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Fluke MultiFiber Pro, User Manual

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Summary of Contents for MultiFiber Pro

Page 1: ...May 2012 Rev 3 8 2015 2012 2015 Fluke Corporation All product names are trademarks of their respective companies MultiFiber Pro Optical Power Meter and Fiber Test Kits Users Manual ...

Page 2: ...und of the purchase price free of charge repair or replacement of a defective product which is returned to a Fluke Networks authorized service center within the warranty period To obtain warranty service contact your nearest Fluke Networks authorized service center to obtain return authorization information then send the product to that service center with a description of the difficulty postage a...

Page 3: ...Base 1 Contacting Fluke Networks 2 Safety Information 2 Kit Contents 4 Battery Installation Life and Status 4 Keys and Connectors 5 Display Features 6 How to Change User Preferences 9 Polarity Detection 10 2 kHz Mode 10 Auto Wavelength Function 11 How to Clean MTP MPO Connectors 11 ...

Page 4: ...Loss Measurements 16 About the Reference 17 Set the Reference for Loss Measurements 17 Measure Loss 20 Loss Measurements on 8 and 10 Fiber Cables 23 If Loss is Negative 23 How to Identify Cables or Fibers 24 Memory Functions 25 View Records 25 Delete Records 26 Upload Records to a PC 28 Maintenance 29 Clean the Meter and Source 29 See the Software Version and Calibration Date 30 Update the Softwar...

Page 5: ...Contents iii Specifications 32 Environmental 32 Meter 33 Sources 35 Calibration Cycle 36 1 year 36 Appendix A Polarities for MTP MPO Connections 37 Appendix B Reference and Test Connections 41 ...

Page 6: ...MultiFiber Pro Optical Power Meter and Fiber Test Kits Users Manual iv ...

Page 7: ...ions for Power Measurements 13 7 Power Measurement Display 14 8 Reference Connections for Multimode Permanent Links with Unpinned MTP MPO Connectors 19 9 Connections for Loss Measurements on Type A Multimode Permanent Links with Unpinned MTP MPO Connectors 21 10 Loss Measurement Display 22 11 View Record Display loss measurement shown 27 12 Connecting to a PC 29 A 1 Connections for Types A B and C...

Page 8: ...5 B 5 Reference Connections for Multimode Permanent Links with Pinned and Unpinned MTP MPO Connectors 46 B 6 Connections for Loss Measurements on Type A Multimode Permanent Links with Unpinned and Pinned MTP MPO Connectors 47 B 7 Connections for Loss Measurements on Type B Multimode Permanent Links with Unpinned and Pinned MTP MPO Connectors 48 B 8 Connections for Loss Measurements on Type C Multi...

Page 9: ...s with Pinned MTP MPO Connectors when Links are Used with Corning Plug Play Universal Systems 54 B 14 Reference Connections for Multimode Fiber Modules with Pinned MTP MPO Connectors 55 B 15 Connections for Loss Measurements on a Straight Through Multimode Fiber Module with a Pinned MTP MPO Connector 56 B 16 Connections for Loss Measurements on a Multimode Corning Plug Play Universal Systems Modul...

Page 10: ...MultiFiber Pro Optical Power Meter and Fiber Test Kits Users Manual viii ...

Page 11: ... nm The meter stores the loss or power measurements for up to 250 12 fiber cables You can use LinkWare PC software to upload the records to a PC and create professional quality test reports You can download LinkWare PC from the Fluke Networks website Registration Registering your product with Fluke Networks gives you access to valuable information on product updates troubleshooting tips and other ...

Page 12: ... hazardous radiation Do not put products containing circuit boards into the garbage Dispose of circuits boards in accordance with local regulations Conforms to requirements of European Union directives Safety requirements for electrical equipment for measurement control and laboratory use Conforms to relevant Australian EMC standards Conforms to relevant North American safety standards Listed by t...

Page 13: ...y leakage can damage the Product The battery door must be closed and locked before you operate the Product Repair the Product before use if the battery leaks Replace the batteries when the low battery indicator shows to prevent incorrect measurements Be sure that the battery polarity is correct to prevent battery leakage Do not disassemble or crush battery cells and battery packs Do not put batter...

Page 14: ...cords and adapters Type A components correctly align the angles in the connectors Do not connect the source to an active network Doing so can disrupt network operations After you turn on the source let it warm up for 10 minutes before use Allow additional time if the source has been stored above or below ambient temperature Kit Contents For a list of the contents of your MultiFiber Pro kit see the...

Page 15: ...2 5 seconds See item in Figure 3 on page 6 Source To see modes for the source hold down for 2 5 seconds See item in Figure 4 on page 8 MTP MPO connector with self closing protective cover Caution For correct measurements connect only APC connectors to the singlemode sources Connect only non APC connectors to the multimode source You can connect APC or non APC connectors to the meter USB port for u...

Page 16: ...e How to Measure Optical Power on page 12 SET REF Use this mode to set the reference for loss measurements See Set the Reference for Loss Measurements on page 17 LOSS Use this mode to measure loss See How to Measure Loss on page 16 LOSS LIMIT Select this to set the limit for loss measurements See Set the Limit for Loss Measurements on page 16 VIEW RECORD Use this mode to see and delete saved resul...

Page 17: ...s press to scroll through the measurements for the channels When the source is not in auto wavelength mode press to change the wavelength DELETE In VIEW RECORD mode use DELETE to delete the selected record or all records See Delete Records on page 26 Numeric display with units for loss dB and power measurements mW µW dBm REF reference Shows when you save the reference level See Set the Reference f...

Page 18: ...h identifier and the meter changes its wavelength setting to agree with the source When only shows you must press on the meter to select the correct wavelength See page Auto Wavelength Function on page 11 This icon shows when the meter is connected to a PC through the USB port GUE04 EPS Figure 4 Source Display Features ...

Page 19: ...entify Cables or Fibers on page 24 SET Lets you change the wavelength when AUTO is OFF Shows the channel that is active CHANNEL When SCAN ALL is OFF press or to change the channel Numeric display for the wavelength When the batteries are low the low battery icon flashes How to Change User Preferences Table 2 describes the user preferences you can set for the meter and source To set user preference...

Page 20: ... modules have the Corning Plug Play Universal Systems method of polarity management See Figure B 16 on page 57 2 kHz Mode The source has a 2 kHz modulated output mode that you can use to identify fibers See How to Identify Cables or Fibers on page 24 Table 2 User Preferences Setting Choices Turn the backlight off or on The meter and source turn off automatically if you do not press any keys for th...

Page 21: ...o OFF How to Clean MTP MPO Connectors Always clean and inspect endfaces in fiber connectors before you make connections Fluke Networks recommends that you use a mechanical cleaner such as the Fluke Networks IBC OneClick Cleaner to clean connectors To use a OneClick cleaner to clean MTP MPO connectors Caution To prevent damage to the device and to connectors and to keep contamination off of endface...

Page 22: ...optical test equipment The meter can show power measurements in watts or dBm To change the unit for power measurements 1 On the meter hold down for 2 5 seconds to enter setup mode 2 With the cursor next to POWER press then press or to select W watts or dBm decibels relative to 1 milliwatt The meter automatically shows watts as milliwatts mW or microwatts µW 3 To save the setting and exit setup mod...

Page 23: ...etwork interface card the power level can change when the data rate changes 2 kHz flashes and you cannot save measurements if the meter is connected to a MultiFiber Pro source that is set to 2 kHz mode 6 To save the measurements make sure the meter has done a scan through all 12 channels then press SAVE The meter briefly shows the record number and OK The record number shown is for fiber number 12...

Page 24: ...e bargraphs as necessary The channel for the measurement shown To change the channel press POLARITY The polarity of the connections between the meter and source Note The polarity indication shows on the meter only when the source s SCAN ALL function is on and all fibers are connected A B C The connections use a standard method A B or C See Figure A 1 on page 38 POLARITY The connections do not use ...

Page 25: ...meter measures power These sections switch between the wavelength that the meter measures nm shows and the record number for the next record you save RECORD shows AUTO shows when the source transmits a wavelength identifier and the meter changes its wavelength setting to agree with the source When only shows you must press on the meter to select the correct wavelength See page Auto Wavelength Func...

Page 26: ...ble A typical minimum loss of a high quality cord with MPO connectors is 0 35 dB Set the Limit for Loss Measurements The meter compares loss measurements to a limit to give a status of OK or to the measurements If a measurement for a channel exceeds the limit flashes the bargraph for that channel flashes and the bargraph shows an oval above the limit line on the display You can set the limit from ...

Page 27: ... APC connectors to the multimode source For singlemode links with APC connectors you must use Type A test cords and adapters Type A components correctly align the angles in the connectors 1 Clean the connectors on the meter source and a test cord 2 Turn on the meter and source and let them warm up for 10 minutes Allow more time if the equipment has been stored above or below ambient temperature 3 ...

Page 28: ...wer measurement on a channel is different from the measurement on an adjacent channel by 3 dB or more This usually shows that a connection is bad a connector is dirty or fiber or connector on the patch cord is bad Clean and inspect all connectors then do the reference procedure again 6 To save the reference measurements press SAVE The meter saves the measurements and the display briefly shows OK a...

Page 29: ...ctors Caution Do not disconnect test cord 1 from the source after you set the reference Meter Source Type B Test cord 1 Pinned Pinned Use one test cord to set the reference Disconnect test cord 1 from the meter then connect cord 2 to the meter Type B Test cord 2 Pinned Pinned Type B Test cord 1 Pinned Pinned Meter Source ...

Page 30: ...u must set the reference again to make sure the loss measurements are reliable For singlemode links with APC connectors you must use Type A test cords and adapters Type A components correctly align the angles in the connectors 5 On the source select these settings SCAN ALL ON MODE 2 kHz does not show 6 On the meter press to make LOSS show Figure Figure 10 on page 22 shows the display for loss meas...

Page 31: ... 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 Caution Do not disconnect test cord 1 from the source after you set the reference Meter Source Type A adapter Key down Key up Unpinned Pinned Pinned Unpinned Type A adapter Key down Key up Type A Fiber link Type B Testcord 2 Pinned Pinned Type B Test cord1 Pinned Pinned Source channel Meter channel Meter shows POLARITY A ...

Page 32: ...ceeds the limit the oval above the line is on and the bargraph for that channel flashes flashes when the loss for any channel exceeds the limit The channel for the measurement shown To change the channel press CHANNEL POLARITY The polarity of the connections between the meter and source Note The polarity indication shows on the meter only when the source s SCAN ALL function is on and all fibers ar...

Page 33: ...hen the meter measures loss These sections switch between the wavelength that the meter measures nm shows and the record number for the next record you save RECORD shows AUTO shows when the source transmits a wavelength identifier and the meter changes its wavelength setting to agree with the source See Auto Wavelength Function on page 11 Loss Measurements on 8 and 10 Fiber Cables The meter lets y...

Page 34: ...ce If loss is negative set the reference again then measure loss again How to Identify Cables or Fibers You can use the 2 kHz modulated signal from the source to identify cables or fibers at patch panels The meter shows 2 kHz on the display when it detects the modulated signal To use the 2 kHz mode to identify cables or fibers Caution For correct measurements connect only APC connectors to the sin...

Page 35: ...d contains the measurement for one fiber in a 12 fiber cable for a maximum of 3000 records For example records 1 through 12 contain the measurements for the 12 fibers in one cable and records 13 24 contain the measurements for the 12 fibers in the next cable If memory is full the meter shows and when you try to save measurements View Records 1 Hold down for 2 5 seconds press to put the cursor next...

Page 36: ... The display shows DELETE To exit the delete mode and not delete the records press or 4 Hold down DELETE until OK shows The 12 fibers show for their measurements and no bargraphs show 5 To exit the view record mode press To delete all the records in memory 1 Hold down until the setup menu shows press to put the cursor next to VIEW RECORD then press 2 Hold down DELETE until the display shows DELETE...

Page 37: ...nnel press or POLARITY The polarity used for the connections between the meter and source To change the channel for the measurement shown press or Use DELETE to delete records See Delete Records on page 26 The measurement for the selected channel To see the measurement for the next channel press or If the 12 records for a cable have been deleted shows for each channel The fiber number The record n...

Page 38: ...er Pro Delete All Tests in Memory Upload Records to a PC 1 Install the latest version of LinkWare PC software on your PC You can download LinkWare PC from the Fluke Networks website 2 Turn on the meter 3 Connect the meter to the PC with the USB cable provided as shown in Figure 12 4 Start LinkWare PC software on the PC 5 Click Import on the LinkWare PC tool bar then select MultiFiber Pro 6 Enter p...

Page 39: ...warranty and might compromise its safety features Use only specified replacement parts for user replaceable items Use only Fluke Networks authorized service centers Clean the Meter and Source Clean the display with glass cleaner and a soft lint free cloth Clean the case with a soft cloth dampened with water or water and a mild soap Caution To prevent damage to the display or the case do not use so...

Page 40: ... four small digits show the day and month DDMM of the last calibration Update the Software Caution To prevent unexpected loss of power when you update the software put new batteries in the meter and source if the low battery icon shows Note The software update procedure does not delete the test records in the meter or the user preferences in the meter or source 1 Install the latest version of Link...

Page 41: ... PC menu select Utilities MultiFiber Pro Software Update find and select the update file then click Open The meter or source display shows during the installation process 6 To make sure the update was installed correctly look at the software versions on the meter and source See See the Software Version and Calibration Date on page 30 ...

Page 42: ...rtable IEC CISPR 11 Group 1 Class A Group 1 have intentionally generated and or use conductively coupled radio frequency energy which is necessary for the internal functioning of the equipment itself Class A equipment is suitable for use in non domestic locations and or directly connected to a low voltage power supply network Operating temperature Storage temperature Operating humidity Operating a...

Page 43: ...ment uncertainty 0 35 dB2 Power measurement repeatability 0 10 dB2 Display resolution dB or dBm 0 01 dB Power display units dBm mW μW User selectable limit for loss 0 05 dB to 50 0 dB in increments of 0 05 dB up to 10 0 dB and 0 1 dB up to 50 0 dB Auto wavelength detection Yes Polarity detection Detects A B C and Corning Plug Play Universal Systems polarities 1 For 850 nm 0 dBm to 50 dBm For 1300 ...

Page 44: ... 50 μm and singlemode fibers PC or APC Connector has a self closing protective cover Power requirement 2 AA alkaline batteries Battery life3 30 hours typical Automatic power off 10 20 30 or 60 minutes can be disabled by the user Low battery warning Low battery icon blinks Size 5 8 in x 3 2 in x 1 6 in 14 7 cm x 8 0 cm x 4 0 cm Weight 10 9 oz 309 g 3 Measured power levels 0 dBm Backlight on Battery...

Page 45: ... over 8 hours5 Laser safety IEC 60825 1 Class 1 Encircled flux Meets TIA 455 526 14B ISO IEC 14763 3 and IEC 61280 4 1 for 50 125 μm at the source s optical connector NA Optical connector MTP MPO interface for 12 fiber unpinned plugs Compatible with 62 5 μm and 50 μm fibers non APC only Connector has a self closing protective cover MTP MPO interface for 12 fiber unpinned plugs Compatible with 9 μm...

Page 46: ...irement 2 AA alkaline batteries Battery life6 30 hours typical Automatic power off 10 20 30 or 60 minutes can be disabled by the user Low battery warning Low battery icon blinks Size 5 8 in x 3 2 in x 1 6 in 14 7 cm x 8 0 cm x 4 0 cm Weight 11 4 oz 323 g 6 Auto wavelength SCAN ALL and backlight on Battery life depends on the condition and type of batteries used Fluke Networks recommends alkaline b...

Page 47: ...th MTP MPO connectors The POLARITY indication on the meter shows A B C for these polarities The meter shows UNIV for the Corning Plug Play Universal Systems method of polarity management See Figure B 16 on page 57 Note The polarity indication shows on the meter only when the source s SCAN ALL function is on and all fibers are connected ...

Page 48: ...6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 2 1 4 3 6 5 8 7 10 9 12 11 12 11 10 3 2 1 1 2 3 10 11 12 1 2 3 10 11 12 1 2 3 10 11 12 1 2 3 10 11 12 11 12 9 4 1 2 Type A Type B Type C Source channel Meter channel Source channel Meter channel Source channel Meter channel ...

Page 49: ...ns for the Corning Plug Play Universal Systems Method 1 12 1 3 5 7 9 11 12 10 8 6 4 2 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 12 Pinned MTP MPO connector MTP MPO connector Single fiber connectors Signal paths inside the module ...

Page 50: ...MultiFiber Pro Optical Power Meter and Fiber Test Kits Users Manual 40 ...

Page 51: ...e connections to make to set the reference and measure loss on MTP MPO links with pinned and unpinned connectors Caution For singlemode links with APC connectors you must use Type A test cords and adapters Type A components correctly align the angles in the connectors ...

Page 52: ... Unpinned MTP MPO Connectors Caution Do not disconnect test cord 1 from the source after you set the reference Type B Test cord 1 Pinned Pinned Use one test cord to set the reference Disconnect test cord 1 from the meter then connect test cord 2 to the meter Type B Test cord 2 Pinned Pinned Type B Test cord 1 Pinned Pinned Meter Source Meter Source ...

Page 53: ... 1 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 Caution Do not disconnect test cord 1 from the source after you set the reference Meter Source Type A adapter Key down Key up Unpinned Pinned Pinned Unpinned Type A adapter Key down Key up Type A Fiber link Type B Test cord 2 Pinned Pinned Type B Test cord 1 Pinned Pinned Source channel Meter channel Meter shows POLARITY A ...

Page 54: ... 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 12 1 1 12 12 1 1 12 Meter Source Type B Fiber link Type B Test cord 2 Pinned Pinned Type B adapter Key up Key up Unpinned Pinned Pinned Unpinned Type B adapter Key up Key up Type B Test cord 1 Pinned Pinned Source channel Meter channel Caution Do not disconnect test cord 1 from the source after you set the reference Meter shows POLARITY B ...

Page 55: ...7 10 9 12 11 1 2 3 4 5 6 7 8 9 10 11 12 12 1 12 1 2 11 2 11 Meter Source Type C Fiber link Type B Test cord 2 Pinned Pinned Type A adapter Key down Key up Unpinned Pinned Pinned Unpinned Type A adapter Key down Key up Type B Test cord 1 Pinned Pinned Source channel Meter channel Caution Do not disconnect test cord 1 from the source after you set the reference Meter shows POLARITY C ...

Page 56: ... and Unpinned MTP MPO Connectors Caution Do not disconnect test cord 1 from the source after you set the reference Type B Test cord 1 Pinned Pinned Use one test cord to set the reference Disconnect test cord 1 from the meter then connect test cord 2 to the meter Type B Test cord 2 Pinned Unpinned Type B Test cord 1 Pinned Pinned Meter Source Meter Source ...

Page 57: ...6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 12 1 12 1 1 12 1 12 Meter Source Type A Fiber link Type B Test cord 2 Pinned Unpinned Type A adapter Key down Key up Unpinned Pinned Unpinned Pinned Type A adapter A Key down Key up Type B Test cord 1 Pinned Pinned Source channel Meter channel Caution Do not disconnect test cord 1 from the source after you set the reference Meter shows POLARITY A ...

Page 58: ...ctors 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 12 1 1 12 12 1 1 12 Meter Source Type B Fiber link Type B Test cord 2 Pinned Unpinned Type B adapter Key up Key up Unpinned Pinned Unpinned Pinned Type B adapter Key up Key up Type B Test cord 1 Pinned Pinned Source channel Meter channel Caution Do not disconnect test cord 1 from the source after you set the reference Meter shows POLARITY...

Page 59: ... 2 11 2 11 2 1 4 3 6 5 8 7 10 9 12 11 1 2 3 4 5 6 7 8 9 10 11 12 Meter Source Type C Fiber link Type B Test cord 2 Pinned Unpinned Type A adapter Key down Key up Unpinned Pinned Unpinned Pinned Type A adapter Key down Key up Type B Test cord 1 Pinned Pinned Source channel Meter channel Caution Do not disconnect test cord 1 from the source after you set the reference Meter shows POLARITY C ...

Page 60: ...d 1 from the source after you set the reference Use two test cords and one adapter to set the reference Disconnect test cord 2 from the adapter then connect test cord 3 to the adapter Type B Test cord 2 Pinned Unpinned Type B Test cord 1 Pinned Pinned Meter Source Type B Test cord 1 Pinned Pinned Type B Test cord 2 Pinned Unpinned Type B Test cord 3 Unpinned Unpinned Type B adapter Key up Key up M...

Page 61: ...2 12 1 1 12 1 12 1 12 1 12 1 12 Caution Do not disconnect test cord 1 from the source after you set the reference Type A Fiber link Type B Test cord 2 Pinned Unpinned Type A adapter Key down Key up Unpinned Pinned Type B adapter Key up Key up Type B Test cord 1 Pinned Pinned Pinned Type A adapter Key down Key up Pinned Type B Test cord 3 Unpinned Unpinned Source channel Meter channel Meter Source ...

Page 62: ...6 7 8 9 10 11 12 12 1 1 12 12 1 1 12 1 12 12 1 Meter Source Type B Fiber link Type B Test cord 2 Pinned Unpinned Type B adapter Key up Key up Unpinned Pinned Type B adapter Key up Key up Type B Test cord 1 Pinned Pinned Pinned Type B adapter Key up Key up Pinned Type B Test cord 3 Unpinned Unpinned Source channel Meter channel Caution Do not disconnect test cord 1 from the source after you set the...

Page 63: ...11 1 2 3 4 5 6 7 8 9 10 11 12 Meter Source Type C Fiber link Type B Test cord 2 Pinned Unpinned Type A adapter Key down Key up Unpinned Pinned Type B adapter Key up Key up Type B Test cord1 Pinned Pinned Pinned Type A adapter Key down Key up Pinned Type B Test cord 3 Unpinned Unpinned Source channel Meter channel Caution Do not disconnect test cord 1 from the source after you set the reference Met...

Page 64: ...ms 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 Meter Source Type B Fiber link Type B Test cord 2 Pinned Unpinned Type A adapter Key up Key down Unpinned Pinned Type B adapter Key up Key up Type B Test cord 1 Pinned Pinned Pinned Type A adapter Key up Key down Pinned Type B Test cord 3 Unpinned Unpinned Source channel Meter channel Caution Do not disconnect test cord 1 from the source aft...

Page 65: ...om the source after you set the reference Use two test cords and one adapter to set the reference Disconnect test cord 2 from the adapter then connect the breakout cable to the adapter Type B Test cord 2 Pinned Unpinned Type B Test cord 1 Pinned Pinned Meter Source Type B Test cord 1 Pinned Pinned Type B Test cord 2 Pinned Unpinned Breakout cable Type B adapter Key up Key up Meter Source ...

Page 66: ...Connector 1 12 1 12 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 12 1 12 1 1 12 Meter Source Straight through Type B Test cord 2 Pinned Unpinned Unpinned Type B Test cord 1 Pinned Pinned Unpinned Pinned Type B adapter Key up Key up Pinned Breakout cable Source channel Meter channel Caution Do not disconnect test cord 1 from the source after you set the reference Meter shows POLARITY B ...

Page 67: ...2 3 4 5 6 7 8 9 10 11 12 12 1 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 12 Meter Source Type B Test cord Pinned Unpinned Unpinned Type B Test cord Pinned Pinned Unpinned Pinned Type B adapter Key up Key up Pinned Breakout cable Source channel Meter channel Signal paths inside the module Caution Do not disconnect test cord 1 from the source after you set the reference Meter shows UNIV...

Page 68: ...MultiFiber Pro Optical Power Meter and Fiber Test Kits Users Manual 58 ...

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