I have samtron made 14" monitor.but it got shortened to around 11" but no reduction in up/down side and at the centre of the screen one message is coming control lock locked and again in 5 secs it is showing control lock
unlocked.this is happening continuously.what may the problem?
how to overcome this?
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do it only if u r a professional.. the problem lies to a transistor near the osd ic(microprocessor), it is probably short....[refer the area around the front panel cn connector and the crystal clock generator]
The DB15VGA (Video Graphics Array) connector contains however 15 pins in three rows of 5 pins each. These five pins carry the color and synchronisation signals, also a digital I2C interface for two-way communication between the video controller and monitor. The common 15-pin VGA connector found on most video cards, computer monitors, high definition televisions which support VGA connections. The following schematic diagram and table shows respectively connector and pin assignment of DB15VGA. Pin Name Function 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 RED GREEN BLUE n/c GND RED_RTN GREEN_RTN BLUE_RTN VDC GND n/c SDA HSYNC VSYNC SLC Red Video Green Video Blue Video not connected Signal Ground Red Ground Green Ground Blue Ground 5 VDC supply (fused) Signal Ground not connected DDC/I2C data Horizontal Sycn Vertical Sycn DDC/I2C Clock