EXFO FVA-60B Скачать руководство пользователя

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FVA-60B

6 Troubleshooting

Solutions to Common Problems

Finding Information on the EXFO Web Site

The EXFO Web site provides answers to frequently asked questions (FAQs)
regarding the use of your FVA-60B Variable Optical Attenuator.

To access FAQs:
1.

Type the following address in your Internet browser:

www.exfo.com

Click on the

Support

tab.

Click on

FAQs

and follow the on-screen instructions. You will be given a list of

questions pertaining to your subject.

The EXFO Web site also provides the product’s most recent technical specifications.

Problem

Solution

Display is blank

➤

Press

on/off

➤

Verify and connect AC
adapter/charger.

➤

Replace 9 V battery.

➤

Plug in AC adapter/charger.

LO BAT

is displayed

➤

Plug in AC adapter/charger.

LO BAT

is flashing

➤

Plug in AC adapter/charger.

➤

Replace 9 V battery.

Display shows

-00.00

➤

Press

atten./rel.

Questionable attenuation

➤

Switch input and output power.

➤

Switch to the correct wavelength on all
instruments being used.

FVA-60B

6 Troubleshooting

Solutions to Common Problems

Finding Information on the EXFO Web Site

The EXFO Web site provides answers to frequently asked questions (FAQs)
regarding the use of your FVA-60B Variable Optical Attenuator.

To access FAQs:
1.

Type the following address in your Internet browser:

www.exfo.com

Click on the

Support

tab.

Click on

FAQs

and follow the on-screen instructions. You will be given a list of

questions pertaining to your subject.

The EXFO Web site also provides the product’s most recent technical specifications.

Problem

Solution

Display is blank

➤

Press

on/off

➤

Verify and connect AC
adapter/charger.

➤

Replace 9 V battery.

➤

Plug in AC adapter/charger.

LO BAT

is displayed

➤

Plug in AC adapter/charger.

LO BAT

is flashing

➤

Plug in AC adapter/charger.

➤

Replace 9 V battery.

Display shows

-00.00

➤

Press

atten./rel.

Questionable attenuation

➤

Switch input and output power.

➤

Switch to the correct wavelength on all
instruments being used.

FVA-60B

6 Troubleshooting

Solutions to Common Problems

Finding Information on the EXFO Web Site

The EXFO Web site provides answers to frequently asked questions (FAQs)
regarding the use of your FVA-60B Variable Optical Attenuator.

To access FAQs:
1.

Type the following address in your Internet browser:

www.exfo.com

Click on the

Support

tab.

Click on

FAQs

and follow the on-screen instructions. You will be given a list of

questions pertaining to your subject.

The EXFO Web site also provides the product’s most recent technical specifications.

Problem

Solution

Display is blank

➤

Press

on/off

➤

Verify and connect AC
adapter/charger.

➤

Replace 9 V battery.

➤

Plug in AC adapter/charger.

LO BAT

is displayed

➤

Plug in AC adapter/charger.

LO BAT

is flashing

➤

Plug in AC adapter/charger.

➤

Replace 9 V battery.

Display shows

-00.00

➤

Press

atten./rel.

Questionable attenuation

➤

Switch input and output power.

➤

Switch to the correct wavelength on all
instruments being used.

Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com

Содержание FVA-60B

Страница 1: ...excess underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demos In stock Ready to ship TAR certified secure asset solutions Expert team I Trust guarantee I 100 satisfaction All trademarks brand names and brands appearing herein are the property of their respe...

Страница 2: ...ars the symbol the said equipment complies with the applicable European Union Directive and Standards mentioned in the Declaration of Conformity Variable Optical Attenuator FVA 60B User Guide P N 1011968 April 2002 If the equipment described herein bears the symbol the said equipment complies with the applicable European Union Directive and Standards mentioned in the Declaration of Conformity Vari...

Страница 3: ... parties that may result from its use No license is granted by implication or otherwise under any patent rights of EXFO EXFO s Commerce And Government Entities CAGE code under the North Atlantic Treaty Organization NATO is 0L8C3 The information contained in this publication is subject to change without notice 2002 EXFO Electro Optical Engineering Inc Words that EXFO considers trademarks have been ...

Страница 4: ...oftware 11 Installing the Software 11 Connecting the RS 232 Interface Cable 12 Starting the Interface Application 12 Using the Interface Application 12 Understanding the General Operation Menu 12 Understanding the Program Menu 13 Viewing Source Files 13 Using Interface Commands 14 5 Maintenance 15 Cleaning the Front Panel 15 Cleaning Fixed Connectors 16 Cleaning Connectors Equipped with EUI EUA Ad...

Страница 5: ...nformation 25 Liability 25 Exclusions 26 Certification 26 Service and Repairs 26 EXFO Service Centers Worldwide 27 A Technical Specifications 29 Contents iv 7 Warranty 25 General Information 25 Liability 25 Exclusions 26 Certification 26 Service and Repairs 26 EXFO Service Centers Worldwide 27 A Technical Specifications 29 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE w...

Страница 6: ...uipment This unit has been tested and found to comply with the limits for a Class A digital device Please refer to the Declaration of Conformity Independent Laboratory Testing This unit has undergone extensive testing according to the European Union Directive and Standards All pre qualification tests were performed internally at EXFO while all final tests were performed externally at an independen...

Страница 7: ...ectrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements EN 55011 1993 Limits and methods of measurement of radio disturbance characteristics of industrial scientific and medical equipment EN 50082 2 1995 Electromagnetic Compatib ility Generic immunity standard Part 2 Industrial Environment I the undersigned hereby declare that the equipment specified above conform...

Страница 8: ...gram setup and execution Secondary function shift key activated Ni MH battery pack being recharged Various information during program and step size setup 9 V battery operation Calibration in progress Ni MH battery operation AC charger adapter operation Total attenuation dB in Absolute mode Relative attenuation dB in relative or X B mode Flashes if low Ni MH and 9 V batteries on off program shift e...

Страница 9: ...vates Wavelength Programming mode Re positions internal optics to minimum attenuation Activates step size setup and toggles between available step sizes Activates variable step size setup FVA 60B RS 232 12 VDC INPUT OUTPUT Input optical port Supplies DC power to unit and recharges built in Ni MH battery pack Connects unit to PC for remote control via RS 232 interface cable Output optical port Intr...

Страница 10: ...o not proceed unless you understand and meet the required conditions IMPORTANT Refers to any information regarding the operation of the product which you should not overlook Laser Safety Information WARNING Do not install or terminate fibers while a laser source is active Never look directly into a live fiber and ensure that your eyes are protected at all times WARNING Use of controls adjustments ...

Страница 11: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 12: ...he value displayed after calibration is the minimum insertion loss at the selected wavelength Note Performing a calibration sets the FVA 60B to Absolute mode Using the Absolute Mode The Absolute mode displays the current wavelength and attenuation settings It is selected by default when powering on the FVA 60B If the unit was scanning setting a new attenuation value when it was powered off the sca...

Страница 13: ...he sum of X B values where X is the actual attenuation introduced by the unit and B is some offset value possibly a power level or a known system loss The X B mode allows the user to display attenuation readings as any value between 99 95 dB and 99 95 dB To use the X B mode 1 Ensure the unit is in Absolute mode See Using the Absolute Mode on page 5 2 Select the appropriate wavelength by pressing s...

Страница 14: ... displayed Setting Attenuation Step Sizes The unit has four attenuation step sizes that permit different scanning speeds and resolutions 0 05 dB step size and resolution default when powering on the unit 0 2 dB step size and resolution 1 dB step size and resolution User definable step size with 0 05 dB resolution Note Selecting a larger step size allows for faster attenuation scanning Standard Ste...

Страница 15: ...nds to activate program setup A flashing value between 00 and 59 defines the number of attenuation steps in your program Press or to select a number then press program to confirm the selection 3 A flashing value between 00H and 59H defines the number of hours in the time interval Press or to select a number then press program to confirm the selection 4 A flashing value between 00 and 59 defines th...

Страница 16: ...accordance with program parameters Upon completion of the last program step the unit resets the initial attenuation value and the program loops 3 Press shift exit to end program execution Note If your program attempts to set a value beyond the maximum attenuation range the program resets to the first step and loops using only the steps that fall within the range FVA 60B 9 Initiating the Program Ex...

Страница 17: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 18: ... the uncompiled source and header files that were used to create the interface application Note Make a copy of the RS 232 interface floppy disk and keep the original in a safe place To install the application software on your hard disk insert the floppy disk into drive A or B and type the following commands no spaces from the DOS command line C enter CD enter MD FVA60B enter CD FVA60B enter MD LIS...

Страница 19: ...he RS 232 communication is established and the PRINCIPAL MENU screen is displayed you can control the operation of your unit from your PC The attenuation and wavelength settings are always displayed on the upper portion of the screen To activate a menu command use the keyboard arrow keys or type the corresponding letter to highlight the line and press Enter Note Press F1 to call up the help screen...

Страница 20: ...am parameters 1 Highlight the desired parameter 2 Enter a value and press Enter Values outside the allowable range will generate an error message 3 Press the tab to run the attenuation program 4 Press any key to end the program execution Note The program you created does not modify the program that is stored in the unit Viewing Source Files The programming source and header files are included in t...

Страница 21: ...command has been accepted or rejected Accepted values for attenuation must be divisible by 0 05 dB and be within the unit s attenuation range An x in the above table refers to an ASCII digit between 0 and 9 RS 232 commands do not disable the unit s keypad operation However only one function is executed at a time When the unit is in local programming mode flashing display only the last RS 232 comma...

Страница 22: ...e Optical Attenuator regularly to avoid build up of dust dirt and other foreign substances To clean the front panel 1 Gently wipe the front panel with a cloth that has been dampened with soapy water 2 Rinse the front panel with a cloth that has been dampened with water 3 Dry with a clean wiping cloth WARNING Use of controls adjustments and procedures for operation and maintenance other than those ...

Страница 23: ...e drop of isopropyl alcohol 7 Slowly insert the cleaning tip into the connector until it reaches the ferrule inside a slow clockwise rotating movement may help IMPORTANT Alcohol may leave traces if used abundantly Avoid contact between the tip of the bottle and the wiping cloth and do not use bottles that distribute too much alcohol at a time IMPORTANT Isopropyl alcohol takes approximately ten sec...

Страница 24: ...to 9 again but this time with a dry cleaning tip 2 5 mm tip provided by EXFO Note Make sure that you do not touch the soft end of the cleaning tip and verify the cleanliness of the cotton tip 11 Throw out the cleaning tips after one use FVA 60B 17 8 Gently turn the cleaning tip one full turn 9 Continue to turn as you withdraw the cleaning tip 10 Perform steps 7 to 9 again but this time with a dry ...

Страница 25: ... IMPORTANT If any damage occurs to internal connectors the module casing will have to be opened and a new calibration will be required IMPORTANT Alcohol may leave traces if used abundantly Avoid contact between the tip of the bottle and the wiping cloth and do not use bottles that distribute too much alcohol at a time IMPORTANT Isopropyl alcohol takes approximately ten seconds to evaporate Since i...

Страница 26: ...ning tip 2 5 mm tip provided by EXFO with only one drop of isopropyl alcohol 3 Slowly insert the cleaning tip into the adapter until it comes out on the other side a slow clockwise rotating movement may help WARNING DO NOT verify the surface of the connector with a fiber optic microscope WHILE THE UNIT IS ACTIVE Doing so WILL result in permanent eye damage IMPORTANT Alcohol may leave traces if use...

Страница 27: ...o 5 again but this time with a dry cleaning tip 2 5 mm tip provided by EXFO Note Make sure that you do not touch the soft end of the cleaning tip and verify the cleanliness of the cotton tip 7 Throw out the cleaning tips after one use 3 4 5 Maintenance 20 4 Gently turn the cleaning tip one full turn 5 Continue to turn as you withdraw the cleaning tip 6 Perform steps 3 to 5 again but this time with...

Страница 28: ...or window 6 Repeat previous step but this time with a dry cleaning tip or blow dry with compressed air 7 Discard the cleaning tips after one use IMPORTANT To help keep the detectors and adapters clean EXFO recommends that you install protective caps when the unit is not in use You should also clean the fiber ends before every connection IMPORTANT Alcohol may leave traces if used abundantly Avoid c...

Страница 29: ...olarity 4 Close the battery compartment door and replace the holster Recalibrating the Unit If a calibration due date is not indicated on the calibration label this means that the calibration certificate for your FVA 60B Variable Optical Attenuator has been modified in conformity with the ISO IEC 17025 Standard EXFO recommends that an annual calibration be performed on your FVA 60B Variable Optica...

Страница 30: ...ist of questions pertaining to your subject The EXFO Web site also provides the product s most recent technical specifications Problem Solution Display is blank Press on off Verify and connect AC adapter charger Replace 9 V battery Plug in AC adapter charger LO BAT is displayed Plug in AC adapter charger LO BAT is flashing Plug in AC adapter charger Replace 9 V battery Display shows 00 00 Press at...

Страница 31: ...sportation Maintain a temperature range within specifications when transporting the unit Transportation damage can occur from improper handling The following steps are recommended to minimize the possibility of damage Pack the unit in the original packing material when shipping Avoid high humidity or large temperature fluctuations Keep the unit out of direct sunlight Avoid unnecessary shock and vi...

Страница 32: ...IAL DAMAGES Liability EXFO shall not be liable for damages resulting from the use of the purchased product nor shall be responsible for any failure in the performance of other items to which the purchased product is connected or the operation of any system of which the purchased product may be a part EXFO shall not be liable for damages resulting from improper usage or unauthorized modification of...

Страница 33: ...onnel will issue a Return Merchandise Authorization RMA number and an address for return 3 If the unit has an internal storage device do a backup of your data before sending the unit for repairs 4 Pack the equipment in its original shipping material Be sure to include a statement or report fully detailing the defect and the conditions under which it was observed 5 Return the equipment prepaid to t...

Страница 34: ...3 1 40 83 04 42 europe service exfo com Beijing OSIC EXFO Service Center No 1754 1755 Beijing New Century Hotel Office Tower No 6 Southern Capital Gym Road Beijing 100044 P R CHINA Tel 86 10 6849 2738 Fax 86 10 6849 2662 beijing service exfo com EXFO Asia Pacific Service Center 151 Chin Swee Road 03 29 Manhattan House SINGAPORE 169876 Tel 65 333 8241 Fax 65 333 8242 asiapacific service exfo com Bu...

Страница 35: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Страница 36: ...imum dB 70 65 65 65 Insertion loss2 3 dB typical 2 5 2 5 2 5 2 5 maximum 3 5 4 0 4 0 4 0 Resolution dB 0 05 0 05 0 05 0 05 Linearity4 dB 0 15 0 15 0 15 0 15 Repeatability dB typical 0 03 0 03 0 03 0 03 maximum 0 10 0 10 0 10 0 10 Return loss2 dB typical 45 27 27 27 minimum 40 20 20 20 General Specifications NOTES 1 At 23 C 2 C unless otherwise specified 2 At 1310 nm and 1510 nm for singlemode fibe...

Страница 37: ...quipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentation Artisan Scientific Corporation dba Artisan Technology Group is not an affiliate representative or authorized distributor for any manufacturer listed herein We re here to make your life easier How...

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