计算机彩色示器的检修（一）浙江大学张磊一、检修时注意事项：（１）与主机联机检修时，切忌在开机时拓技信号连线，以免造成主机视频卡损坏。门）显象管上的石墨接地层必须可靠接地。一旦该接地层与地线断开，阳极高压打火时，打火脉冲直接冲击显示器的低压电路及计算机... Computer color monitor overhaul (A) Zhang Lei, Zhejiang University, Maintenance Notes: (1) online maintenance with the host, should not be in the boot extension technology signal connection, so as to avoid damage to the host video card. Gate) The graphite ground plane on the kinescope must be grounded securely. Once the ground layer is disconnected from the ground, when the anode high voltage ignition, the ignition pulse directly impact the display low voltage circuit and the computer ...