Dyness
Setup guides, fault codes and troubleshooting references for Dyness batteries.
Dyness error codes
- RED light always on; buzzer starts (charge state) (en)
- RED light always on (charge state) (en)
- RED light always on; buzzer starts (discharge state) (en)
- RED light always on (discharge state) (en)
- RED light always on; buzzer starts (discharge state) (en)
- Power switch (Reset) / Wake/sleep button not pressed and held 3s (en)
- DC circuit breaker not turned on (en)
- Battery voltage is too low (en)
- Charging voltage is too low (en)
- Power connection short-circuit (en)
- Abnormal communication between batteries (en)
- Abnormal communication between battery motherboard and light board (en)
- Pressing the "WAKE" button does not turn on the device — light (D) remains OFF (en)
- Pressing "WAKE" turns device ON but the D-light is YELLOW or RED (en)
- The battery has no voltage output (en)
- Battery shutdown (unexpectedly) (en)
- SOC jumps during charging / discharging (en)
- Power light OFF (en)
- Running light OFF (en)
- Alarm (FAULT) light ON (en)
- HMI displays: Access alarm (door open) (en)
- HMI displays: Flood alarm (water immersion) (en)
- HMI displays: Emergency stop (EPO) alarm (en)
- HMI displays: SPD (surge protector) alarm (en)
- HMI displays: Gas detector alarm (en)
- HMI displays: Temperature detector alarm (en)
- HMI displays: Smoke detector alarm (en)
- HMI displays: Other unspecified alarm (en)
- Abnormal anti-backflow (export limit) function (en)
- Communication abnormal: EMS ↔ BMS (en)
- Communication abnormal: EMS ↔ fire protection module (en)
- Communication abnormal: EMS ↔ PCS (en)
- Communication abnormal: EMS ↔ DCDC (en)
- Communication abnormal: EMS ↔ meter (en)
- Communication abnormal: EMS ↔ liquid-cooling unit (en)
- Communication abnormal: EMS ↔ air-conditioning / dehumidifier (en)
- Communication abnormal: EMS ↔ HMI (en)
- SD card detect abnormality (en)
- Network abnormality (4G / WiFi / LAN) (en)
- EMS power-loss saving abnormality (en)
- EMS external Flash abnormality (en)
- System version inconsistency between subsystems (en)
- Parallel communication loss (multi-cabinet) (en)
- Parallel host loss (multi-cabinet) (en)
- Parallel grid input inconsistency (en)
- Parallel input phase sequence error (en)
- Parallel output phase deficiency (en)
- Incompatible software versions prevent parallel operation (en)
- Inconsistent capacities prevent parallel operation (en)