| 解决方案：D802取消，板底加1K 1/6W从J803到806（+）端，R806由4.7K 1/6W电阻改为3.3K 1/6W，R807A由飞线改为820欧姆1/6W，C814由100PF 50V改为330PF 50V的电容。 |
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