Sequoia / Tahoe Series User Manual California Instruments
xii M447352-01 REV-A
9.2.8 Output Voltage Measurement DC-Negative Gain Alignment, DC-Mode ............................... 275
9.2.9 Output Current Measurement AC Low-Range Gain Alignment, AC-Mode ............................ 275
9.2.10 Output Current Measurement AC High-Range Gain Alignment, AC-Mode ......................... 276
9.2.11 Output Current Measurement AC Low-Range Offset Alignment, AC-Mode ........................ 277
9.2.12 Output Current Measurement AC High-Range Offset Alignment, AC-Mode ....................... 278
9.2.13 Output Current Measurement DC-Positive Low-Range Gain Alignment, DC-Mode ........... 278
9.2.14 Output Current Measurement DC-Positive High-Range Gain Alignment, DC-Mode ........... 279
9.2.15 Output Current Measurement DC-Negative Low-Range Gain Alignment, DC-Mode .......... 280
9.2.16 Output Current Measurement DC-Negative High-Range Gain Alignment, DC-Mode ......... 280
9.2.17 Output Current Measurement Low-Range Offset Alignment, DC-Mode ............................. 281
9.2.18 Output Current Measurement High-Range Offset Alignment, DC-Mode ............................. 282
9.2.19 Output Phase-A Alignment, Output Relative to External SYNC .......................................... 282
9.2.20 Output Phase-A Alignment, Auxiliary Unit Relative to Master Unit (LKS Option Only) ....... 283
9.2.21 Output Phase-B and Phase-C Alignment Relative to Phase-A ........................................... 284
9.2.22 Alignment of External Programming Signal for Output Voltage Waveform/Amplitude ........ 285
9.2.23 Alignment of External Programming Signal for Output Voltage Amplitude, DC Output ....... 286
9.2.24 Alignment of External Programming Signal for Output Voltage Amplitude, AC output ........ 287
9.2.25 Alignment of Output Voltage Monitor, DC output ................................................................ 289
9.2.26 Alignment of Output Voltage Monitor, AC output ................................................................ 290
9.2.27 Alignment of Output Current Monitor, DC output ................................................................ 291
9.2.28 Alignment of Output Current Monitor, AC output ................................................................ 292
9.3 E-LOAD Mode Calibration Procedures.............................................................................................. 292
9.3.1 Preparation for Calibration .................................................................................................... 292
9.3.2 Procedure For Three-Phase AC Synchronization. ................................................................ 294
9.3.3 Procedure For DC Synchronization. ..................................................................................... 295
9.3.4 AC Function DC Current Zero Alignment, AC-Mode ............................................................. 295
9.3.5 AC Function AC Current Zero Alignment, AC-Mode ............................................................. 296
9.3.6 DC Function DC Current Zero Alignment, DC-Mode ............................................................ 296
9.3.7 Current Gain Initial Alignment, AC-Mode, and DC-Mode ...................................................... 297
9.3.8 Phase Shift calibration .......................................................................................................... 298
9.3.9 Alignment of External Programming Signal for Output Current Amplitude, DC Output ......... 299
9.3.10 Alignment of External Programming Signal for Output Current Amplitude, AC output ........ 300
10. Error and Status Messages .................................................................................................... 302
11. Service ...................................................................................................................................... 307
11.1Cleaning ............................................................................................................................................ 307
11.2Basic Troubleshooting Common for all the Operating Modes ........................................................... 307
11.2.1 FAULT LED is On ............................................................................................................... 307
11.2.2 No Output and Front Panel Display/LEDs are Off ............................................................... 307
11.2.3 No Output and Front Panel Display/LEDs are On ............................................................... 307
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