In versions prior to V100R006C00, the S2300, S3300, and S5300 cannot use AC and DC power supply simultaneously.
In V100R006C00 and later versions, the S3326C-HI, S5328C-HI, and S5328C-HI-24S can use AC and DC power supply simultaneously.
In V100R006C05, the S3300-52P-EI can use AC and DC power supply simultaneously.
In V200R002C00 and later versions, the S5310-28C-EI and S5310-52C-EI can use AC and DC power supply simultaneously.
In versions prior to V200R005C00, the S6300-EI cannot use AC and DC power supply simultaneously.
In V200R005C00, the S5300-EI (non-PoE), S5300-SI (non-PoE), and S6300-EI can use AC and DC power supply simultaneously.
In V200R007C00 and later versions, the S5320-C-EI (non-PoE) and S5320-PC-EI (non-PoE) can use AC and DC power supply simultaneously.
The S5320-P-SI, S5320-X-SI (non-PoE), and S6320-EI newly available in V200R008C00 can use AC and DC power supply simultaneously.