NF DP420LS Instruction Manual page 14

9. Troubleshooting ............................................................................................................... 215
9.1 Error Messages and Error Handling ........................................................................ 216
9.1.1 Error Message Screen ..................................................................................... 216
9.1.2 If An Error Message is Displayed ..................................................................... 216
9.1.3 If An Error Occurs Repeatedly ......................................................................... 217
9.1.4 Protection Operation Types ............................................................................. 218
9.1.5 Error Message List .......................................................................................... 219
9.2 When a Failure is Suspected .................................................................................. 223
10. Maintenance .................................................................................................................... 229
10.1 Preface ................................................................................................................... 230
10.2 Daily Maintenance .................................................................................................. 230
10.3 Storage, Repackaging, Transportation .................................................................... 232
10.4 Checking Firmware Version .................................................................................... 233
11. Specifications .................................................................................................................. 235
11.1 Output Function ...................................................................................................... 237
11.2 Output Range ......................................................................................................... 237
11.3 AC/DC Mode........................................................................................................... 237
11.4 Signal Source ......................................................................................................... 238
11.5 AC Output ............................................................................................................... 239
11.6 DC Output ............................................................................................................... 241
11.7 Output Voltage Stability ........................................................................................... 241
11.8 Distortion of Output Voltage Waveform ................................................................... 242
11.9 Power Input ............................................................................................................ 242
11.10 Withstand Voltage and Insulation Resistance ......................................................... 242
11.11 Measurement Function ........................................................................................... 243
11.12 Power Unit Energization Setting ............................................................................. 245
11.13 Current Limiter ........................................................................................................ 246
11.14 Setting Range Limit Function .................................................................................. 247
11.15 Remote Sensing ..................................................................................................... 248
11.16 AGC ........................................................................................................................ 249
11.17 Autocal (Output Voltage Compensation) ................................................................. 249
11.18 Sequence ............................................................................................................... 250
11.19 Simulation ............................................................................................................... 251
11.20 Clipped Sine Wave ................................................................................................. 252
11.21 Arbitrary Wave ........................................................................................................ 252
11.22 External Signal Input ............................................................................................... 253
11.22.1 External Synchronous Signal Input (Signal Source SYNC only) ...................... 253
11.22.2 Voltage Setting Signal Input (Signal Source VCA only) ................................... 253
11.22.3 External Signal Input (only EXT and ADD)....................................................... 254
11.23 General Function .................................................................................................... 254
11.24 Memory Function .................................................................................................... 255
11.25 Self-diagnosis/Protection Function.......................................................................... 256
DP420LS/DP480LS
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