天气预报15天查询> 其他> 如何维修投影仪

如何维修投影仪

更新时间: 2020-07-01 00:00:00     

1、投影机灯泡,灯泡的使用寿命是一定的,灯泡工作在温度高,电流大的情况下是很容易老化和损坏;

2、LCD投影仪由主电源、灯电源、主板、液晶驱动板、液晶板、灯泡、光学系统及镜头组成。LCD投影仪又称模拟机,主要由三片液晶板成像;

3、DLP投影仪由主电源、灯电源联体、光学系统、主板及DLP组件构成不管哪种投影仪,维修一定要仔细,先摸清结构,再动手维修。根据故障现象,判断问题所在。

关键词: 如何 维修 投影仪

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-1509939/ | 耗时:0.6297 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1509939 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1509939 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1509939 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(121295,2078874,798787,1073481,2963548,1594020,119374,111662,113736,119405,1058415,1985217,111144,110064,108532,1691388,109418,120508,109347,108934,121537,120790,1070668,1784236,117774,1063595,118856,121590,117896,115486) ORDER BY field (ArticleID,121295,2078874,798787,1073481,2963548,1594020,119374,111662,113736,119405,1058415,1985217,111144,110064,108532,1691388,109418,120508,109347,108934,121537,120790,1070668,1784236,117774,1063595,118856,121590,117896,115486)