| 摘要 |
Disclosed is a self diagnostic method of a system. The method comprises 3 steps. In the first step, a microcomputer(300) decides whether the system is initialized or not when a power source(100) is applied to the microcomputer(300). In the second step, the microcomputer(300) sets an initial condition, and decides whether the initial condition for a control object(300) is appropriate or not. In the third step, an error signal is output to the speaker(600) according to the result of steps 1 and 2.
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