| 摘要 |
PROBLEM TO BE SOLVED: To avoid a viewer to jeoparhze its health by preventing the viewer coming too close to the television screen or watches TV programs for a long time. SOLUTION: A television receiver provided with a remote commander controlling remotely an operating state of the television receiver with a remote control signal is provided with the automatic controller with the following components. A television operating state detection circuit 2 detects whether or not the television screen is set on. A key entry device at least includes a view timing setting key 3A, a start key 3B and a distance setting key 3C. For example, the distance setting key 3C enters a setting distance, a range measurement sensor 11 measures the distance D. When the distance D reaches a setting distance or below, a microcomputer 4 sends a signal to turn off the television receiver. |
