Chapter 7: Service and troubleshooting
168 EST3X Technical Reference Manual
Signature data loop troubleshooting basics 199
Substituting Signature Series devices 204
Substituting Signature loop controller modules 209
Substituting Signature Series devices on a nonmapping loop 209
Signature loop controller troubleshooting 210
Mapping errors 211
Signature device troubleshooting 212
Module LED indicators 212
Common causes of Signature Series module and device problems 212
Using the SDU Signature Series diagnostics tools 213
Signature Series loop diagnostics sequence 214
Mapping errors diagnostics 214
Device chain diagnostics 216
Message counters diagnostics 217
Device troubles diagnostics 217
Trouble Tables diagnostics 221
Signature Series real-time statuses 221
Analog addressable devices and modules 222
Substituting analog addressable driver controller modules 222
Analog addressable detector 223
Analog device troubleshooting 224
Module LED indicators 224
Common causes of analog addressable module problems 224
Analog data loop wiring problems 225
Using the SDU Analog Addressable diagnostic tools 226
Trouble Tables diagnostics 227
Addressing faults diagnostics 229
Using HyperTerminal to troubleshoot the system 229
Setting up a HyperTerminal connection 229
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