Mitsubishi A1SJ61BT11 User Manual page 12

13. Troubleshooting........................................................................................................................ 13- 1 to 13-18
13.1 Verification when a Trouble Occurs ................................................................................................... 13- 1
13.2 Troubleshooting when the "ERR" LED on the Master Station is Flashing........................................ 13- 4
13.3 Error Codes ......................................................................................................................................... 13- 6
13.4 LED Display Status ............................................................................................................................. 13-12
13.4.1 When data link is normal.............................................................................................................. 13-12
13.4.2 When a cable is disconnected..................................................................................................... 13-12
13.4.3 When a cable is shorted .............................................................................................................. 13-13
13.4.4 When the link is stopped at the master station ........................................................................... 13-13
13.4.5 When power supply to a remote I/O station is turned off............................................................ 13-14
13.4.6 When the power supply to a remote device station is turned off................................................ 13-14
13.4.7 When the power supply to the local station (PC CPU) is turned off........................................... 13-15
13.4.8 When the station numbers are duplicate..................................................................................... 13-15
13.4.9 When the transmission speed is set incorrectly.......................................................................... 13-16
13.4.10 When the switch setting is changed during data link ................................................................ 13-16
13.4.11 When data link is started with the switch set outside the range............................................... 13-17
13.4.12 When the remote I/O station is not set by the parameter (i.e., is set as reserved).................. 13-17
13.4.13 When the remote device station is not set by the parameter (i.e., is set as reserved)............ 13-18
13.4.14 When the local station is not set by the parameter (i.e., is set as reserved) ........................... 13-18
14. Overview (Function Version B or Later) .................................................................................. 14- 1 to 14- 2
15. Functions (Function Version B or Later).................................................................................. 15- 1 to 15-16
15.1 List of Functions .................................................................................................................................. 15- 1
15.2 Parameter Registration Function........................................................................................................ 15- 1
15.2.1 Network parameters..................................................................................................................... 15- 1
15.2.2 Automatic refresh parameters ..................................................................................................... 15- 3
15.3 Automatic Refresh Function ............................................................................................................... 15- 3
15.4 Scan Synchronous Function............................................................................................................... 15- 4
15.4.1 Synchronous mode ...................................................................................................................... 15- 4
15.4.2 Asynchronous mode .................................................................................................................... 15- 5
15.5 Standby Master Function.................................................................................................................... 15- 6
15.5.1 Operation overview ...................................................................................................................... 15- 6
15.5.2 Settings on using the standby master function ........................................................................... 15- 7
15.5.3 Special link relays/resisters (SB,SW) relating to the standby master function .......................... 15- 8
15.5.4 Notes on using the standby master function............................................................................... 15- 9
15.5.5 Program example on using the standby master function ........................................................... 15-10
15.6 Dedicated Instructions ........................................................................................................................ 15-11
15.7 Remote I/O Net Mode......................................................................................................................... 15-12
15.7.1 Features........................................................................................................................................ 15-12
15.7.2 Software version corresponding to master module and its CPU................................................ 15-12
15.7.3 Set items....................................................................................................................................... 15-12
15.7.4 Link scan time .............................................................................................................................. 15-13
15.7.5 Precaution .................................................................................................................................... 15-13
A - 10