E364xA Dual Output DC Power Supplies
User’s and Service Guide
197
8 Service and Maintenance
Overview 198
Operating Checklist 199
Types of Services Available 200
Repacking for Shipment 200
Electrostatic Discharge (ESD) Precautions 201
Surface Mount Repair 201
Replacing the Power-Line Fuse 201
Troubleshooting Hints 202
Self-Test Procedures 204
General Disassembly 206
Recommended Test Equipment 207
Test Considerations 209
Operation Verification and Performance Tests 210
Measurement Techniques 211
Constant Voltage (CV) Verifications 214
Constant Current (CC) Verification 222
Common Mode Current Noise 228
Performance Test Record 229
Calibration Reference 231
General Calibration or Adjustment Procedure 233
Calibration Record 239
Calibration Error Messages 241
Component Locator Diagram 243
This chapter contains procedures to verify that the power supply is operating
normally and is within published specifications.
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