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26 Troubleshooting
þ Figure 3-5 - Troubleshooting No Output
þ Figure 3-6 - Troubleshooting High Output
þ Figure 3-7 - Troubleshooting Will Not Overvoltage
þ Figure 3-8 - Troubleshooting CV Accuracy
þ Figure 3-9 - Troubleshooting CC Accuracy
þ Figure 3-10 - Troubleshooting Downprogrammer
þ Figure 3-11 - Troubleshooting DAC Circuit
þ Figure 3-12 - Troubleshooting Readback Circuits
Oscilloscope waveforms are provided on some flowcharts along with the settings required to generate the waveforms.
Connect the module to ac mains through an isolation transformer when making measurements with an
oscilloscope or any equipment that has the measuring input grounded.
If You Experienced a Selftest Failure or RunTime Error Message
If you experienced a selftest failure or runtime error message as described in Chapter 3 of the Power Module User’s Guide,
disassemble the module and proceed directly to the flowchart in Figure 3-3 "Troubleshooting Error Messages".
If You Experienced Other Problems With the Module
If you experienced problems other than a selftest failure or a runtime error message, disassemble the module and proceed
directly to Figure 3-1 "Overall Troubleshooting".