Yaskawa Error Code A910 Exclusive -

The Yaskawa error code A910 (often displayed as A.910) is an exclusive alarm related to Momentary Power Failure Detection.

• E2-01 (Motor Rated FLA): Set lower than the actual motor nameplate current.
• L1-01 (Motor Protection Selection): Set incorrectly for the motor type (Standard vs. Inverter Duty).

Resolve lingering logical locks

Remedy: Power cycle the controller. If the error persists, the CPU board may need replacement by a Yaskawa representative.  Table 1 - Yaskawa yaskawa error code a910 exclusive

• Check attached HMIs, engineering PCs, PLCs, and safety controllers for active sessions.
• Review network management tools or controller diagnostics to see which IP/MAC or node has an active connection.

The A910 error code is a specific fault code generated by Yaskawa's servo drives and robots. When this error occurs, it typically indicates that there is an issue related to the system's exclusive access. The error code A910 suggests that the device is experiencing a problem with accessing a particular resource or function that is currently locked or reserved by another process. The Yaskawa error code A910 (often displayed as A

For GA800, GA500, and FP605 Drives

• Cause: High-speed communication polling conflict.
• Exclusive fix: Set parameter H1-xx (Digital Operator Comm Selection) to "0" (Standard), then cycle power. If the fault persists, perform a control board firmware update via USB. Do not use the front SD card slot; it can cause ground loops that trigger A910.