Agilent 83430-90011 - Manuals

Contents Contents-1 The Agilent 83430A—At a Glance iii 1 Getting Started Step 1. Inspect the Shipment 1-4Step 2. Check the Fuse 1-6Step 3. Connect the Line-Power Cable 1-8Step 4. Turn on the Agilent 83430A 1-10Returning the Instrument for Service 1-11 2 Making Measurements Using the Agilent 83430A 2...

1 Step 1. Inspect the Shipment 1-4 Step 2. Check the Fuse 1-6 Step 3. Connect the Line-Power Cable 1-8 Step 4. Turn on the Agilent 83430A 1-10 Returning the Instrument for Service 1-11 Getting Started

1-4 Getting Started Step 1. Inspect the Shipment Step 1. Inspect the Shipment 1 Verify that all components ordered have arrived by comparing the shipping forms to the original purchase order. Inspect all shipping containers. If your shipment is damaged or incomplete, save the packing materials and n...

1-6 Getting Started Step 2. Check the Fuse Step 2. Check the Fuse C A U T I O N Before connecting the lightwave receiver to the power source, you must set the rear-panel voltage selector correctly to adapt the lightwave receiver to the power source. An improper selector setting can damage the Agilen...

1-11 Getting Started Returning the Instrument for Service Returning the Instrument for Service The instructions in this section show you how to properly return the instru-ment for repair or calibration. Always call the Agilent Technologies Instrument Support Center first to initiate service before r...

2 Using the Agilent 83430A 2-3 Front-panel Features 2-3 Example Uses 2-5 Cleaning Connections for Accurate Measurements 2-9 Making Measurements

2-5 Making Measurements Using the Agilent 83430A Example Uses Testing optical receiver sensitivity You can use the Agilent 83430A to measure the minimum sensitivity of an optical receiver. The following figure shows one possible test setup which uses the following equipment: • Agilent 83430A• Agilen...

2-9 Making Measurements Cleaning Connections for Accurate Measurements Cleaning Connections for Accurate Measurements Today, advances in measurement capabilities make connectors and connec-tion techniques more important than ever. Damage to the connectors on cali-bration and verification devices, te...

2-12 Making Measurements Cleaning Connections for Accurate Measurements The soft core, while allowing precise centering, is also the chief liability of the connector. The soft material is easily damaged. Care must be taken to mini-mize excessive scratching and wear. While minor wear is not a problem...

2-16 Making Measurements Cleaning Connections for Accurate Measurements Visual inspection of fiber ends Visual inspection of fiber ends can be helpful. Contamination or imperfections on the cable end face can be detected as well as cracks or chips in the fiber itself. Use a microscope (100X to 200X ...

2-17 Making Measurements Cleaning Connections for Accurate Measurements To clean a non-lensed connector C A U T I O N Do not use any type of foam swab to clean optical fiber ends. Foam swabs can leave filmy deposits on fiber ends that can degrade performance. 1 Apply pure isopropyl alcohol to a clea...

3-2 Specifications and Regulatory Information Specifications and Regulatory Information Specifications and Regulatory Information This chapter lists specification and characteristics of the instrument. The dis-tinction between these terms is described as follows: • Specifications describe warranted ...

3-3 Specifications and Regulatory Information Specifications Specifications Table 3-1. Center Wavelength Option CenterWavelength Option CenterWavelength Standard 1550 ± 1 nm 462 1546.2 ± 1 nm 130 1310 ± 20 nm 469 1546.92 ± 1 nm 327 1532.68 ± 1 nm 477 1547.72 ± 1 nm 335 1533.47 ± 1 nm 485 1548.51 ± 1...

3-6 Specifications and Regulatory Information Regulatory Information Regulatory Information • Laser Classification: This product contains an IEC LASER Class 1. • This product complies with 21 CFR 1040.10 Class 1, IEC 825-1 Class 1. • This product is designed for use in INSTALLATION CATEGORY II and P...

4 Options 4-2 Front-Panel Fiber-Optic Adapters 4-4 Power Cords 4-5 Agilent Technologies Service Offices 4-6 Reference

4-2 Reference Options Options Table 4-1. Center Wavelength Options Option CenterWavelength Option CenterWavelength Standard 1550 ± 1 nm 462 1546.2 ± 1 nm 130 1310 ± 20 nm 469 1546.92 ± 1 nm 327 1532.68 ± 1 nm 477 1547.72 ± 1 nm 335 1533.47 ± 1 nm 485 1548.51 ± 1 nm 343 1534.25 ± 1 nm 493 1549.32 ± 1...

4-5 Reference Power Cords Power Cords Plug Type Cable Part No. Plug Description Length (in/cm) Color Country 250V 8120-13518120-1703 Straight *BS1363A90° 90/22890/228 GrayMint Gray United Kingdom, Cyprus, Nigeria, Zimba-bwe, Singapore 250V 8120-1369 8120-0696 Straight *NZSS198/ASC90° 79/200 87/221 G...

4-6 Reference Agilent Technologies Service Offices Agilent Technologies Service Offices Before returning an instrument for service, call the Agilent Technologies Instrument Support Center at (800) 403-0801, visit the Test and Measurement Web Sites by Country page at http://www.tm.agilent.com/tmo/cou...

5 General Information 5-4 Electrostatic Discharge Information 5-7 Troubleshooting 5-9 If the output power is low 5-10 To check the line-power fuse 5-11 Performance Tests 5-13 Test 1. Digital Threshold 5-15 Test 2. Frequency Response (ANALOG IN) 5-17 Test 3. Electrical Return Loss (ANALOG IN) 5-20 Te...

5-4 Servicing General Information General Information Whenever you contact Agilent Technologies about your Agilent 83430A, have the complete serial number and option designation available. This will ensure you obtain accurate service information. • Refer to Table 5-1 for a list of internal labels. •...

5-7 Servicing Electrostatic Discharge Information Electrostatic Discharge Information Electrostatic discharge (ESD) can damage or destroy electronic components. All work on electronic assemblies should be performed at a static-safe work station. The following figure shows an example of a static-safe...

5-9 Servicing Troubleshooting Troubleshooting The following procedures are located in this section: If the output power is low 5-10 To check the line-power fuse 5-11 W A R N I N G The opening of covers or removal of parts is likely to expose dangerous voltages. Disconnect the instrument from all vol...

5-10 Servicing Troubleshooting If the output power is low Check for the following common problems: ❒ Clean the OPTICAL OUT connector as described in “Cleaning Connections for Ac- curate Measurements” on page 2-9 . ❒ Perform the adjustment procedures.

5-11 Servicing Troubleshooting To check the line-power fuse 1 Locate the line-input connector on the instrument’s rear panel. 2 Disconnect the line-power cable if it is connected. 3 Use a small flat-blade screwdriver to pry open the fuse holder door. C A U T I O N You must remove the voltage tumbler...

5-13 Servicing Performance Tests Performance Tests The procedures in this section test the Agilent 83430A’s performance using the specifications listed in Chapter 3, “Specifications and Regulatory Informa- tion” as the performance standard. All of the tests are done manually without the aid of a com...

5-15 Servicing Performance Tests Test 1. Digital Threshold 1 Connect the equipment as shown in the following figure. Figure 5-1. Equipment setup

5-24 Servicing Performance Tests Test 5. Eye Quality (DIGITAL IN) This test checks the quality of the eye diagram with a modulation rate of 2.48832 Gb/s. 1 Connect the equipment as shown in the following figure. Figure 5-7. Equipment setup for eye quality

5-26 Servicing Performance Tests Test 6. STM-16/OC-48 Conformance 1 Connect the equipment as shown in the following figure. Figure 5-8. Equipment setup for eye quality 2 Set the pattern generator to the following settings. For step-by-step instructions on setting these values, refer to “Configuring ...

5-33 Servicing Performance Tests Test 9. Output Wavelength 1 Connect the equipment as shown in the following figure. Figure 5-10. Equipment setup for output wavelength 2 Turn on the Agilent 83430A and the optical spectrum analyzer, and allow them to warm up for 30 minutes. 3 Perform a user wavelengt...

5-35 Servicing Performance Tests Configuring the pattern generator This procedure shows you, step-by-step, how to configure the Agilent 70841B pattern generator settings for the performance tests and adjustment proce-dures. It is assumed, that the Agilent 70311A clock source is configured in the mod...

5-36 Servicing Adjustment Procedures Adjustment Procedures Perform the adjustments in this section if the instrument fails any of its per-formance tests. Periodic adjustment is not required to maintain safety. The following adjustment procedures are provided in this section: To remove the instrument...

5-38 Servicing Adjustment Procedures To remove the instrument cover C A U T I O N Electrostatic discharge (ESD) can damage or destroy electronic components. All work on electronic assemblies should be performed at a static-safe work station. Refer to “Electrostatic Discharge Information” on page 5-7...

5-39 Servicing Adjustment Procedures Adjustment 1. Power Supply In this procedure, you’ll adjust both the –12V and +12V supplies. These sup-plies are located on the A3 Power Supply Assembly. Because the +5V ADJ potentiometer is not used in this instrument, it is not adjusted. 1 Connect the line-powe...

5-40 Servicing Adjustment Procedures Figure 5-11. Location of A3 power supply adjustments

5-41 Servicing Adjustment Procedures Adjustment 2. Laser Bias and Control 1 Locate each adjustment potentiometer shown in the following figure. Turn each potentiometer fully counterclockwise. Figure 5-12. Location of A2 main board adjustments

5-44 Servicing Adjustment Procedures 17 Connect the equipment as shown in the following figure. Figure 5-13. Equipment setup for laser bias 18 Turn the Agilent 83430A’s LINE switch on, and clear the Agilent 83480A’s display. 19 On the Agilent 83430A, press the PRESET/VARIABLE button so that the BIAS...

Index Index-1 A AC COUPLED connector, 2-3 ac power cables, 1-9 , 4-5 accessories static-safe, 5-8 accuracy, measurement, iv adapters, 2-4 fiber optic, 4-4 adjustable features, iii adjusting output amplitude, 2-4 wavelength, 2-4 adjustment procedures, 5-36 instrument cover removal, 5-38 laser bias an...