https://jestineyong.com Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Tue, 31 Oct 2017 01:35:00 +0000 en-US hourly 1 https://wordpress.org/?v=5.4.19 https://jestineyong.com/how-to-repair-cctv-camera/ https://jestineyong.com/how-to-repair-cctv-camera/#comments Tue, 31 Oct 2017 01:35:00 +0000 https://jestineyong.com/?p=15928                   Received one PTZ CCTV Camera for repair in my workshop (Here PTZ Stands for PAN-TILT-ZOOM this camera has three option of working mode). Fault symptom reported in this camera is lower lens unit is not rotating horizontally when controlled either with Joystick or Keyboard. On visual […]

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