Delta AL800 fault code meaning
Delta / AL800
Series: ASDA-W3
Drive initialization error
servo drive
Meaning: Initialization error between the control module (CM) and drive module (DM) at power-on.
Possible causes
- Condition: Initialization error between the control module (CM) and drive module (DM) at power-on. Cause:
- Firmware mismatch between the control module (CM) and the drive module (DM).
- Poor contact between the control module (CM) and backplane or between the drive module (DM) and backplane.
- CN2, CN5: Short circuit between 5V and 0V in the encoder cable, or between 5V and the connector housing.
- The hardware of the control module (CM), drive module (DM), or backplane is damaged.
Source: ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P775