Agilent Technologies E3630A service manual

Contents

Main I SAFETY SUMMARY ! Page GENERAL INFORMATION SAFETY CONSIDERATIONS SAFETY AND EMC REQUIREMENTS INSTRUMENT AND MANUAL IDENTIFICATION OPTIONS LINE FUSE SPECIFICATIONS Table 1. Specifications AC INPUT DC OUTPUT and OVERLOAD PROTECTION TRACKING ACCURACY INSTALLATION INITIAL INSPECTION Figure 2. Front-Panel Controls and Indicators Mechanical Check Electrical Check TURN -ON CHECKOUT PROCEDURE OPERATION Tracking Ratio Control Overload Protection Circuits Operation Beyond Rated Output LOAD CONSIDERATIONS PULSE LOADING REVERSE CURRENT LOADING OUTPUT CAPACITANCE REVERSE VOLTAGE PROTECTION Page SERVICE INFORMATION Figure A-1. Block Diagram PRINCIPLES OF OPERATION (Block Diagram Overview) MAINTENANCE Test Equipment Required Table A-1. Test Equipment Required TYPE REQUIRED CHARACTERISTICS USE RECOMMENDED MODEL Operation Verification Tests Table A-1. Test Equipment Required (Contd) PERFORMANCE TESTS Before appl in power to the suppl , make certain that its line volta Rated Output, Tracking, Meter Accuracy, and Cur- rent Limit Figure A-5. Output Current, Test Set UP Load Re ulation (Load Effect) ure A-6. Basic Test Setup Line Re ulation (Source Effect) Common Mode Current (CMI) Load Transient Response Time Figure A-8. Load Transient Response Time Waveform Stability (Drift) TROUBLESHOOTING Initial Troubleshooting Procedure Open Fuse Troubleshooting Table A-2. Miscellaneous Troubles SYMPTOM CHECK - PROBABLE CAUSE Table A-3. Initial Trobleshooting Procedure STEP ACTION RESPONSE NEXT ACTION Table A-4. Bias and Reference Voltage Check STEP ACTION RESPONSE NEXT ACTION Table A-5. +20V Supply Troubleshooting Table A-5. +20V Supply Troubleshooting (Contd) Table A-6. -20V Supply Troubleshooting Table A-7. +6V Supply Troubleshooting Table A-8. +20V Preregulator/Control Circuit Troubleshooting STEP ACTION RESPONSE PROBABLE CAUSE Table A-9. -20V Preregulator/Control Circuit Troubleshooting STEP ACTION RESPONSE PROBABLE CAUSE ADJUSTMENT AND CALIBRATION Current Limit Adjustment Meter Calibration REPLACEABLE PARTS ORDERING INFORMATION Table A-10. Reference Designators Table A-11. Code List of Manufacturers CODE MANUFACTURER ADDRE SS Page Page Page Page I CERTIFICATION WARRANTY LIMITATION OF WARRANTY EXCLUSIVE REMEDIES DECLARATION OF CONFORMITY