Description
An error was detected by the diagnostic function for the feedback signal from the STO (Safety Torque Off) output.
Subcode description
The meaning of each sub code is
as follows:
CPU1 1:EDM1
CPU1 2:EDM2
CPU1 3:EDM3
CPU1 4:EDM4
CPU2 1:EDM1
CPU2 2:EDM2
CPU2 3:EDM3
CPU2 4:EDM4
Causes and remedies
| Cause | Remedy |
|---|---|
| Cable (abnormal) | 1. Reset the alarm. 2. If the alarm recurs, check that the following cables and connectors are connected and fully inserted. • Connection between the ASF01 board and SDCA01 board |
| ASF01 board (abnormal) | 1. Reset the alarm. 2. If the alarm recurs, replace the ASF01 board. For a system with multiple ASF01 boards connected, replace the ASF01 board connected to the signal that generated the alarm. |
| SDCA01 board (abnormal) | 1. Reset the alarm. 2. If the alarm recurs, replace the SDCA01 board. For a system with multiple SDCA01 boards connected, replace the SDCA01 board connected to the signal that generated the alarm. |
| Other | If the alarm occurs again after implementing the countermeasures, contact our service department and describe the circumstances when CMOS.BIN was saved (operating procedure, etc.). |