Mitsubishi Electric C80 series Maintenance Manual page 29

4.10 Servo Diagnosis Screen ....................................................................................................................................... 78
4.11 Diagnosis Data Collection Setting ........................................................................................................................ 81
4.11.1 Starting the Data Collection ......................................................................................................................... 83
4.11.2 Stopping the Data Collection........................................................................................................................ 83
4.11.3 Clearing the Collected Data ......................................................................................................................... 84
4.11.4 Referring to the Collected Data.................................................................................................................... 84
5 Troubleshooting......................................................................................................................................... 87
5.1 Troubleshooting ...................................................................................................................................................... 88
5.1.1 Possible Causes of Trouble ........................................................................................................................... 89
6 Replacing Each Unit .................................................................................................................................. 91
6.1 CNC CPU Module................................................................................................................................................... 92
6.1.1 Procedure of Replacing the CPU Module Using the Backup/restoration Data .............................................. 92
6.2 GOT ........................................................................................................................................................................ 96
6.3 PLC CPU ................................................................................................................................................................ 96
6.4 Drive Unit ................................................................................................................................................................ 96
6.5 Signal Splitter.......................................................................................................................................................... 97
7 Appx.1: Types of Backup Data ................................................................................................................. 99
7.1 Types of Backup Data .......................................................................................................................................... 100
7.2 Loss and Restoration of Absolute Position Data .................................................................................................. 101
8 Appx.2: Data Backup and Restoration................................................................................................... 105
9 Appx.3: Outputting the Error Code ........................................................................................................ 109
9.1 PLC Interface........................................................................................................................................................ 110
9.2 Classification of the Error Code ............................................................................................................................ 110
9.3 Method and Content of Diagnosis Using the Engineering Tool ............................................................................ 111
9.4 Dot Matrix Display on the Front of the Module ..................................................................................................... 112
9.4.1 The Specifications of String Displayed at the Time of Alarm Display .......................................................... 112
9.5 LED Display on the Front of the Module............................................................................................................... 113
9.6 Error Code List...................................................................................................................................................... 114