Warning: Use of undefined constant title - assumed 'title' (this will throw an Error in a future version of PHP) in /data/www.zhuangjiba.com/web/e/data/tmp/tempnews1.php on line 152 笔记本键盘失灵,详细教您笔记本键盘没反应怎么解决
- 分类:win7 发布时间: Warning: Use of undefined constant newstime - assumed 'newstime' (this will throw an Error in a future version of PHP) in /data/www.zhuangjiba.com/web/e/data/tmp/tempnews1.php on line 156 2018年01月08日 10:01:12
笔记本键盘失灵怎么回事?这里的笔记本键盘失灵有2种情况,其中一种是比较常见的按字母键会显示成数字的情况发生,另一种情况是,出现笔记本键盘失灵,按下去没任何反应,那么该怎么去解决笔记本键盘没反应呢?下面,小编就来跟大家说说笔记本键盘失灵该怎么解决。
据悉,一些在刚买笔记本的朋友,对笔记本不是太熟悉,刚买回来觉得好好的,可是之后就打不出字来了,这是怎么一回事呢?一些用户会以为是购买的笔记本有问题,其实也不一定是那样,为此,小编给大家整理了笔记本键盘没反应的解决方法。
笔记本键盘失灵
第一步:检查硬件设备
如果是台式电脑,检查键盘的连接线、插口,如果是USB接口的换个USB插口试试;
如果是笔记本电脑,外接一个键盘试试
开始 - 运行(输入regedit)- 确定或者回车,打开注册表编辑器
键盘电脑图解-1
在注册表编辑器中,我们依次展开HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet。
笔记本电脑图解-2
在CurrentControlSet展开项下再依次展开:Control\Class
键盘没反应电脑图解-3
在Class的展开项中找到:
{4D36E96B-E325-11CE-BFC1-08002BE10318}
并左键单击:
{4D36E96B-E325-11CE-BFC1-08002BE10318};
笔记本电脑图解-4
在{4D36E96B-E325-11CE-BFC1-08002BE10318}右侧窗口找到:UpperFilters项,并右键单击:UpperFilters,在下拉菜单中点击:删除;
重启计算机。
键盘电脑图解-5
重启计算机后,
右键桌面计算机 - 属性 - 设备管理器,点击:键盘,再右键点击:PS/2标准键盘 - 属性
键盘失灵电脑图解-6
在PS/2标准键盘,属性窗口的设备状态栏,我们可见:该设备无法启动。
键盘失灵电脑图解-7
再打开注册表编辑器,用上述方法找到:
{4D36E96B-E325-11CE-BFC1-08002BE10318};
左键点击:
{4D36E96B-E325-11CE-BFC1-08002BE10318},在其对应的右侧窗口,右键空白处 - 新建(N)- 字符串值(S)
键盘电脑图解-8
把新建的字符串值项命名为:UpperFilters
键盘电脑图解-9
左键双击:UpperFilters,在弹出的编辑字符串窗口的数值数据(V)栏中输入:kbdclass,再点击:确定
笔记本电脑图解-10
UpperFilters项数值数据(V)为:kbdclass,退出注册表编辑器。
键盘失灵电脑图解-11
重新启动计算机,键盘恢复到了正常状态。
以上就是解决笔记本键盘没反应的操作方法了。
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