| 摘要 |
PROBLEM TO BE SOLVED: To reduce the number of connectors for connecting a tablet unit and a base unit.SOLUTION: A tablet unit 120 includes a system device 161, and a connector 175 to which a power line 177 for supplying a power from a base unit 110 is connected. The base unit 110 includes: a connector 275 adapted to be connected to the connector 175 when being connected to the tablet unit; a battery unit 165 that can supply the system device 161 with the power via the power line 177; and an external power supply circuit that can supply the power from an AC/DC adapter 252 to the system device via the power line 177. The power is supplied to the tablet unit 120 from the battery unit 265 or the AC/DC adapter 252 only via the power line 177 so as to reduce the number of terminals of the connector. |
