Sanyo Denki SANMOTION 3E S, Instruction Manual, Page: 244 / 488

7. Digital Operator
7-3
7.1.3 Error Indicator Code: ERR
Error Indicator (Red LED) displays invalid state machine (ESM) change and/or watchdog error
with an ON/OFF flickering of the LED.
Explains the Error Indicator status below.
Error Indicator Explanation
Error State State Explanation
Off No error EtherCAT operating normally
Flickering Boot error Boot error has occurred
*Transitioned to INIT state but error was set in AL status
register
Blinking Invalid configuration General configuration error
*ESM commands from master became invalid caused by
settings of register and/or object
Single flash Invalid ESM change Error has been set in AL status register because ESM has changed
slave independently
*In cases of transition to Safe-Operational automatically with
synchronization error, etc.
Double flash Application Watchdog
timeout
Application Watchdog timeout has occurred
*SyncManager Watchdog timeout has occurred
On PDI Watchdog timeout PDI Watchdog timeout has occurred
*CPU application controller is not working
Display of "Blinking", "Single flash" and "Flickering" and display method of flickering cycle, RUN
Indicator "RUN" and Error Indicator “ERR” is shown below.
ERR LED display state and flickering cycle
on
off
50ms
50ms
Flickering
200ms 200ms
on
off
Blinking
200ms 1000ms
on
off
200ms 200ms
Double flash
1000ms 200ms
Single flash
off
on