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故障现象:放入光盘后,有时显示“H7”错误码,整机无法进入播放状态。故障原因判断:验证故障时发现有时机子又能正常工作。
Symptom: After the disc, sometimes “H7” error code, the machine can not enter the play state. Judgment of the cause of the malfunction: When the verification fails, I find that I can work normally.