Sanyo LCD-DP55441 Service Manual

Also see for LCD-DP55441: Service manual

Contents

Sanyo LCD-DP55441 Service Manual Manual pdf 5 page image

52. Alignment instructions(1) Test equipmentVG-859 (YPbPr, VGA, HDMI signal generator)FLUKE 54200(TV signal generator)CA210 (white balancer)(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 P802For 55”P802 Pin1,2 Pin3,4 Pin5,6,7 Pin8,9 Pin10 Pin11,12 Pin13 Pin14 Pin15 Pin16Voltage GND 22.8-25.2V GND 11.6-12.8V NA 4.75-5.25VOn:2V-5.5VOff: 0-0.5V <0.6V 2.5-5VPWM2-5Vb) Test the pin voltage of P803/P804/power board, the data is shown in table2:Table2 voltage data of P803/P804For 55”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