| 摘要 |
PROBLEM TO BE SOLVED: To provide a power supply device.SOLUTION: The power supply device includes a housing, and a power supply function module which converts an external AC power into a different DC power, and includes a battery charging/discharging control unit is installed in the housing, and a storage part for selectively installing the battery or at least one fan is formed in the housing. When the battery is installed in the storage part, the battery is electrically connected to the battery charging/discharging control unit such that the power supply function module charges the battery, and that the battery supplies power to a non-volatile memory by a connection line. When at least one fan is installed in the housing part, the fan is electrically connected to the power supply function module such that the power supply function module supplies power to the fan. |
