Description
An error occurred in the power supply in the brake unit.
Subcode description
Causes and remedies
| Cause | Remedy |
|---|---|
| Cable (abnormal) | 1. Turn the power off and back on. 2. If the alarm recurs, check that the following cables and connectors are connected and fully inserted. • SDCA01 board-CN543, CN544 • CPS01KA-CN153 (+26V3) • Brake power supply cable |
| Short circuit / ground fault | 1. Turn the power off and back on. 2. If the alarm recurs, check the 24V power-supply connections at the following connectors, and check for short circuits or ground faults. • IM-YE250/5-80P-CN220 (61, 62, 70, 71, 77, 78: 24VAX) • IM-YE250/5-80P-CN220 (63, 64, 72, 73: 024V2) • AIO-CN306, CN307, CN308, CN309 |
| SDCA01 board (abnormal) | 1. Turn the power off and back on. 2. If the alarm recurs, replace the SDCA01 board. As a precaution, save CMOS.BIN before replacing the board. |
| 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.). |