Status Indication By Led Indicators - YASKAWA 264IF-01 User Manual

6.1 Status Indication by LED Indicators

6.1 Status Indication by LED Indicators

The following table provides a description of the 264IF-01 Module status indicated by each LED indicator.
Classification
Power ON
Self-diagnosis
Initial Status
Normal
Communication
Error
Module
Abnormal
 : Not lit, : Lit, : Flashing, –: Indefinite
∗ The NS LED indications conform to the EtherCAT specifications.
6-2
LED Indication
*
RUN ERR L/A1 L/A2
NS
   –
   –

  –
Green

  –
Green

  –
Green
  – –
  – –
  – –
Meaning
The power is The status in which the power to the Module has
–
turned ON been turned ON and it is being initialized.
Self diagnosis This is the status in which self-diagnosis is in
–
in progress progress after completion of initialization.
The status in which the Module, started normally,
is waiting for initialization by the CPU Module.
Waiting for NS lights according to changes in the connection
–
initial settings status, following the EtherCAT specifications.
The L/A1 and L/A2 indicators light according to
the connection status.
The status in which the Module is performing
Operating EtherCAT communication normally.
–
normally The L/A1 and L/A2 indicators light according to
the connection status.
NS lights in accordance with the EtherCAT state
machine.
 State machine
EtherCAT
– • INIT
communica-
tion status
• PRE-OPERATIONAL
• SAFE-OPERATIONAL
• OPERATIONAL
Number of flashes on error occurrence
1: ROM diagnostic error
Major
–
hardware 2: RAM diagnostic error
failure
3: Shared memory error
4: Communication ASIC diagnosis error
Number of flashes on error occurrence
3: Address error (reading) exception
4: Address error (writing) exception
5: FPU exception
Major
–
6: General illegal command exception
software error
7: Illegal slot command exception
8: General FPU suppression exception
9: Slot FPU suppression exception
15: Watchdog time timeout
Configured
An error occurred when saving the Configured
–
Station Alias
Station Alias that was written from the master.
save error
Description