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故障排除
故障排除
如果发现投影机工作不正常,请使用下述说明尝试诊断并解决问题。如果问题依然存
在,请向 Sony 公司专业技术人员咨询。
有关症状的详细信息,请参阅 CD-ROM 上的使用说明书。
电源 / 图像
症状 原因和对策
无法接通电源。 ?/1 键以很短的间隔关闭和接通电源。
c 接通电源之前请等候约 45 秒钟。
投影灯盖没有装严。
c 关严投影灯盖。
空气滤网盖脱落。
c 牢固安装空气滤网盖。
无法关闭动力倾斜度调
节器。
在投影机电源接通时拔下交流电源线。
c 重新将电源线连接到交流电源插座,接通投影机电源,然后
关闭电源。
无图像。 电缆被拔下或未正确连接电缆。
c 查看是否已经正确地连接了电缆。
连接错误。
c 本投影机兼容 DDC2B (Digital Data Channel 2B)。如果计
算机兼容 DDC,按照下述步骤接通投影机电源。
1 连接投影机至计算机。
2 接通投影机电源。
3 启动计算机。
输入选择不正确。
c 使用 INPUT 键选择正确的输入信号源。
计算机信号未被设定为向外部显示器输出,或被设定为同时
向外部显示器和计算机 LCD 示器输出。
c 将计算机的信号设定为仅向外部显示器输出。
c 根据计算机类型的不同,例如笔记本型或一体型 LCD,可能
必须通过按某个键或改变计算机设定来切换计算机的输
出,以便向投影机输出信号。
有关详细信息,请参阅随电脑附带的电脑使用说明书。
图像有杂讯。 根据由连接器输入的点数和 LCD 面板上的像素数的组合,背景
上可能会出现杂讯。
c 改变所连接的计算机的桌面图案。
INPUT A 连接器输入的
图像颜色异常。
设置菜单上的 “输入 A 信号选择”设定不正确。
c 根据输入信号正确选择 “自動”“电脑”“视频信号输入
GBR”或 “分量
图像不清晰。 图像未聚焦。
c 调整聚焦。
镜头上有水气凝聚。
c 接通投影机电源并放置约 2 小时。
影像超出屏幕。 尽管按下 APA 键,影像周围仍有黑边。
c 在屏幕上显示完整影像并按 APA 键。
c 正确调整信号设定菜单上的 “移位”
图像闪动。 没有正确调整信号设定菜单上的 “点相位”
c 正确调整信号设定菜单上的 “点相位”
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