI indicates the highlighted  direction A to Z is selected A Z SELECT wavelength    Press either  UP  or  DOWN  arrow key to highlight the desired wavelength   Press the  A Z     Z A   soft key to select the direction of test   Press the  SELECT  soft key to select or deselect the test wa
8.     1 Remove the protective rubber boot from a unit    2 Remove the battery compartment cover located on the back of the unit   3 Replace the battery observing proper polarity    4 Replace the cover and rubber boot     Battery Recharging    When a low battery label    BAT  is displayed on the test screen  the battery requires charging  The  instrument will operate for approximately 1 hour  minimum  after the  BAT  label is displayed     REFERENCE IS OVER 1 DAY OLD  SET REFERENCE IS RECOMMENDED    BAT Low Battery Label    LATER       A battery can be recharged to full capacity in about three hours  To fully recharge the battery   1 Connect the AC power adapter charger to the Power Port   2 The battery will charge whether the TURBOTEST 500B is powered  ON  or  OFF      Battery Indicator Lights    The two color LED on the side of the TURBOTEST 500B shows the power condition of the internal  battery when the unit is plugged into the AC adapter charger  The green light indicates that the battery  is fully charged  The red light indicates that the battery is charging via the AC adapter charger  refer  to Figure 2 1  page 4      Note  To reduce noise  the AC adapter charger will shut down during TURBO or OLTS tests   The  AC charger  indicator will turn red  Once the test is complete  the indicator will turn back green        62    Section 10       Cleaning Optical Ports    The Voice  Test  and OPM Ports must be kept free from dirt or other contaminates to ensure accurate  measureme
9.    To  Test  screen    TRIPLE nm    READY       FIBER   X           CABLEO1  START       TURBO REFERENCE             To  REFERENCE                TURBO REFERENCE  INSERTION LOSS  14 6 dB REF   WRAP MANDREL  SELECT          SELF  MUTUAL       To  Wavelength  screen                                To  INS  LOSS  screen                            SELECT To  14 6 dB REF  screen  TEST WAVES  A Z Z A i   X  1310  X        SELF  screen     To  MUTUAL  screen TURBO TRIPLE nm   X  1550  X  Y 1310 15 2 1625 15 5 dB   X  1625  X  TURBO UAE mee REF CABLE     7 SELECT LOOP BACK TO OPM PORT    SET    X       TURBO TRIPLE nm                                                      A Z ZA    To  Wavelength  screen    To  Wavelength  screen       UNWRAP VERIFIED                      test in progress           TURBO    TURBO   TEST COMPLETE     FIBER   X  REVIEW    TRIPLE nm       Press to save results in the  next available memory location   Or use  UP  or  DOWN  arrow  key to select a specific memory  location  then press  SAVE               TURBO REVIEW  TEST RESULTS ARE DISPLAYED    EXIT RETEST       1310 710 16           VERIFYING 1310  1550  1625    REFERENCE SET       TRIPLE nm       COMMON SITE REF    CONNECT TEST PORT TO UNIT Z    X START    COMMON SITE REF  READY       REFERENCE SET    Figure 4 1  TURBO Mode Screens and Menus                 To  MANDREL  screen            TURBO  1310 15 2    TRIPLE nm  1625 15 5 dB    1550 15 4    WRAP MANDREL     SET          To  Wavelength  screen      
10.   Min  24  hours format     Unit Main or Remote                Battery Percent Displays battery capacity    or AC if plugged in       Version Displays firmware version       Figure 3 3  Other Functions Menu Configuration        18    Section 3       Power Adjustment    Use the following procedures to turn lasers  ON    OFF   or to generate a  Tone  signal  270 Hz   1 KHz   or 2 KHz  and adjust the  Continuous Wave   CW  signal  Refer to Figure 3 4 for a related illustration     Note  Every operating test mode allows you to access the  POWER ADJUSTMENT  screen and perform  the  Continuous Wave   CW  signal adjustment  but to turn lasers  ON    OFF  or to generate a  Tone   signal  270 Hz  1 KHz  2 KHz   you need to enable the  OPM  test mode     If lasers have been adjusted since last OLTS and or ORL referencing   references need to be reset after  adjustment     Turning Lasers On Off and Generating a Tone Signal    1 Enable the  OPM  test mode  then press the  MENU  key to display the  OPM MAIN MENU   screen     Use either  UP  or  DOWN  arrow key to highlight the  OTHER FUNCTIONS  option   Press the  SELECT  soft key to access the  OTHER FUNCTIONS  screen    The  POWER ADJUST  option is highlighted by default    Press the  SELECT  soft key to display the adjustment sub screen        Attach the APC connector on the reference cable to the Test Port   Attach the UPC connector on the reference cable to the OPM Port   Press the  A  soft key to select the laser to be adjusted     
11.   The voice communication feature is useful where other  types of communication are not available     Talk Setup    Use the following procedures on both TURBOTEST 500B units to setup a communication link on a  common spare fiber     1 From the  MAIN MENU  screen  use either  UP  and  DOWN  arrow key to highlight the  TALK SET   option     Press the  SELECT  soft key to enable the  TALK  mode    Attach one end of a jumper cable to the Voice Port and the other to the spare fiber   Attach the headset plug to the Headset Port  then put the headset on and adjust to fit   Press the  START  soft key to begin    The units will attempt to establish a link  Once completed  the units will ring        c A W                                                                                                Spare fiber           X jy E E dE  UPC Connector  3      Y    4  Voice Port  Test Port  TURBOTEST  500B    Figure 9 2  Talk Setup        59    TURBOTEST 500B User   s Guide       The display will read CONNECTED  OFF ANSWER    7 Press the  ANSWER  soft key     The display will read CONNECTED    VOLUME  OFF RETURN    e You may press the UP or DOWN arrow key to adjust the volume     Note  The volume control is automatically readjusted to default settings when the  TALK  mode is  turned  OFF  or the unit is powered down     8 Toallow testing during the conversation  press the  RETURN  soft key or  BACK  key  and then select  the desired test mode     The  TALK  option will still be activated and
12.   screen  use either  UP  or  DOWN  arrow key to highlight the  OTHER  FUNCTIONS  option     Press the  SELECT  soft key to access the  OTHER FUNCTIONS  screen   Use either  UP  or  DOWN  arrow key to highlight the  LIMITS  option   Press the  SELECT  soft key to display the  LIMITS  screen     Choose either  OLTS LIMITS  or  ORL LIMITS  option  then press the  SELECT  soft key to access  the  OLTS LIMITS  or  ORL LIMITS  sub screen     Press the  A  soft key to select the desired wavelength  refer to Section titled    Selecting Test  Wavelength     page 23      Press the  COARSE  FINE  soft key to toggle between the  COARSE  and  FINE  adjustment  mode        Press either  UP  or  DOWN  arrow key to increase or decrease the limit value displayed on the  screen  You may set limits within the allowable range as follows     When done  press the  SET  soft key to save settings     10 Press the  BACK  key to return to the previous screen   Note   PASS FAIL  limits must be set to  ON  in the  GENERAL SETUP  screen before use        20    Section 3       General Setup    The  GENERAL SETUP  sub screen allows you to adjust Contrast  set Time Date  and enable or disable  the  SOUND    POWER SAVE   or  LIMITS  functions     1 From the  OTHER FUNCTIONS  screen  use either  UP  or  DOWN  arrow key to highlight the   GENERAL SETUP  option     3 Press the  SELECT  soft key to access the  GENERAL SETUP  screen   4 Press the  PAGE  soft key to toggle between the  GENERAL SETUP  screen   1 a
13.   we are offering a molded cleaning tip that will trap contamination  and wick cleaning solvents from bulkhead connectors  This new cleaning tip is a molded  sintered  polymer that is both porous and pliable conforming to virtually any fiber end face polish geometry while  trapping and absorbing contaminants     CCT cleaning tips and FCC2 cleaning fluid may be combined into FCP1 fiber optic cleaning kits  Noyes  offers a complete selection of FCP1 cleaning kits for field cleaning  The FCP1 Series of kits delivers  compact  safe  easy to use  reliable cleaning for all types of fiber optic connector end faces     Visit our web at www AFLtele com go Clean for more information     For cleaning the TURBOTEST 500B OPM optical port and adapter caps  a supply of optical cleaning  wipes and IPA  Reagent Grade Isopropyl Alcohol 99  or better  and a can of filtered compressed air  may be used        TURBOTEST 500B User   s Guide       Section 2  Functional Description    TURBOTEST 500B Ports          Removable Cleaning port  Provides access to the internal ferrule  for safe and easy cleaning                       Adapter cap   The OPM port must be equipped with an adapter cap   Caps for different connector styles are available from  Noyes     OPM optical input    Adapter Cap mount    Accepts Noyes thread on adapter  caps     Headphone Input       Voice port  Allows connection to another  TURBOTEST 500B or a compatible  talk set     Voice    Talk Active Li    Serial Transfer Cable input 
14.  11 When the MAIN unit displays  REFERENCE SET   press the  BACK  key several times to return to  the  OLTS  test screen     UPC Connector Adapter UPC Connector                        D d         Reference Cable Reference Cable  APC Connector      z APC Connector    4     gt                                                                                                  Test Port       REMOTE    Figure 6 3  Mutual Referencing        43    TURBOTEST 500B User   s Guide       Performing a Link Test    One TURBOTEST 500B unit must be operating in the  OLTS  test mode while another   in the  REMOTE   test mode  For this setup procedure the two units will be differentiated by T500B unit A MAIN and    T500B unit Z REMOTE     Refer to Figure 6 4 for a related illustration     1  2  3    Attach the APC connector on the reference cable to the Test Port           Attach the UPC connector on the reference cable to the link under test        From the  TEST  screen  press the  A  soft key on the MAIN unit to select the desired wavelength   refer to Section titled    Selecting Test Wavelength     page 23      When the desired wavelengths are selected  press the  Back  key to return to the   TEST  screen     When the  READY  label is displayed  press the  START  soft key on the MAIN unit to begin  testing     The T500B unit A MAIN attempts to establish a data link with the T500B unit Z REMOTE  Once  linked  the units exchange reference information  and then measure the following     e inser
15.  Connector UPC Connector  0                                  Y      1                 1              e                Adapter                      Test Port                0      sme Cable  Mandrel          4    Figure 5 3  Testing a Connector                                         36    Section 5       Performing a Link Test   Refer to Figure 5 4 for a related illustration    1 Attach the APC connector on the reference cable to the Test Port    2 Attach the UPC connector on the reference cable to the fiber under test at the patch panel     Note  If the link under test is less than 60 km  then the use of a Terminator is recommended  If the  link is greater than 60 km  then termination is not required     3 Once connected  the TURBOTEST 500B will automatically measure and display the return loss  measurements for the link under test     4 Press the  SAVE  soft key to store test results in the next available memory location   5 To save test results in a specific memory location  perform the following steps       Press either  UP  or  DOWN  arrow key to select a specific memory location  increase decrease  fiber        e Press the  SAVE  soft key to store test results in the selected location   Oncesaved  testresults can later be retrieved   refertosectiontitled  Reviewing Saved ORL TestResults     page 38      Patch Panel  UPC Connector   in n         2   44 p      Reference Cable                   lt t    Patch Panel  0    APC Connector Link under test          Tem           
16.  OPM 1310 nm   SET REFERENCE      UNITS SET  Reference Set             Figure 8 1  OPM Mode Screens and Menus     1310 nm    UNITS       Press the  SAVE  soft key to  save test results in the next  available memory location                            OPM 1310 nm    FIBER  X  next available location   SAVED       UNITS SAVE    Use  UP  or  DOWN  arrow key  to select a specific memory  location  then press the  SAVE   soft key                 OPM 1310 nm    FIBER  Y  selected location   SAVED       UNITS SAVE          53    TURBOTEST 500B User   s Guide       The TURBOTEST 500B may be used as a stand alone Optical Power Meter to perform diagnostic and  evaluation tests associated with fiber optic transmission systems  The TURBOTEST 500B measures both  absolute power  dBm or pW  and loss  dB   The operational wavelength and the measurement mode   dBm  dB  or uW  must correspond with the specifications of the transmitter under test     Setting References   1 From the OPM  TEST  screen  press the  MENU  key to access the  OPM MAIN          2 Using either  UP  or  DOWN  arrow key highlight the  REFERENCES  option    3 Press the  SELECT  soft key to access the  OPM REFERENCE  screen    4 Press the  SET REF  soft key to access the  OPM SET REFERENCE  sub screen    5 Press the  A  soft key to select the desired wavelength to be referenced    6    Press the  SET  soft key to save the displayed value as the new reference   The display will return to the OPM  TEST  screen     Measuring O
17.  cable to the Test Port     7 Terminate the reference cable by slowly wrapping it around the supplied mandrel until the back   reflectance reading no longer changes  In most cases 10 wraps are sufficient     Note  The TURBOTEST 500B will accept an ORL reference between 40 and 70 dB  When measuring  optical return loss  the higher the measurement value equals less reflection  For example  a fiber  link measuring 35 dB has more reflection than a link measuring 45 dB     8 While holding the wrap  press the  SET  soft key to save the reference values     9 If the display reads  NOT VERIFIED  followed by two beeps  unwrap the reference cable  clean all  fiber optic connectors again and check for fiber breaks  and then repeat steps 5   8     10 If the display reads  WRAP VERIFIED  followed by a beep  the reference is set  You may unwrap the  reference cable     Note  Do not unwrap the reference cable until after the  WRAP VERIFIED  message is displayed  followed by the beep     APC Connector                   6  gt  Y                         Test Port Mandrel             01 UPC Connector          Figure 4 4  Mandrel Wrap Referencing        28    Section 4       Performing a TURBO Test    Use the following procedures on both TURBOTEST 500B units to simultaneously perform insertion and  return loss tests on a single fiber optic link  For this setup procedure the two units will be differentiated  by T500B unit A MAIN and T500B unit Z REMOTE     Clean all fiber optic connectors and opt
18.  chargers  Battery life   w o talk active and backlight ON   22 hours  typ  with Lithium lon rechargeable pack  w o talk active and backlight OFF   32 hours  typ  with Lithium lon rechargeable pack  talk active and backlight ON 10 hours  typ  with Lithium lon rechargeable pack  talk active and backlight OFF 12 hours  typ  with Lithium lon rechargeable pack  Li lon battery pack charging temp   10 to  45  C       Note  Li lon battery pack charging time will increase by 25  at a temperature below  5  C   Important  Do not charge the Li lon battery pack at a temperature above  45  C        67    TURBOTEST 500B User   s Guide       RS 232 Pin Designations    PC Cable  DB 9 Female    Not Used  4           Data Terminal Ready  Transmitted Data   lt        Clear to Send  Received Data                 RTS   Ready to Send  DTR   Data Terminal Ready           Not Used    Ground  lt     Shield          68    Section 11       Appendix A     Return Loss of Fiber Link with Open End vs  Terminated End                                                                               Length Length 1310 nm 1310 nm 1550 nm 1550 nm  km  miles Terminated   Open Terminated   Open  1 61 1 38 1 15 9 40 9 15 6  3 22 2 35 f 17 1 38 3 16 5  4 83 3 34 5 18 4 37 0 17 5  6 44 4 33 8 19 6 36 2 18 4  8 05 5 33 3 20 8 35 6 19 3  9 65 6 33 0 22 0 35 2 20 3  11 26      32 8 23 1 34 9 21 2  12 87 8 32 6 24 2 34 7 22 1  14 48 9 32 5 25 3 34 5 23 0  16 09 10 32 4 26 3 34 4 23 9  24 14 15 32 3 30 0 34 0 27 9  32 18 20 
19.  designated by the  Talk Active  Indicator     9      make volume adjustments or to return to the  TALK  mode  press the  MENU  key  then choose   TALK SET  option  and then press the  SELECT  soft key again     10 To disconnect the communication link  press the  OFF  soft key   Note  Disabling the  TALK  feature when it is not needed will prolong the battery life        60    Section 10       Section 10  Troubleshooting and Maintenance    This section suggests how to diagnose and solve problems that you may encounter  describes the  displayed messages  explains how to clean optical ports and charge the battery  Please use the following  sequence of steps if there is a problem     1 Review the  Troubleshooting  section  page 64 and 65  for problem solving information   2 If you can t solve the problem on your own  contact Noyes for further assistance    Be sure to have the following information available before you contact Technical Support    e Product name and serial number  printed on the back of the unit     e Purchase data      Description of the problem including any error messages that were displayed   3 Callthe Technical Support Department   Phone  800 321 5298  North America    603 528 7780    A Technical Support representative will work with you to quickly determine and solve problems you may  have  It is helpful if the units are available when you call        61    TURBOTEST 500B User   s Guide       Battery Maintenance    Battery Replacement   To replace a battery
20.  eroe tcr cetera creer 51  OPM Mode                        BUTLER 53  Setting                              54  Measuring Optical                                                          54          Reviewing Saved OPM Test RESURS                                        55    AUTO RETEST                                        56  Using the TURBOTEST 500B with Optical Fiber Identifiers                                    57  Dess                     57  Section 9  Talk Option                 BATUR EE PEE ELEMENT 58  MESS EE 59  Section 10  Troubleshooting and Maintenance  Battery Maintenance          cccccccsscsccscsscsscsscsscssssscsscsscsscsscsscsscssssseasesscssesseseerees 62  Battery Replacement suce               ertet Certe             62  Battery Recharging                                                                                      enne nnne 62  Battery INGiGAtOr       terrre eterne teer      net een 62  Cleaning Optical Ports                     esses enenatis 63  Cleaning Voice and Test POTES    noscit tre te tre de 63  cleaning ORM POET    m ces temet tette ettet nente 64  TURBOTEST 500B  M6SSag88        osten terre ente rens tree ree               65  Solving Test  Print and Software Problems                        sssee 65  Section 11  Specifications  TURBOTEST 500B SpecIfIGallOri8                       67  RS 232 Pin Designations                      seen 68  Appendix A  Return Loss of Fiber Link with Open End vs  Terminated End             69  List of Figur
21.  rca 42  Figure 6 3  Mutual Referencing                       sssssseennnnnes 43  Figure 6 4  Link TeSt Setup  sitcom certe tete tens tette ertet                         44  Figure 6 5  Reviewing Saved OLTS Test Results                                                  46  Figure 7 1  OPMIReferece Setup        cometen ree oes tnt acre 48  Figure 7 2  TURBOTEST 500B Reference                                                            50  Figure  7 3  WINK Test o6ltllpsiciecetir entere teret tere ertet teres pn deese 51  Figure 8 1  OPM Mode Screens and Menus                 sss 53  Figure 8 2  The OPM Test Mode Screen                            eene 54  Figure 8 3  Reviewing Saved Test Results                     sssssssseee 55  Figure 8 4  OPM Auto                       treten testen eevee tenete tenete en 56  Figure 8 5  Fiber Identification Setup                          sse 57  Figure 9 1  Talk Mode Screens and Menus                     seenne 58  ile Uus EPA LIU 59  Figure 10 1  Cleaning Optical Ports    63  Return loss of fiber span with open end vs  terminated end                                   69          Safety Information    Important Safety Information    A    AN  AN      gt     WARNING  Use of controls or adjustments other than those specified herein may result in  hazardous radiation exposure      eser  M The TURBOTEST 500B is a CLASS   LASER PRODUCT     WARNING  Use only the specified AC adapter  Use of another type of AC adapter can damage  the instrument and 
22.  to the fiber under test  Fiber  1      8 Attach the reference cable that is connected to the Test Port to the second fiber under test  Fiber   2      9 The display will now show a loss measurement of the fiber link  Fiber  1     10 Press the  SAVE  soft key to save the measurement s  in the next available memory location    11 To save test results in a specific memory location  perform the following steps   e Press either  UP  or  DOWN  arrow key to select a specific memory location  increase decrease fiber      e Press the  SAVE  soft key to store test results in the selected location    Once saved  test results can later be retrieved  refer to the section titled    Reviewing Saved TURBO Test   Results     page 31     Do the following to the Optical Power Meter    12 At the far end  the loss of the fiber link  Fiber  2  is displayed on the OPM  Press the  STORE  key  to save the loss data in the next available memory location     Note  Swap fibers and repeat for bi directional test results     Repeat the procedures described in this section to continue testing insertion loss of additional fiber  links        52    Section 8       Section 8  OPM Mode    Screens and Menus    OPM  TEST RESULTS FOR FIBER      FILE       FIBER  X       Select wavelength Select units of measure             To access the  OPM  REFERENCE  screen  press  the  MENU  key  then select   REFERENCES   and then  press m             OPM REFERENCE    CONNECT SOURCE  TO OPM PORT    OR  SET REF               
23. 1    oN OO FPF CO N    Prior to reviewing saved tests  select the  TURBO  test mode  and then  OPEN  the file to be viewed   refer to sections titled    Selecting Test Mode     page 7 and    Opening Files     page 15      Press the  MENU  key to display the  TURBO MAIN MENU  screen    The  REVIEW RESULTS  option is highlighted by default    Press the  SELECT  soft key to access the  TURBO RESULTS  screen  refer to Figure 4 7    Using either  UP  or  DOWN  arrow key highlight the desired test  fiber  number    You may press the  MORE  soft key to scroll through saved test results    Press the  SELECT  soft key to view the highlight test     When test results are displayed  press either  UP  or  DOWN  arrow key to toggle between   LOSS    insertion loss and  ORL    return loss records     To return to the  TURBO RESULTS  screen  press either  Exit  soft key or  Back  key          Use either UP or DOWN arrow key  to highlight the desired test     TURBO RESULTS       Indicates date and time of the 18FEBO2 12 56P    selected saved test       lt      Highlight bar   Indicates the selected       Saved test  fiber  number               bs  Test wavelength   1310   1310 nm   SELECT 1490   1490 nm   1550   1550 nm   Press to display more tests E 1825   Ted D   1315   1310 1550 nm    1415   1490 1550 nm   Press to view the selected 1516   1550 1625 nm   test results TRPL   TRIPLE    Figure 4 7  Reviewing Saved Test Results        3l    TURBOTEST 500B User   s Guide       Section 5  ORL 
24. 32 2 31 6 33 9 30 9  40 23 25 32 2 32 1 33 9 32 7  48 27 30 32 2 32 2 33 9 33 4  56 32 35 32 2 32 2 33 9 33 7  64 36 40 32 2 32 2 33 9 33 8  dB  0 0  5 0 Oo 1310       Terminated End  10 0          1310       Open End  160   1550 nm  Terminated End  zn         1550 nm  Open End  25 0  30 0  690999  35 0 pus asst  40 0  46 0  0 5 10 15 20 25 30 35 40 Miles  0 8 05 16 09 24 14 32 18 40 23 48 27 56 32 64 36 km    Return loss of fiber span with open end vs  terminated end       69    TURBOTEST 500B User   s Guide          70    F AFL Telecommunications    A Fujikura Business    Thank you for choosing Noyes Test  amp  Inspection  16 Eastgate Park Road    Belmont  NH 03220 Z  D   Phone 800 321 5298 goo  C      603 528 7780  CERTIAED     Fax  603 528 2025   www AFLtele com go Noyes             Mo          NOYES 7  Test  amp  Inspection    A Division of AFLTelecommunications    
25. 7 AFL Telecommunications  A Fujikura Business    TURBOTEST 500B  Insertion Loss and Return Loss  Test Set  User   s Guide       A Division of AFLTelecommunications       AFL Telecommunications    A Fujikura Business    TURBOTEST 500B  Insertion Loss and Return Loss  Test Set  User   s Guide       A Division of AFLTelecommunications ene EAM       2002 2009  AFL Telecommunications  all rights reserved  T50B 00 1000 Revision F  2009 08 04  Specifications are subject to change without notice     Limited Warranty    One Year Limited Warranty    All Noyes products are warranted against defective material and workmanship for a period of one year  from the date of shipment to the original customer  Any product found to be defective within the warranty  period will be repaired or replaced by Noyes  In no case will Noyes liabilities exceed the original purchase  price of the product     Exclusions  The warranty on your equipment shall not apply to defects resulting from the following   e Unauthorized repair or modification    e Misuse  negligence  or accident    CE Information    of any applicable specifications including full compliance with all essential requirements    C     These instruments have been designed and tested to comply with the relevant sections  of all applicable EU Directives     Returning Equipment    To return equipment  please contact Noyes to obtain additional information and a Service Request   S R   number  To allow us to serve you more efficiently  please inclu
26. BO REFERENCE  screen from the TURBO  MAIN MENU  screen  as follows     e Press the  MENU  key  e Use either  UP  or  DOWN  arrow key to highlight the  REFERENCES  option  e Press the  SELECT  soft key to display the  TURBO REFERENCE  screen    OLTS   Insertion Loss Reference     INSERTION LOSS  referencing allows you to reference the laser output for accurate loss measurement of  a fiber link  Two methods are available for setting an insertion loss reference   SELF  or  MUTUAL      Note  The  MUTUAL  referencing is available for eliminating variations due to connector tolerance       24    Section 4       when self referencing  Either referencing method may be selected for performing an insertion loss  reference setup     SELF Referencing    Clean all fiber optic connectors and optical ports before performing test procedures described below   Refer to Figure 4 2 for a related illustration     1       c A CO N    On entry to the  TURBO REFERENCE  screen  the  INSERTION LOSS  screen is highlighted by default   Press the  SELECT  soft key to access the  INSERTION LOSS REFERENCE  sub screen     Using either  UP  or  DOWN  arrow key highlight the  SELF  option    Press the  SELECT  soft key to access the  LOOP BACK TO OPM PORT  screen   Attach the APC connector on the reference cable to the Test Port    Attach the UPC connector on the reference cable to the OPM Port     Press the  A  to select the desired wavelength to be referenced  refer to Section titled    Selecting  Test Wave
27. Default Filename                9   Setting the  START FIBER  Parameter i    iiie ctrca 10  Setting the  LOCATION  Parameter    11  Setting the  TECHNICIAN  Parameter    tiere nta 12  Setting the   JOB  Parameter                  13  Adding                                     14    Deleting Files    TURBOTEST 500B allows you to delete the selected file or all saved files at once  Perform the following  steps     1    From the  FILE MENU  screen  use either  UP  or  DOWN  arrow key to highlight the  DELETE FILE   option     Press the  SELECT  soft key to access the  DELETE FILES  screen  A list of saved files will be  displayed     Use either  UP  or  DOWN  arrow key to highlight the file to be deleted   Press the  DEL  soft key to delete the selected file        15    TURBOTEST 500B User   s Guide       5  6    7    When prompted to confirm deletion  choose  YES  or  NO      By pressing the  ALL  soft key  you may delete all saved files at once  When prompted to confirm  deletion  choose  YES  or  NO      To return to the  FILE MENU  screen  press the  BACK  key    Transferring Test Results to a PC    The TURBOTEST 500B can store internally up to 460 in any combination of its four operating modes   With the supplied Windows compatible software  stored test results can be transferred to a PC for a  complete report generation     To transfer files to a PC     1    Install the PC Software supplied with your TURBOTEST 500B     Note  For a complete description of the PC Software  
28. LECT          To  Wavelength  screen               To  INS  LOSS  screen            TEST WAVES  A Z Z A         OLTS REFERENCE                                      X  1310  X  SELF E I   X  1550  X  MUTUAL Y  Y   X  1625  X   A   7       SRET Seer  TRIPLE nm  M ZA To  SELF  screen To  MUTUAL  screen                      test in progress        OLTS TRIPLE nm COMMON SITE REF  Se LOOP BACK      OPM PORT CONNECT TEST PORT TO UNIT Z    TEST COMPLETE     FIBER  X    REVIEW       START A START                      To  Wavelength  screen To  Wavelength  screen             Press to save results in the  next available memory location   Or use  UP  or  DOWN  arrow  key to select a specific memory  location  then press  SAVE      OLTS TRIPLE nm TRIPLE nm  VERIFYING 1310  1550  1625 READY             OLTS REVIEW    TEST RESULTS ARE DISPLAYED    REFERENCE SET REFERENCE SET    EXIT RETEST       Figure 6 1  OLTS Mode Screens and Menus        40    Section 6       Two TURBOTEST 500B units are required to perform bi directional insertion loss tests on a single fiber   One unit must be operating in the  OLTS  test mode while another   in the  REMOTE  test mode  When  the  OLTS  test mode is selected  the LCD display on the MAIN unit shows the  OLTS  indicator in the  upper left part of the screen and the selected wavelength s  in the upper right part of the screen  The  LCD display on the REMOTE unit shows the  REMOTE  indicator in the upper left part of the screen           OLTS TRIPLE nm REM
29. Mode   Measuring Optical Return Loss    Screens and Menus    ORL TRIPLE nm  REFERENCE OVER 1 DAY OLD    SET REFERENCE IS RECOMMENDED  LATER NOW                       To  TEST  screen       To  REFERENCE  screen           TRIPLE      ORL REFERENCE  14 6 dB REF    WRAP MANDREL           ORL    TEST RESULTS FOR FIBER X    FIBER X    X            SAVE    SELECT                                Select wavelength Two ways to SAVE  Press  SAVE  to save test Or you may use  UP  and To  14 6 dB REF  screen     To  MANDREL  screen  results in the next available  DOWN  arrow keys to select  memory location  a specific memory location   then press  SAVE                     ORL TRIPLE nm ORL TRIPLE nm  FILE XX FILE XX      FIBER Y  next available location    FIBER      selected location   SAVED SAVED       ORL TRIPLE nm    1310 15 2 1625 15 5 dB  1550 15 4    ORL TRIPLE  1310 15 2 1625 15 5 dB  1550 15 4   WRAP MANDREL      SET    CONNECT 14 6 REF CABLE     SET    Select Wavelength  UNWRAP VERIFIED    Figure 5 1  ORL Mode Screens and Menus                       Select Wavelength    WRAP VERIFIED             32    Section 5       One TURBOTEST 500B unit is required to perform an optical return loss test  Fiber optic terminators are  recommended to remove back reflections when testing fiber link less than 60 kilometers  37 5 miles  in  length  Call Noyes for ordering information  Refer to Appendix A for a chart and graph relating to return  loss of a fiber link with open end vs  terminated en
30. OTE  READY READY      FIBER     CABLEO1  X START       Setting References    Setting references is recommended on a daily basis before testing and when changing test jumper s    If lasers have been adjusted since last referencing  references need to be reset     Clean all fiber optic connectors and optical ports before performing test procedures described below     On entry to the  OLTS  test mode  the MAIN TURBOTEST 500B unit will determine if the reference  hasn t been set for over 24 hours and prompt you to re reference     OLTS TRIPLE nm  REFERENCE IS OVER 1 DAY OLD    The display will read  SET REFERENCE I  RECOMMENDED  LATER NOW       e Pressing the  LATER  soft key allows you to omit setting references and use the old reference  values     e Pressing the  NOW  soft key allows you to access the  OLTS REFERENCES  screen and select the  desired option as follows        OLTS Reference          insertion Loss  gt    Self Referencing p  Loop Back to OPM PORT  screen                                                             gt    Mutual Referencing    Connect Test Port to Unit Z  screen         Note  You may also access the  REFERENCES  screen from the  OLTS MAIN MENU  screen  Press the   MENU  key  then choose  REFERENCES   and then press  SELECT         41    TURBOTEST 500B User   s Guide       OLTS   Insertion Loss Reference     INSERTION LOSS  referencing allows you to reference the laser output for accurate loss measurement of  a fiber link  Two methods are available f
31. Press the  OFF  ON  270  1K  2K  soft key to turn the selected laser  ON    OFF   or to generate a   Tone  signal  270 Hz  1 KHz  2 KHz      10 When all adjustments are done  press the  BACK  key to return to the OTHER FUNCTIONS  screen        cO           FP CO            APC Connector E UPC Connector                                     6      1                Test Port OPM Port          Figure 3 4  Laser Adjustment Setup        19    TURBOTEST 500B User   s Guide       Adjusting Continuous Wave   CW Signal    1            Noon A CO         Enable the  OPM  test mode  then press the  MENU  key to display the  OPM MAIN MENU   screen     Use either  UP  or  DOWN  arrow key to highlight the  OTHER FUNCTIONS  option   Press the  SELECT  soft key to access the  OTHER FUNCTIONS  screen    The  POWER ADJUST  option is highlighted by default    Press the  SELECT  soft key to display the adjustment sub screen    Attach the APC connector on the reference cable to the Test Port    Attach the UPC connector on the reference cable to the OPM Port    Press the  A  soft key to select the laser to be adjusted     Press the  COARSE  FINE  soft key to toggle between the  FINE  and  COARSE  adjustment  mode     10 Use the  Up  or  Down  arrow keys to increase or decrease the Continuous Wave   CW value displayed    on the screen     11 When all adjustments are done  press the  BACK  key to return to the OTHER FUNCTIONS    screen     Setting Limits    1         Aa Ww N    9    From the  MAIN MENU
32. Press the  SELECT  soft key to display the  adjustment sub screen     Attach the APC connector on the reference cable to the Test Port     5   6 Attach an adapter to the other end of the reference cable   7 Press the  A  soft key to select the laser to be adjusted   8    Press the  OFF  ON  270  1K  2K  soft key to turn the selected laser  ON      Do the following to the Optical Power Meter  9 Power on the Optical Power Meter     10 Press the  A  key to select a desired wavelength  The selected wavelength must correspond with  the operational wavelength of the TURBOTEST 500B     11 Press the  dB dBm  key to select  dBm  units of measure   12 Attach the reference cable to the adapter cap  see Figure 7 1      13 Attach the other end of the reference cable to the adapter that is already on the TURBOTEST 500B  reference cable     14 Press and hold the  REF  key until the  HELD  label is displayed  The meter automatically  zeroes  the  display and begins measuring direct loss from the TURBOTEST 500B to the Optical Power Meter     TURBOTEST 500B Reference Setup    Use the following procedures on the TURBOTEST 500B and the Optical Light Source to perform the  optical reference setup     Refer to Figure 7 2 on page 50 for a related illustration     Clean all fiber optic connectors before performing test procedures described below     Do the following to the Optical Light Source    1 Power on the Optical Light Source and select the proper wavelength of operation  Allow the light  sour
33. T  soft key to display the  LOCATION  screen   The display appears as follows     LOCATION                           a Editable text field       Table of alphanumeric characters           Table of alphanumeric characters       BACK   BACKSPACE  OK CANCEL       3 Press the  BACK  key multiple times to clear the editable text field if needed     4 Use either  Up  or  Down  arrow key to highlight the desired character from the displayed table of  alphanumeric characters     5 Press the  SEL  soft key to enter the highlighted character in the filename field   6 Repeat steps 4  amp  5 to enter up to 12 characters     7 When you finish entering characters  press the  OK  soft key to return to the  EDIT FILE HEADER   screen     8 You may continue setting other test identification parameters by selecting the desired parameter   refer to the corresponding section for details         11    TURBOTEST 500B User   s Guide       9    Or you may save the created file by pressing the  SAVE  soft key     10 If you choose the  SAVE  option  you will be prompted to confirm creation of a new file     e Choose  YES  to save the created file and return to the  TEST  screen of the currently selected    test mode     e Or choose  NO  to return to the  EDIT FILE HEADER  screen     Note  If you attempt to create a new file with the filename that already exist  you will be prompted to  confirm overwriting  Choose  YES  to confirm or  NO  to cancel overwriting     Setting the  TECHNICIAN  Parameter  To 
34. URBOTEST 500B User   s Guide       REFERENCE NOT VERIFIED    The TURBOTEST  500B is unable to  verify the reference  cable value     Clean all fiber optic connectors again     If operating in TURBO mode  perform the reference setup procedures  again  Refer to Section 4    If operating in OLTS mode  perform the reference setup procedures  again  Refer to Section 6       With properly cleaned or  newly supplied APC UPC  reference cables  the unit  does not show close to  14 6 dB of return loss     Unit needs to be  referenced to the  test cable     Perform the reference procedure again for terminating the fiber  around the mandrel  Select a single wavelength mode and remove  any mandrel wraps on the test cable     Press the MENU key to access the     MAIN MENU     screen   Select REFERENCES  gt  ORL   14 6 dB  then press SET     The unit will display the return loss value within 0 2 dB of 14 6 dB  at the selected wavelengths  The unit is now referenced to the test  cable at the selected wavelength        Can t transfer data to a PC     Incomplete or  improper setup     Confirm that the data to be transferred from the TURBOTEST 500B  is retrieved from the proper test mode            Verify that the PC software is ready to receive that data transfer          Confirm that the transfer cable is connected properly               Verify that the selected COM Port option is the same as that of the  transfer cable connection on the computer port        Unable to power up  while operatin
35. abel  if not displayed    3 Press the  TEST  soft key to start testing     4 The TURBOTEST 500B display will switch from the  OPM RESULTS  screen to the  OPM TEST   screen and show the retest results     5 You may press the  SAVE  soft key to store results into the current memory location and return to  the  OPM RESULTS  screen     Or  6 You may press the  BACK  key to return to the  OPM RESULTS  screen without saving retest  results           OPM RESULTS  AUTO RETEST  3 XX       2            1              MORE TEST HEADER       Press to start  AUTO RETEST       Lt Press to display the  AUTO    RETEST  label  if not shown     OPM XXXX nm  TEST RESULTS FOR    FIBER X    FIBER X     CABLEO1  X UNITS SAVE       Figure 8 4  OPM Auto Retest        56    Section 8       Using the TURBOTEST 500B with Optical Fiber Identifiers    The TURBOTEST 500B is designed to generate the 2 kHz  TONE  signal for use with Optical Fiber  Identifiers to isolate specific fibers from a bundle  In the following procedures the Noyes OFI 200 Optical  Fiber Identifier is used to detect the modulated tone from the TURBOTEST 500B  This application is  commonly referred to as  toning out the fiber        Tone Setup    1      WwW N    Attach the APC connector on the reference cable to the Test Port   Attach the other end of the reference cable to the fiber to be traced   From the OPM test screen  press the  MENU  key to access the  OPM MAIN MENU  screen     Use either  UP  or  DOWN  arrow key to highlight th
36. able software  refer to the  User   s Guide supplied with the software     An optional dedicated digital TALK option is available for full time full duplex communication between  test operators while testing other fibers in a bundle     The TURBOTEST 500B is powered by the internal rechargeable Lithium lon battery pack or external  AC power adapter     Recommended Accessories    You will need fiber optic test jumpers to connect the TURBOTEST 500B to the fiber under test  Test  jumpers must have the same core and cladding size as the fiber under test  The connector at one end  of the test jumper must mate with the appropriate optical port on the TURBOTEST 500B  The connector  on the other end must mate with the fiber optic link under test  Test jumpers with a variety of lengths  and connector styles are available from Noyes     Optical ports and connector end faces must be kept free from dirt or other contaminates to ensure  accurate measurements and operation     For cleaning connector end faces on the TURBOTEST 500B Voice and Test Ports  test jumpers  and in  fiber frames or adapters  Noyes recommends using our exclusive FCC2 non hazardous cleaning fluid  and CCT molded cleaning tips     The FCC2 fluid is a non flammable  environmentally safe  residue free solvent engineered to clean fiber  connector end faces     The CCT molded cleaning tips introduce a new fiber connector end face cleaning technology  Rather than       Section 1       a fabric covered or foam covered stick
37. aracters        TURBOTEST 500B User   s Guide       5 Press the  SEL  soft key to enter the highlighted character in the filename field   6 Repeat steps 4  amp  5 to enter up to 10 characters     7 When you finish entering characters  press the  OK  soft key to return to the  EDIT FILE HEADER   screen     8 You may continue setting other test identification parameters by selecting the desired parameter   refer to the corresponding section for details      9 Or you may save the created file by pressing the  SAVE  soft key   10 If you choose the  SAVE  option  you will be prompted to confirm creation of a new file     e Choose  YES  to save the created file and return to the  TEST  screen of the currently selected  test mode     e Or choose  NO  to return to the  EDIT FILE HEADER  screen   Note  If you attempt to create a new file with the filename that already exist  you will be prompted to  confirm overwriting  Choose  YES  to confirm or  NO  to cancel overwriting   Setting the  START FIBER  Parameter    By default  the TURBOTEST 500B sets the  start fiber  parameter as number 1  This parameter may be  changed if needed  To set the  START FIBER  parameter  perform the following steps     1 From the  EDIT FILE HEADER  screen  use either  Up  or  Down  arrow key to highlight the line  labeled  FROM      2 Press the  SELECT  soft key to display the  START FIBER  screen     The display appears as follows     START FIBER       XXXX     lt   Start fiber number  field   editable num
38. ce to stabilize 1 2 minutes     2 Attach the reference cable to the optical port located on the top of the unit        49    TURBOTEST 500B User   s Guide       Do the foll    owing to the TURBOTEST 500B    3 Return to the  OPM  test mode     Attach the APC connector on the reference cable to the OPM Port     4  5 Attach an adapter to the connector at the other end of the reference cable   6    Attach the reference cable on the Optical Light Source to the adapter on the TURBOTEST 500B  reference cable     7 Press the  A  soft key to select the required wavelength    8 Press the  MENU  key to access the  OPM MAIN MENU  screen    9 Use either  UP  or  DOWN  arrow key to highlight the  REFERENCES  option   10 Press the  SELECT  soft key to access the  OPM REFERENCE  screen     11 Pressth    e  SET REF  soft key to display the  OPM SET REFERENCE  sub screen  The reference value    will be displayed on the sub screen        12 Press the  SET  soft key to save the displayed reference value     Once completed  the unit is now measuring optical loss from the Optical Light Source to the  TURBOTEST 500B     UPC Connector Adapter UPC Connector                                                      p    4  Reference Cable A     Reference Cable  APC Connector 5 6                                                                            Optical Port    Optical  Light  Source       Figure 7 2  TURBOTEST 500B Reference Setup        50    Section 7       Performing a Link Test    Once the refe
39. create the danger of fire and electrical shock     WARNING  To avoid the danger of fire and electrical shock    e Never use a voltage that is different from that for which the AC adapter is rated   e Do not plug the unit into a power outlet that is shared by other devices    e Never modify the power cord or excessively bend  twist  or pull it     e Donotallow the power cord to become damaged  Do not place heavy objects on  the power cord or expose it to heat     e Never touch the AC adapter while your hands are wet     e Should the power cord become seriously damaged  internal wiring exposed or shorted    contact the manufacturer to request servicing     CAUTION  To avoid serious eye injury  never look directly into the optical outputs of fiber  optic network equipment  test equipment  patch cords  or test jumpers  Always assume that  optical outputs are on     NOTICE  The TURBOTEST 500B contains no user serviceable parts  The unit must be  returned to Noyes or authorized agents for repair and calibration     IMPORTANT  Proper care in handling should be taken when using any precision optical test  equipment such as the TURBOTEST 500B  Scratched or contaminated optical connectors  can impact the performance of the instrument  It is important to keep the dust caps in place  when the unit is not being used     IMPORTANT  Do not charge the Li lon battery pack at a temperature above  45            TURBOTEST 500B User   s Guide          vi    Section 1       Section 1     General I
40. creation of a new file     e Choose  YES  to save the created file and return to the  TEST  screen of the currently selected  test mode     e Or choose  NO  to return to the  EDIT FILE HEADER  screen     Note  If you attempt to create a new file with the filename that already exist  you will be prompted to  confirm overwriting  Choose  YES  to confirm or  NO  to cancel overwriting        14    Section 3       Opening Saved Files    1    From the  FILE MENU  screen  use either  UP  or  DOWN  arrow key to highlight the  OPEN   option     Press the  SELECT  soft key to access the  OPEN FILE  screen  A list of saved files will be  displayed     Note  The   gt   symbol next to the filename indicates the current file   Use either  UP  or  DOWN  arrow key to highlight the desired file     e You may press  UP    DOWN   or  MORE TOP   if displayed  soft keys to scroll through the list  of saved files     Once the desired file is highlighted  press the  SELECT  soft key to make it current   Note  You will need to make the desired file current to perform the following functions   e Save test results to the desired file   e Transfer files to a PC    e Edit test identification parameters    Editing Test Identification Parameters    Once a new file is created and test identification parameters are set  they may be edited at any time   Editing is done in the  EDIT FILE HEADER  screen  For details  refer to sections titled as follows                             nth Page Number  Changing the 
41. d     Setting References    Use the following procedures to perform an optical return loss reference setup  Setting references is  recommended on a daily basis before testing and when changing test jumper s   Lasers must be set  to  5 dBm output  refer to section titled    Common Functions  Power Adjustment     page 19   If lasers  have been adjusted since last referencing  references need to be reset     Clean all fiber optic connectors and optical ports before performing test procedures described below     On entry to the  ORL  test mode  the TURBOTEST 500B unit will determine if the reference hasn t been  set for over 24 hours and prompt you to re reference        ORL TRIPLE nm        REFERENCE IS OVER 1 DAY OLD  The display will read  SET REFERENCE I  RECOMMENDED    LATER NOW       e Pressing the  LATER  soft key allows you to omit setting references and use the old reference  values     e Pressing the  NOW  soft key allows you to access the  ORL REFERENCE  screen and select the  desired option as follows     ORL REFERENCE       p gt   14 6 dB REF     gt     Connect 14 6 Ref Cable  screen                             gt   WRAP MANDREL          Wrap Mandrel  screen            Note  You may also access the  REFERENCES  screen at any time from the  ORL MAIN MENU  screen   Press the  MENU  key  then choose  REFERENCES  option  and then press the  SELECT  soft key        33    TURBOTEST 500B User   s Guide       ORL   Return Loss Reference    ORL reference characterizes calibra
42. de a brief description specifying  the reasons for the return of the equipment     AFL Telecommunications    Noyes Test  amp  Inspection  16 Eastgate Park Road  Belmont  NH 03220  Tel    800 321 5298  603 528 7780  Fax  603 528 2025    Table of Contents       Table of Contents    Safety Information  Important Safety Information                                     V    Section 1  General Information    Contacting Noyes Customer                                                                          1  UNPACKING and 1  80   1           cron rtt tette tte ttr tete teet cedens 1  Feature OVErViCW P                    2  Recommended Accessories    2    Section 2  Functional Description    FWRBOTEST SOOB PONS    etre tera eene nee    vtta Deren 4  Front Panel Fedlul6S      teet    ttc teet eem      rt tren            5    Section 3  Common Functions          Main  Men   Configuration isnin te        e tee tesi rex te erre Rer ru teu 6  Selecting TESTE oo                   7  File Managemen assena                     8  File Menu                    rhone pn RE                8  Creating a New File and Setting Test Identification Parameters                          9  Changing the Default Filename                     ssssseennnnn 9  Setting the  START FIBER  Parameter                      seeen 10  Setting the  LOCATION  Parameter    11  Setting the  TECHNICIAN  Parameter                               12  Setting the  JOB  Parameter                      ssssseeennnnns 13  Aging  Nol
43. e                          14  OPENING AVEC FICS     15  Editing Test Identification Parameters                   15  Deleting FIGS                           15  Viewing Statist                             17  Other Functions MENU                                                               18  Other FUNCTIONS Menu Configuration          cocinero 18  Power AGIUSIMEND                 inis 19  Turning Lasers On Off and Generating a Tone 510                                         19  Adjusting Continuous Wave   CW Signal                        eene 20  Setting  LIMIS                            20  General SOU             21  Seng COD SE                         21  Setting Time and  Date    citt m treten etre teetisnis 21    Enabling Sound  Power Save  and Limits                           sees 21       TURBOTEST 500B User   s Guide       Section 4     Section 5     Section 6     Section 7     Section 8     Turbo Mode   Measuring Insertion  amp  Return Loss    OCIESMS and MENUS                         22  Selecting a Test WAVEIEN QUA                           23  Setting RefereflC8S  s coo              24  OLTS   Insertion  Loss R  ferenGe s m e e i edere ed cete nent 24  SELF Referenclrig    iios                                                                        25  MUTUAL                             ttn 26  ORL   Return KOSS ReferemiCe        rtr recen                                             27  Step    14 6 dB Referencing   setting the upper ORL limit                 
44. e  OTHER FUNCTIONS  option  then press the   SELECT  soft key to access the  OTHER FUNCTIONS  screen     Choose the  POWER ADJUST  option  and then press the  SELECT  soft key to display the  POWER  ADJUSTMENT  screen     Press the  A  soft key to select the desired laser to modulate the 2 kHz  TONE  signal   Press the  OFF  ON  270  1 K  2 K  soft key to display the  2 K  tone option     The operator at the far end or cut over point is now able to begin searching for the fiber with a 2 kHz  tone using an Optical Fiber Identifier        HE 4          Patch Panel                      A 4  lH Reference Cable  Link under test         APC Connector             Optical Fiber Identifier       Figure 8 5  Fiber Identification Setup        57    TURBOTEST 500B User   s Guide       Section 9  Talk Option    Screens and Menus    TALK  CONNECT TO  VOICE PORT                 TALK    CALLING       The units will establish a  connection and ring             TALK  CONNECTED    OFF ANSWER    TALK    CONNECTED      VOLUME  OFF ANSWER                   Unit   1 Unit   2              TALK TALK   CONNECT TO CONNECTION LOST   VOICE PORT RECONNECT    OFF NO YES                               Figure 9 1  Talk Mode Screens and Menus           58    Section 9       The TURBOTEST 500B is optionally equipped to allow voice communication between operators while  testing other fibers in a bundle  Designed for use on spare single mode fibers  the instrument allows  quick connection to terminated connectors
45. e Or choose  NO  to return to the  EDIT FILE HEADER  screen   Note  If you attempt to create a new file with the filename that already exist  you will be prompted to       13    TURBOTEST 500B User   s Guide       confirm overwriting  Choose  YES  to confirm or  NO  to cancel overwriting     Adding Notes  To add  NOTES   perform the following steps     1    9       From the  EDIT FILE HEADER  screen  use either  Up  or  Down  arrow key to highlight the line  labeled  NOTE      Press the  SELECT  soft key to display the  NOTES  screen   The display appears as follows     NOTES                           a Editable text field       Table of alphanumeric characters             Table of alphanumeric characters       BACK   BACKSPACE  OK CANCEL    Press the  BACK  key multiple times to clear the editable text field if needed     Use either  Up  or  Down  arrow key to highlight the desired character from the displayed table of  alphanumeric characters     Press the  SEL  soft key to enter the highlighted character in the filename field   Repeat steps 4  amp  5 to enter up to 28 characters     When you finish entering characters  press the  OK  soft key to return to the  EDIT FILE HEADER   screen     You may continue setting other test identification parameters by selecting the desired parameter   refer to the corresponding section for details      Or you may save the created file by pressing the  SAVE  soft key     10 If you choose the  SAVE  option  you will be prompted to confirm 
46. e cable    rene If operating in TURBO mode  perform the reference    setup procedures again  Refer to Section 4    If operating in OLTS mode  perform the reference setup  procedures again  Refer to Section 6                Solving Test  Print and Software Problems    This section describes how to solve problems you may encounter while using the TURBOTEST  500B instrument or PC software        Problem Cause Solution       The unit beeps twice when   The reference cable   Clean the reference cable connectors and optical ports on the  attempting to reach a return   could be dirty or TURBOTEST 500B  Check the adapter for cracks or damage  Perform    loss reference value of damaged  the reference setup procedures again using the newly cleaned jumper  greater than 40 dB with the cable for accurate results   reference cable wrapped    If you are still unable to reach a return loss measurement greater than    around the  mandral 50 dB  then the reference cable might need to be replaced           The unit beeps twice when   The reference cable   Clean the reference cable connectors and optical ports on the  attempting to set the 14 6       could be dirty or TURBOTEST 500B  Check the adapter for cracks or damage  Be  dB  ORL  reference with an   damaged  sure laser output is properly set in Laser Adjustment screen under  unwrapped reference cable  OPM menu  Perform the reference setup procedures again using the  newly cleaned jumper cable for accurate results                    65    T
47. eric field       0123456789 a Table of numeric characters    BACK   BACKSPACE  OK CANCEL       3 Press the  BACK  key multiple times to clear the editable numeric field if needed     4 Use either  Up  or  Down  arrow key to highlight the desired character from the displayed table of  numeric characters     5 Press the  SEL  soft key to enter the highlighted character in the editable numeric field   6 Repeat steps 4  amp  5 to enter up to 4 characters        10    Section 3       7 When you finish entering characters  press the  OK  soft key to return to the  EDIT FILE HEADER   Screen     8 You may continue setting other test identification parameters by selecting the desired parameter   refer to the corresponding section for details      9 Or you may save the created file by pressing the  SAVE  soft key   10 If you choose the  SAVE  option  you will be prompted to confirm creation of a new file     e Choose  YES  to save the created file and return to the  TEST  screen of the currently selected  test mode     e Or choose  NO  to return to the  EDIT FILE HEADER  screen   Note  If you attempt to create a new file with the filename that already exist  you will be prompted to  confirm overwriting  Choose  YES  to confirm or  NO  to cancel overwriting   Setting the  LOCATION  Parameter  To set the  LOCATION  parameter  perform the following steps     1 From the  EDIT FILE HEADER  screen  use either  Up  or  Down  arrow key to highlight the line  labeled  LOC      2 Pressthe  SELEC
48. es  Figure 2 1  TURBOTEST 500B Ports                sss 4  Figure 2 2  The TURBOTEST 500B Front                                                             5  Figure 3 1  Main Menu Configuration                                       6  Figure 9 2  File  Menu ConfIGUratiori  sooo ct 8  Figure 3 3  Other Functions Menu Configuration                            ee 18  Figure 3 4  Laser Adjustment Setup                                               19  Figure 4 1  TURBO Mode Screens and Menus                                                    22  Figur   4 2  Self ReferenclfiQ  ssa tete de st t dun 25  Figure 4 3  Mutual Referencing           26  Figure 4 4  Mandrel Wrap Referencing                         eee 28  Figure 4 5  Performing a TURBO Test                 ssssssseemnmnes 29  Figure  4 6  Reviewing Test Results    ccce a 30  Figure 4 7  Reviewing Saved Test Results                          ssseenne 31          TURBOTEST 500B User   s Guide          Figure 5 1  ORL Mode Screens and Menus                                                    6      32  Figure 5 2  Mandrel Wrap Referencing                         sene 35  Figure 5 3  Testing a Connector    36  Figure 5 4  Link Test         cauere                 eese rer rnt tende 37  Figure 5 5  Reviewing Saved ORL Test Results                       sss 38  Figure 5 6  ORE Auto ReleSL    ct rere certet certet 39  Figure 6 1  OLTS Mode Screens and Menus    40  Figure 6 2  Self Referencingosss cuoc teu te te tente rese tes Fee e
49. g from the  rechargeable batteries     The internal battery  is extremely low on  charge    Power the TURBOTEST 500B from the AC power   Or    Recharge the internal battery  Refer to the section titled    Battery  Maintenance    on page 62 for additional information           Unable to print from PC  software        The computer may  be connected to a  network        Log off the network              Section 11       Section 11  Specifications  TURBOTEST 500B specifications                                                                                  Model T503B T504B T506B T506B FTTH  Calibrated wavelengths  nm  1310  1550 1310  1550 1310  1550  1625  1310  1490  1550  Output power  dBm   5  5  5  5  Emitter type Laser Laser Laser Laser  Safety class Class   FDA 21 CFR 1040 10 and 1040 11  IEC 60825 1  2007 03  Detector type InGaAs InGaAs InGaAs InGaAs  Insertion loss measurement range 45 45 45 45  Measurement range  dBm   6 to  70  26 to  50  26 to  50  26 to  50  Measurement units dB  dBm  pW  ORL dynamic range  dB  65  General Specifications All Models  Display type 128 x 64 dot matrix liquid crystal display with LED backlight  Fiber type Single mode 9 125um nominal  Standard connector type SC APC  FC APC  Dimensions  without boot  H x W x D    195 x 101 x 57 mm  7 67 x 3 97 x 2 25 inch   Weight 1 2 kg  2 6 Ib   Operating temperature 0 to  50  C  90  RH  non condensing   Storage temperature  20 to  60  C  95  RH  Power 4 cell Lithium lon rechargeable pack or 110 220V AC
50. ical ports before performing test procedures described below   Refer to Figure 4 5 for a related illustration     1  2  3    Attach the APC connector on the reference cable to the Test Port     Attach the UPC connector on the reference cable to the link under test     From the  TEST  screen  press the  A  soft key on the MAIN unit to select the desired wavelength   refer to Section titled  Selecting Test Wavelength   page 23      When the desired wavelengths are selected  press the  Back  key to return to the   TEST  screen     When the  READY  label is displayed  press the  START  soft key on the MAIN unit to begin testing   The T500B unit A MAIN attempts to establish a data link with the T500B unit Z REMOTE  Once  linked  the units exchange reference information  and then measure the following     insertion loss from T500B unit A to unit Z  insertion loss from T500B unit Z to unit A  return loss from T500B unit A to unit Z  return loss from T500B unit Z to unit A    At the completion of the test  the T500B MAIN unit will prompt you to  REVIEW  or  SAVE  the test  results     APC Connector    UPC Connector     4 do db                  Patch Panel                                              Reference Cable              Reference Cable  0    Test Port      APC Connector       Link under test                      REMOTE    Figure 4 5  Performing a TURBO Test        29    TURBOTEST 500B User   s Guide       To Review Test Results  MAIN unit only      7 From the  TEST COMPLETE  
51. iewed   refer to sections titled    Selecting Test Mode     page 7 and    Opening Files     page 15      Press the  MENU  key to display the  OPM MAIN MENU  screen    The  REVIEW RESULTS  option is highlighted by default    Press the  SELECT  soft key to access the  OPM RESULTS  screen  refer to Figure 8 3    Using either  UP  or  DOWN  arrow key highlight the desired test  fiber  number     o A c         e You may press the  MORE  soft key to scroll through saved test results   6 Press the  HEADER  soft key to change a header display as follows    e  AUTO RETEST    e  FILE NAME         DATE and TIME         UNITS     Header   displays  AUTO  RETEST  option  or  FILE  name   or  DATE and TIME     Highlight bar   indicates                the selected test  fiber           UNITS    Use arrow keys to move ess           the highlight bar  3 XX        2            lt     Test results  Test  fiber  numbers               1 XX YY             MORE TEST HEADER              Press to change a header    Press to scroll through saved _   display   test results   Press to start  AUTO RETEST        Figure 8 3  Reviewing Saved Test Results        55    TURBOTEST 500B User   s Guide       Auto Retest  Refer to Figure 8 4 for a related illustration     1 From the  OPM RESULTS  screen  using either  UP  or  DOWN  arrow key highlight the fiber to be  retested     e You may press the  MORE  soft key to scroll through saved test results   2 Press the  HEADER  soft key to display the  AUTO RETEST  l
52. ing a New File and Setting Test Identification Parameters    The  NEW  option from the  FILE MENU  screen allows you to create a new file to which a series of  tests will be saved and set up test identification parameters  such as filename and number  test location   technician and job information  and add notes     1 When the  FILE MENU  screen is displayed  the  NEW  option is highlighted by default   2 Press the  SELECT  soft key to access the  EDIT FILE HEADER  screen     The display appears as follows     EDIT FILE HEADER  CBL  CABLEO1    SELECT       The following sections explain how to set each test identification parameter     Changing the Default Filename    By default  the TURBOTEST 500B creates the filename labeled  CABLE01   This default filename may  be changed if needed  A Filename may consist of up to 10 characters  To change the default filename   perform the following steps     1 From the  EDIT FILE HEADER  screen  use either  Up  or  Down  arrow key to highlight the line  labeled  CBL      2 Pressthe  SELECT  soft key to display the  CABLE NUMBER  screen   The display appears as follows   CABLE NUMBER  CABLE 01XXX   Filename field   editable text field       Table of alphanumeric characters            Table of alphanumeric characters       BACK   BACKSPACE  OK CANCEL       3 Press the  BACK  key multiple times to clear the filename field     4 Use either  Up  or  Down  arrow key to highlight the desired character from the displayed table of  alphanumeric ch
53. length     page 23      When the desired wavelengths are selected  press the  Back  key to return to the   LOOP BACK TO OPM PORT  screen     From the  LOOP BACK TO OPM PORT  screen  press the  START  soft key to begin the verification   Once the display reads  REFS VERIFIED  followed by a beep  if the beeper function is enabled   then  the reference is set     Note  Ifthe display reads  NOT VERIFIED   clean all fiber optic connectors again and check for excessive  fiber bends  be sure laser output is properly set  Perform the required procedures over        APC Connector M  UPC Connector                                lt  B                      OPM Port          Figure 4 2  Self Referencing        25    TURBOTEST 500B User   s Guide       MUTUAL Referencing    Clean all fiber optic connectors and optical ports before performing test procedures described below   Refer to Figure 4 3 for a related illustration     1          OC  FP CO N    On entry to the  TURBO REFERENCE  screen  the  INSERTION LOSS  screen is highlighted by default   Press the  SELECT  soft key to access the  INSERTION LOSS REFERENCE  sub screen     Using either  UP  or  DOWN  arrow key highlight the  MUTUAL  option    Press the  SELECT  soft key to access the  CONNECT TEST PORT TO UNIT Z  screen   Attach the APC connector on one reference cable to the Test Port  unit A   MAIN    Attach the APC connector on another reference cable to the Test Port  unit Z   REMOTE    Mate free ends  UPC connectors  of test cab
54. les using the appropriate adapter     Press the  A  to select the desired wavelength to be referenced  refer to Section titled    Selecting  Test Wavelength     page 23      When the desired wavelengths are selected  press the  Back  key to return to the  CONNECT TEST  PORT TO UNIT Z  screen     From the  CONNECT TEST PORT TO UNIT Z  screen  press the  START  soft key on the MAIN unit  to begin referencing  If prompted to confirm re referencing  choose  YES      10 When both units display  READY   press the  START  soft key on the MAIN unit   11 When the MAIN unit displays  REFERENCE SET   press the  BACK  key several times to return to    the  TURBO  test screen     UPC Connector Adapter UPC Connector    Gb      d  lt   d  Reference Cable Reference Cable  APC Connector        APC Connector    4                                                                                                                                          REMOTE    Figure 4 3  Mutual Referencing        26    Section 4       ORL   Return Loss Reference    ORL reference characterizes calibrates the upper and lower back reflection limits     Clean all fiber optic connectors and optical ports before performing test procedures described below     Step I  14 6 dB Referencing   setting the upper ORL limit    1    9    From the  TURBO REFERENCE  screen  use either  UP  or  DOWN  arrow key highlight the   14 6 dB REF  option     Press the  SELECT  soft key to access the  CONNECT 14 6 REF CABLE  screen     Pres
55. mode   Press the  SELECT  soft key to confirm your selection    A  TEST  screen of the selected test mode will be displayed        TURBOTEST 500B User   s Guide       File Management    All the commands and sub screens you need for creating new files  adding or editing the test identification  parameters  opening saved files  deleting saved files  or downloading saved files to a PC can be accessed  from the  FILE MENU  screen     To access the  FILE MENU  screen  perform the following steps     e From any screen  press the  Menu  key to display the  MAIN MENU  of the currently selected test  mode     e From the  MAIN MENU  screen  use either  Up  or  Down  arrow key to highlight the  FILE   option     e Press the  SELECT  soft key to display the  FILE MENU  screen     File Menu Configuration  The diagram below illustrates the  FILE MENU  structure      FILE MENU  of the Current Test Mode             Create new file and   add test identification  information as follows   filename  tested fiber  numbers  test location   technician and company  information  and add  notes     Open Make the selected file  current     Edit Header Edit test information   filename  tested fiber  numbers  test location   technician and company  information  and notes     Delete File Delete saved files   Transfer to PC Download files to a PC     Statistics Total number of saved files    Files per each test mode    of available memory     Figure 3 2  File Menu Configuration        Section 3       Creat
56. name that already exist  you will be prompted to  confirm overwriting  Choose  YES  to confirm or  NO  to cancel overwriting   Setting the  JOB  Parameter  To set the  JOB  parameter  perform the following steps     1 From the  EDIT FILE HEADER  screen  use either  Up  or  Down  arrow key to highlight the line  labeled  JOB      2 Press the  SELECT  soft key to display the  JOB  screen   The display appears as follows     JOB                           a Editable text field       Table of alphanumeric characters           Table of alphanumeric characters       BACK   BACKSPACE  OK CANCEL       3 Press the  BACK  key multiple times to clear the editable text field if needed     4 Use either  Up  or  Down  arrow key to highlight the desired character from the displayed table of  alphanumeric characters     5 Press the  SEL  soft key to enter the highlighted character in the filename field   6 Repeat steps 4  amp  5 to enter up to 12 characters     7 When you finish entering characters  press the  OK  soft key to return to the  EDIT FILE HEADER   screen     8 You may continue setting other test identification parameters by selecting the desired parameter   refer to the corresponding section for details      9 Or you may save the created file by pressing the  SAVE  soft key   10 If you choose the  SAVE  option  you will be prompted to confirm creation of a new file     e Choose  YES  to save the created file and return to the  TEST  screen of the currently selected  test mode     
57. nd screen   2     Setting Contrast    1 From the  GENERAL SETUP  screen  use either  UP  or  DOWN  arrow key to highlight the   CONTRAST  option  then press the  SELECT  soft key to activate     2 Press either     or     soft key to decrease or increase the contrast value   3 Press the  BACK  key to deactivate the  CONTRAST  option and save settings     Setting Time and Date    1 From the  GENERAL SETUP  screen  use either  UP  or  DOWN  arrow key to highlight the  TIME   DATE  option     2 Pressthe  SELECT  soft key to access the  TIME DATE  screen    3 Pressthe      and      arrow soft keys to select the parameter to be changed   4 Use either  UP  or  DOWN  arrow key to increase or decrease the value    5 Press the  BACK  key to save settings and return to the  SETUP  screen     Enabling Sound  Power Save  and Limits    1 From the  GENERAL SETUP  screen  use either  UP  or  DOWN  arrow key to highlight the desired  function   SOUND    POWER SAVE   or  LIMITS      2 Press the     soft key to turn the selected function  ON  or  OFF    3 Press the  BACK  key to save settings and return to the previous screen     Note  If the  POWER SAVE  option is set to  ON   the unit will power off automatically 10 minutes  after the last key press        2l    TURBOTEST 500B User   s Guide       Section 4  Turbo Mode   Measuring Insertion  amp  Return Loss    Screens and Menus    TURBO    TRIPLE nm       TURBO        REFERENCE IS OVER 1 DAY OLD  SET REFERENCE IS RECOMMENDED    LATER Now    
58. nformation    Thank you for purchasing a Noyes TURBOTEST 500B Optical Loss Test Set  This instrument has been  designed specifically for testing high fiber count cable commonly found in Telco or Broadband systems   The purpose of this User s Guide is to explain how to use and maintain this instrument  Please check our  web site at www AFLtele com go Noyes for updates to this manual  software updates  and additional  application information  If you have any questions about the TURBOTEST 500B and recommended  accessories  or if you need technical or sales support  please contact Noyes Customer Service     Contacting Noyes Customer Service    You may call Noyes Customer Service between 8 a m  and 5 p m   United States Eastern Time  as  follows     Tel  800 321 5298  North America   603 528 7780   Fax  603 528 2025   E mail  NoyesTechSupport AFLtele com    Unpacking and Inspection    This instrument has been carefully packed in accordance with standard shipping procedures  Examine  the equipment for damage that may have occurred during shipment  If you find any damage  or if any of  the following items are not included  please contact Noyes  If the TURBOTEST 500B is equipped with  the talk option  then a headset will also be included     The TURBOTEST 500B package includes     e TURBOTEST 500B instrument e Adapter Cap   e PC Software and Manual e Mandrel   e AC Adapter Charger e Hex Screwdriver  e RS 232 Serial Cable e User s Guide   e APC UPC Optical Reference Cable e Carry Case
59. nts and operation  A supply of optical cleaning pads and isopropyl alcohol or a connector   cleaning cartridge is recommended to clean the optical ports  Before conducting the cleaning procedures  that follow  turn the instrument off     Cleaning Voice and Test Ports    1 Using the supplied hex key screw driver  remove the two hex head screws on the Removable Cleaning  Port     2      the Removable Cleaning Port directly out away from the mount     3 The ferrule can now be cleaned  Perform one of the following     If using Noyes Cleaning Supplies    Leaning the FCC2 can back  30     press the button on the FCC2 to fill the well   Dip the CCTP tip into the well of the FCC2 to dampen the tip with optical cleaning fluid   Place the damp tip over the ferrule to be cleaned     Rotate the tip clockwise 10 revolutions while applying varying pressure to create a gentle pumping  action where the tip contacts the ferrule     Discard the CCTP stick after using both tips     Removable Cleaning Port 2    Hex Screw    eese                                                                              1              Hex Screw          7     3 a Adapter Cap  Internal Ferrule   3                                 a a A  Voice Test Port  OPM    Figure 10 1  Cleaning Optical Ports       63    TURBOTEST 500B User   s Guide       If using lint free optical cleaning pads and isopropyl alcohol    6    e Be sure to use 99  IPA that has not been contaminated     e Dampen the wipe with the alcohol and gen
60. on 6          47    TURBOTEST 500B User   s Guide       Section 7  Testing with the TURBOTEST 500B  OPM  and OLS    If only one TURBOTEST 500B unit is available for testing  the Optical Power Meter  OPM  and Optical  Light Source  OLS  may be used for performing optical loss tests on two fibers  The Optical Power  Meter and Light Source in the following examples are manufactured by Noyes  other manufacturers     equipment can also be used     Power Meter Reference Setup    Use the following procedures on the TURBOTEST 500B and the Optical Power Meter to perform optical  reference setup at a common site  The Optical Power Meter in this example is the Noyes OPM 5     Refer to Figure 7 1 for a related Illustration   Clean all fiber optic connectors before performing test procedures described below   Do the following to the TURBOTEST 500B     1 Enable the  OPM  test mode  then press the  MENU  key to display the  OPM MAIN MENU   screen     2 Use either  UP  or  DOWN  arrow key to highlight the  OTHER FUNCTIONS  option   3 Press the  SELECT  soft key to access the  OTHER FUNCTIONS  screen     UPC Connector Adapter                                                                                 d     Reference Cable         Reference Cable         Connector   6 13                              5            Y                      Test Port    Optical  Power  Meter       Figure 7 1  OPM Reference Setup        48    Section 7       4 The  POWER ADJUST  option is highlighted by default  
61. or setting an insertion loss reference   SELF  or  MUTUAL      Note   MUTUAL  referencing is available for eliminating variations due to connector tolerance when  self referencing  Either referencing method may be selected for performing an insertion loss reference    setup     SELF Referencing    Clean all fiber optic connectors and optical ports before performing test procedures described below   Refer to Figure 6 2 for a related Illustration     On entry to the  OLTS REFERENCE  screen  the  INSERTION LOSS  screen is highlighted by default   Press the  SELECT  soft key to access the  INSERTION LOSS REFERENCE  sub screen     1       c A CO N    Using either  UP  or  DOWN  arrow key highlight the  SELF  option     Press the  SELECT  soft key to access the  LOOP BACK TO OPM PORT  screen     Attach the APC connector on the reference cable to the Test Port     Attach the UPC connector on the reference cable to the OPM Port        Press the  A  to select the desired wavelength to be referenced  refer to Section titled  Selecting    Test Wavelength   page 23      When the desired wavelengths are selected  press the  Back  key to return to the     LOOP BACK TO OPM PORT  screen     From the  LOOP BACK TO OPM PORT  screen  press the  START  soft key to begin the verification   Once the display reads  REFS VERIFIED  followed by a beep  if the beeper function is enabled   then    the reference is set     APC Connector A  UPC Connector                                  4         Y Y     
62. ovement will result in fluctuations in the displayed measurement values  Refer to Figure  5 3 for a related illustration     1    2  3  4    Attach the APC connector on the reference cable to the Test Port   Attach an adapter to the UPC connector on the reference cable   Attach the jumper cable to be tested to the adapter     Terminate the jumper cable after the adapter by slowly wrapping it around the supplied mandrel until  the back reflectance reading no longer changes  In most cases 10 wraps are sufficient     The TURBOTEST 500B will automatically measure and display return loss of the connection     Note  If you do not want to wrap the jumper cable around the mandrel  attach a Terminator to the  end of the cable to eliminate back reflections     Press the  SAVE  soft key to store test results in the next available memory location    If you need to save test results a specific memory location  perform the following steps    e Press either  UP       DOWN  arrow key to select a specific memory location  increase or decrease  fiber number     e Press the  SAVE  soft key to store the test data in the selected location    Unwrap the jumper cable from the mandrel  then disconnect the jumper cable from the adapter     Attach the opposite end of the jumper cable to the adapter and perform steps 1 7 again to complete  the jumper cable test     Saved test results can later be retrieved  refer to section titled  Reviewing Saved ORL Test Results    page 38      Reference Cable    APC
63. ptical Power    Use the following procedures to verify the optical power of a transmitter  The test results should be  within manufacturer specifications     1 Attach the jumper cable leading from the transmitter to the OPM Port    2 Press the  A  soft key to select the desired wavelength    3 Press the  UNITS  soft key to choose the display units   dB    dBm   or  pW     4 Press the  SAVE  soft key to save the test data in the next available memory location     ndicates the selected test    Displays the selected  mode     wavelength           OPM 1310 nm    ndicates the reference              REF   16 42 2K  evel value  1810    Displays the selected   A  0 02 dB  wavelength   FILEO1    ndicates fiber number         FIBER  1    Test Tone Indicator    Will be displayed if the unit  detects a  TONE  signal   270 Hz 1 KHz  or 2 KHz      Displays the filename of  the selected file     Displays the test  measurement              Figure 8 2  The OPM Test Mode Screen        54    Section 8       5 To save test results in a specific memory location  perform the following steps     e Press either  UP  or  DOWN  arrow key to select a specific memory location to increase or  decrease fiber number     e Press the  SAVE  soft key to store test results in the selected location   Once saved  test results can later be retrieved  Refer to the following section     Reviewing Saved OPM Test Results    1 Prior to reviewing saved tests  select the  OPM  test mode  and then  OPEN  the file to be v
64. r  OFF                           Talk Active Laser Active    a gt  dA e              A                              TURBOTEST 500B  Optical Loss Test Set         NOYES                     Figure 2 2  The TURBOTEST 500B Front Panel     Laser Active  indicator  When  ON   indicates that the laser  transmitter is turned  ON      Display   Used to show various screens and setup  menus  measured power or loss  and  calibrated wavelength         UP  and  DOWN  arrow keys    Used to navigate menus        TURBOTEST 500B User   s Guide       Section 3  Common Functions    Main Menu Configuration    When the TURBOTEST 500B is powered on  the working screen   TEST  screen of the currently selected  test mode is always displayed  The  MAIN MENU  screen of the currently selected test mode may be  accessed from the  TEST  screen by pressing the  MENU  key     e To select a sub menu  use the  Up  or  Down  arrow key to highlight a menu item  then press the   SELECT  soft key to display a sub menu screen     e Press the  BACK  key will display a previous screen or sub menu screen   The diagram below illustrates the  MAIN MENU  structure      MAIN MENU  of the Current Test  Mode    Review Results Review saved tests in the open file of Other Functions  the current test mode    Power Adjust Turn laser On or Off  generate    tone  OPM mode only     Coarse Fine laser adjustment    Delete File Delete saved files    Transfer to PC Download files to a PC    Statistics Total number of saved files    
65. rcentage of the available memory    To view statistics     1 From the  MAIN MENU  screen  use either  UP  or  DOWN  arrow key to highlight the  FILE   option     Press the  SELECT  soft key to access the  FILE MENU  screen     From the  FILE MENU  screen  use either  UP  or  DOWN  arrow key to highlight the  STATISTICS   option     Press the  SELECT  soft key to display the  STATISTICS  screen   Press the  PAGE  soft key to toggle between the  STATISTICS  screen   1 and screen   2   6 Press the  BACK  key to return to the  FILE MENU  screen     Co         oa A       17    TURBOTEST 500B User   s Guide       Other Functions Menu    All the commands and sub screens you need for general setup  adjusting power  generating a  Tone   signal  and setting OLTS and ORL Pass Fail limits can be accessed from the  OTHER FUNCTIONS     screen     To access the  OTHER FUNCTIONS  screen  perform the following steps     e From any screen  press the  Menu  key to display the  MAIN MENU  of the currently selected test    mode     e From the  MAIN MENU  screen  use either  Up  or  Down  arrow key to highlight the  OTHER    FUNCTIONS  option     e Press the  SELECT  soft key to display the  OTHER FUNCTIONS  screen     Other Functions Menu Configuration    The diagram below illustrates the  OTHER FUNCTIONS  menu structure      MAIN MENU  of the Current Test Mode    Other Functions         Power Adjust Turn laser On or Off  generate  tone  OPM mode only   Coarse Fine laser adjustment    Time     Hr
66. refer to the User s Guide supplied with the  software     Using the supplied serial cable  connect the TURBOTEST 500B instrument to the available COM  Port on your PC     Open the installed PC Software   e From the Software  Instrument  menu  select TURBOTEST 500B   e From the Software  Settings  menu  select the appropriate COM Port     e  n the header fields  enter the information that you want to appear on the files transferred from  the TURBOTEST 500B instrument     e From the software  File  menu  select the  Receive Stored Report  command     From the TURBOTEST 500B  MAIN MENU  screen  use either  UP  or  DOWN  arrow key to highlight  the  FILE  option     Press the  SELECT  soft key to access the  FILE MENU  screen     From the  FILE MENU  screen  use either  UP  or  DOWN  arrow key to highlight the  TRANSFER  TO PC  option     Press the  SELECT  soft key to access the  REPORT  screen of the current test mode   From the  REPORT  screen  choose one of the following    e You may press the  SELECT  soft key to transfer the current file    e You may press the  All  soft key to transfer all files of the current test mode     When download is complete  press the  BACK  key several times  or press and hold  to return to  the test screen        16    Section 3       Viewing Statistics   The  STATISTICS  screen allows you to review the following information   e Total number of saved files    e Number of saved files per every test mode    e Number of used and free fibers    e Pe
67. rence cable    Attach the APC connector on the reference cable to the Test Port     Terminate the reference cable by slowly wrapping it around the supplied mandrel until the back   reflectance reading no longer changes  In most cases 10 wraps are sufficient     Note  The TURBOTEST 500B will accept an  ORL  reference between 40 and 70 dB  When measuring  optical return loss  the higher the measurement value equals less reflection  For example  a fiber  link measuring 35 dB has more reflection than a link measuring 45 dB     While holding the wrap  press the  SET  soft key to save the reference values     If the display reads  NOT VERIFIED  followed by two beeps  unwrap the reference cable  clean all  fiber optic connectors again and check for fiber breaks  and then repeat steps 5   7     If the display reads  WRAP VERIFIED  followed by a beep  the reference is set  You may unwrap the  reference cable     Note  Do not unwrap the reference cable until after the  WRAP VERIFIED  message is displayed  followed by the beep     APC Connector                   5      gt    Y                 Hn    Mandrel       Test Port                   UPC Connector          Figure 5 2  Mandrel Wrap Referencing        35    TURBOTEST 500B User   s Guide       Performing a Connector Test    Use the following procedures to perform return loss tests on a jumper cable connector  When testing  in the  ORL  mode  the display is live  The TURBOTEST 500   is continuously measuring return loss   thus fiber m
68. rence values have been set in the TURBOTEST 500B and the Optical Power Meter  do  the following procedures to perform optical loss tests on two optical fiber links  Refer to Figure 7 3 for  a related illustration    Do the following to the Optical Power Meter and Light Source     1 Disconnect the cables at the adapters  Do not disturb the connections to the test equipment  This  is very important to ensure accurate measurements     2 Transport the Optical Light Source and the Optical Power Meter to the far end of the link  Place dust  caps on the connectors to protect them during the moving process  All units may be powered down  during this time to conserve battery life     3 Once at the far end  power up the Optical Power Meter and Light Source  again allowing the laser  to stabilize     4 Attach the reference cable on the Optical Light Source to the fiber under test  Fiber  1     5 Attach the reference cable on the Optical Power Meter to the second fiber under test  Fiber  2     Do the following to the TURBOTEST 500B    6 Atthe near end  power up the TURBOTEST 500B and verify that it is operating in  OPM  mode   Note  The laser will need to be turned on again  repeat steps 1 8 on page 48 and 49     Fiber  1     Fiber   2  eh H     red                                                       Optical Optical  Light Power  Source Meter       Figure 7 3  Link Test Setup        51    TURBOTEST 500B User   s Guide       7 Attach the reference cable that is connected to the OPM Port
69. s the  A  to select the desired wavelength to be referenced  refer to Section titled    Selecting  Test Wavelength     page 23      When the desired wavelengths are selected  press the  Back  key to return to the   CONNECT 14 6 REF CABLE  screen     Clean the Test port and connectors on the reference cable     Attach the APC connector on the reference cable to the Test Port  Use a dust cap for covering UPC  connector to prevent ambient light     From the  CONNECT 14 6 REF CABLE  screen  press the  SET  soft key to set the upper ORL  limit    If the display reads  NOT VERIFIED  followed by two beeps  if the beeper function is enabled   clean  and inspect connectors and Test port  and then repeat step 7     If the display reads  UNWRAP VERIFIED  followed by a beep  the value is accepted     Step Il  Mandrel Wrap Referencing   setting the lower ORL limit    Refer to Figure 4 4 for a related illustration     1    From the  TURBO REFERENCE  screen  use either  UP  or  DOWN  arrow key to highlight the  WRAP  MANDREL  option     Press the  SELECT  soft key to access the  WRAP MANDREL  screen     Press the  A  to select the desired wavelength to be referenced  refer to Section titled    Selecting  Test Wavelength     page 23      When the desired wavelengths are selected  press the  Back  key to return to the   WRAP MANDREL  screen     Clean the Test port and connectors on the reference cable        27    TURBOTEST 500B User   s Guide       6 Attach the APC connector on the reference
70. screen  press the  REVIEW  soft key to display the  TURBO REVIEW   screen  refer to Figure 4 6      8 Press either  UP  or  DOWN  arrow key to toggle between  ORL    optical return loss test results  and  LOSS  insertion loss test results     9 You may press the  RETEST  soft key to retest the link   10 To return to the  TEST COMPLETE  screen  press either  EXIT  soft key or  BACK  key   To Save Test Results  MAIN unit only      11 From the  TEST COMPLETE  screen  press the  SAVE  soft key to store measurements in the next  available memory location     12 To save test results in a specific memory location  perform the following steps     e Press either  UP  or  DOWN  arrow key to select a specific memory location  increase or decrease  fiber number      e Press the  SAVE  soft key to store test results in the selected location     Once saved  test results can later be retrieved     Displays test results   insertion or return loss   from T500B unit A to  T500B unit Z     Indicates the selected test  mode        Displays test results   insertion or return loss   from T500B unit Z to  T500B unit A           TURBO REVIEW        1310 18 5  1550 16 9 18 2 dB  A Z             Indicates either optical  return loss    ORL  test  results or insertion loss     LOSS  test results         Displays the selected  wavelength s          ORL        RETEST              10                      Figure 4 6  Reviewing Test Results        30    Section 4       Reviewing Saved TURBO Test Results    
71. set the  TECHNICIAN  parameter  perform the following steps     1    9       From the  EDIT FILE HEADER  screen  use either  Up  or  Down  arrow key to highlight the line  labeled  TECH       Press the  SELECT  soft key to display the  TECHNICIAN  screen   The display appears as follows     TECHNICIAN 0                              Editable text field       Table of alphanumeric characters        Table of alphanumeric characters       BACK   BACKSPACE  OK CANCEL    Press the  BACK  key multiple times to clear the editable text field if needed     Use either  Up  or  Down  arrow key to highlight the desired character from the displayed table of  alphanumeric characters     Press the  SEL  soft key to enter the highlighted character in the filename field   Repeat steps 4  amp  5 to enter up to 12 characters     When you finish entering characters  press the  OK  soft key to return to the  EDIT FILE HEADER   screen     You may continue setting other test identification parameters by selecting the desired parameter   refer to the corresponding section for details      Or you may save the created file by pressing the  SAVE  soft key     10 If you choose the  SAVE  option  you will be prompted to confirm creation of a new file     e Choose  YES  to save the created file and return to the  TEST  screen of the currently selected       12    Section 3       test mode   e Or choose  NO  to return to the  EDIT FILE HEADER  screen   Note  If you attempt to create a new file with the file
72. t key  between  TEST  and  TOP   options     Figure 5 5  Reviewing Saved ORL Test Results        38    Section 5       Auto Retest  Refer to Figure 5 6 for a related illustration     1 From the  ORL RESULTS  screen  using either  UP  or  DOWN  arrow key highlight the fiber to be  retested     e You may press the  MORE  soft key to scroll through saved test results   2 Press the  HEADER  soft key to display the  AUTO RETEST  label  if not displayed       Press the  TEST  soft key to start testing     4 The TURBOTEST 500B display will switch from the  ORL RESULTS  screen to the  ORL TEST  screen  and show the retest results     5 You may press the  SAVE  soft key to store results into the current memory location and return to  the  ORL RESULTS  screen   Or   6 You may press the  MENU  key to return to the  ORL RESULTS  screen without saving retest  results           ORL RESULTS  AUTO RETEST  3 XX YY  2 XX YY  1 XX YY    MORE TEST HEADER       Press to start  AUTO RETEST  1   Lo Press to display the  AUTO    RETEST  label  if not shown     ORL XXXX nm  TEST RESULTS FOR    FIBER X    FIBER X     CABLEO1  x SAVE       Figure 5 6  ORL Auto Retest        39    TURBOTEST 500B User   s Guide       Section 6  OLTS Mode   Measuring Insertion Loss    Screens and Menus         OLTS TRIPLE nm    To  Test  screen REFERENCE OVER 1 DAY OLD To  REFERENCE  screen  SET REFERENCE IS RECOMMENDED    OLTS TRIPLE nm LATER NOW OLTS REFERENCE    READY INSERTION LOSS               FIBER         START SE
73. tes the upper and lower back reflection limits     Clean all fiber optic connectors and optical ports before performing test procedures described below     Step l  14 6 dB Referencing   setting the upper ORL limit    1    o Aa Co         From the  ORL REFERENCE  screen  use either  UP  or  DOWN  arrow key highlight the   14 6 dB REF  option     Press the  SELECT  soft key to access the  CONNECT 14 6 REF CABLE  screen   Press the  A  to select the desired wavelength to be referenced   Clean the Test port and connectors on the reference cable     Attach the APC connector on the reference cable to the Test Port  Use a dust cap for covering UPC  connector to prevent ambient light     From the  CONNECT 14 6 REF CABLE  screen  press the  SET  soft key to set the upper ORL  limit    If the display reads  NOT VERIFIED  followed by two beeps  if the beeper function is enabled   clean  and inspect connectors and Test port  and then repeat step 6     If the display reads  UNWRAP VERIFIED  followed by a beep  the value is accepted        34    Section 5       Step Il  Mandrel Wrap Referencing   setting the lower ORL limit    Refer to Figure 5 2 for a related illustration     1       oOo A CO         From the  ORL REFERENCE  screen  use either  UP  or  DOWN  arrow key to highlight the   WRAP  MANDREL  option     Press the  SELECT  soft key to access the  WRAP MANDREL  screen   Press the  A  to select the desired wavelength to be referenced    Clean the Test port and connectors on the refe
74. tion loss from T500B unit A to unit Z  e insertion loss from T500B unit Z to unit A    At the completion of the test  the TURBOTEST 500B will prompt you to  REVIEW  or  SAVE  test  results     UPC Connector            ig   Patch Panel    Reference Cable                Reference Cable  0    APC Connector Link under test   APC Connector                                                                Test Port    REMOTE       Figure 6 4  Link Test Setup        44    Section 6       To Review Test Results  MAIN unit only      7 From the  TEST COMPLETE  screen  press the  REVIEW  soft key to display the  OLTS REVIEW   screen     After reviewing results you may do one of the following   e You may press the  EXIT  soft key or  BACK  key to return to the  TEST COMPLETE  screen   e Or you may press the  RETEST  soft key to retest the link     To Save Test Results  MAIN unit only      8 From the  TEST COMPLETE  screen  press the  SAVE  soft key to store measurements in the next  available memory location     9 To save test results in a specific memory location  perform the following steps     e Press either  UP  or  DOWN  arrow key to select a specific memory location  increase or decrease  fiber number      e Press the  SAVE  soft key to store test results in the selected location     Once saved  test results can later be retrieved  Refer to the section titled    Reviewing Saved OLTS Test  Result     page 46        45    TURBOTEST 500B User   s Guide       Reviewing Saved OLTS Test Res
75. tly wipe the exposed ferrule  Then dry the ferrule using  a new optical wipe    Using a can of filtered compressed air  held vertically   blow out any contaminants from the  adapter     After cleaning  carefully align the key way and replace the Removable Cleaning Port insuring that it  snaps into place     Once completed  the hex head screws can be replaced and tightened     Cleaning OPM Port    Unscrew the adapter cap from the adapter cap mount   Clean the optical port using optical wipes and IPA     Using a can of filtered compressed air  held vertically   blow out any contaminants from the adapter  cap     10 Replace the adapter cap once the cleaning is complete        64    Section 10       TURBOTEST 500B Messages  The following display messages are listed alphabetically for easy reference           Message Cause Meaning Solution   HI The amount of light detected Be sure laser output is properly set in Laser Adjustment  is above the range of the screen under OPM menu  Perform the required test  TURBOTEST 500B  procedures over    LO The amount of light detected Clean all fiber optic connectors again and check  is below the range of the for excessive fiber bends  Perform the required test  TURBOTEST 500B  procedures over  Be sure laser output is properly set    in Laser Adjustment screen under OPM menu  Perform  the required test procedures over           REFERENCE NOT VERIFIED   The TURBOTEST 500B is unable   Clean all fiber optic connectors again   to verify the referenc
76. ults    1            N    A CO         Prior to reviewing saved tests  select the  OLTS  test mode  and then  OPEN  the file to be viewed   refer to sections titled  Selecting Test Mode   page 7 and  Opening Files   page 15      Press the  MENU  key to display the  OLTS MAIN MENU  screen    The  REVIEW RESULTS  option is highlighted by default    Press the  SELECT  soft key to access the  OLTS RESULTS  screen  refer to Figure 6 5    Using either  UP  or  DOWN  arrow key highlight the desired test  fiber  number    You may press the  MORE  soft key to scroll through saved test results    Press the  SELECT  soft key to view the highlight test     When test results are displayed  press either  UP  or  DOWN  arrow key to toggle between   LOSS  and  AVERAGE LOSS  records     10 To return to the  OLTS RESULTS  screen  press either  Exit  soft key or  Back  key     Press either  Up  or  Down  arrow  key to highlight the desired test     OLTS RESULTS  This line indicates date and 18FEBO2 12 56P Highlight bar   Indicates the selected  time of the selected saved 70 TRPL file  test     69 19115 Test wavelength   Numbers of saved tests                68 1516 1310   1310 nm     Press to display more tests    Press to view the selected    1490   1490 nm   1550   1550 nm    66 1550 1625   1625 nm   MORE SELECT 1315   1310 1550 nm   1415   1490 1550 nm   1516   1550 1625 nm   TRPL   TRIPLE    67 1310             test results    Figure 6 5  Reviewing Saved OLTS Test Results        46    Secti
77. velength     ao Aa W N    When the desired wavelengths are selected  press the  Back  key to return to the previous  screen        23    TURBOTEST 500B User   s Guide       Setting References    Setting references is recommended on a daily basis before testing and when changing test jumper s    Lasers must be set to  5 dBm output  refer to the section titled    Power Adjustment     page 19   If lasers  have been adjusted since last referencing  references need to be reset     Clean all fiber optic connectors and optical ports before performing test procedures described below     On entry to the  TURBO  test mode  the MAIN T500B unit will determine if the reference hasn   t been  set for over 24 hours and prompt you to re reference        TURBO TRIPLE nm        REFERENCE IS OVER 1 DAY OLD  The display will read  SET REFERENCE IS RECOMMENDED    LATER NOW       e Pressing the  LATER  soft key allows you to omit setting references and use the old reference  values     e Pressing the  NOW  soft key allows you to access the  TURBO REFERENCES  screen and select the  desired option as follows     Turbo References                       gt   Insertion Loss  gt    Self Referencing  gt     Loop Back to OPM port  screen                    gt    Mutual Referencing           Connect Test Port to Unit Z  screen                  gt  114 6 dB REF   gt     Connect 14 6 Ref Cable  screen     gt   WRAP MANDREL m gt          Mandrel  screen                        Note  You may also access the  TUR
    
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