| 摘要 |
An electronic apparatus comprises a connector which is connected with an external apparatus, a communication control unit which performs communication with the external apparatus via the connector, a first power supply circuit which supplies an electric power obtained from an external power supply to the communication control unit, a second power supply circuit which supplies an electric power obtained from the external apparatus via the connector to the communication control unit, and a control unit which supplies an electric power obtained from the first power supply circuit to the communication control unit when the first power supply circuit obtains an electric power from the external power supply, and which supplies an electric power obtained from the second power supply circuit to the communication control unit when the first power supply circuit does not obtain an electric power from the external power supply.
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