Sanyo LCD-DP42410 Service Manual
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52. Alignment instructions2.1. Test equipmentVG-848 (Video, YPbPr and VGA signal generator)VG-849 (Video, YPbPr, VGA and HDMI signal generator)FLUKE 54200(TV signal generator)CA210 (white balancer)2.2. Power testConnect main board, power board and IR board according the wiring diagram, connectthe power and press power key(Remote controller or Keypad) button to turn on the TV.a) Test the pin voltage of P802/power board , the data is shown in table1:Table1 voltage data of P802For42”P802 Pin1,2 Pin3,4 Pin5,6,7 Pin8,9 Pin10,11,12 Pin13 Pin14 Pin15 Pin16Voltage GND 22.8-25.2V GND 11.4-12.6V 4.75-5.25V On:2V-5.5VOff: 0-0.5V <0.6V 2.5-5VPWM2-5Vb) Test the pin voltage of P803/power board, the data is shown in table2:Table2 voltage data of P803For42”P803 Pin1,2,3,4,5 Pin6,7,8,9,10 Pin11 Pin12 Pin13 Pin14Voltage 22.8-25.2V GND NC 2V-5V 2.5-5V PWM NC |
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