Sanyo LCD-47XR2 Service Manual

Contents

6e. Enter the color temperature setup menu.f. Adjust the RED OFFSET, GREEN OFFSET, BLUE OFFSET, until the third level color coordinate(284, 299).g. Adjust the RED GAIN, GREEN GAIN, BLUE GAIN, until the seventh level color coordinate (284,299).h. Repeat the f and g step, until the third and the seventh level color coordinate (284, 299).i. Color temperature to cool.j. Adjust the RED OFFSET, GREEN OFFSET, BLUE OFFSET, until the third level color coordinate(270, 283).k. Adjust the RED GAIN, GREEN GAIN, BLUE GAIN, until the seventh level color coordinate (270,283).l. Repeat the j and k step, until the third and the seventh level color coordinate (270, 283).4 Performance check4.1 TV terminalInput the center signal source to RF terminal, enter searching menu → auto search, check if theleak channel, half-auto search channel, fine tune, earphone and speaker are normal. Check the AVOUT.4.2 AV1/S/AV2 input terminalsInput AV1/S/AV2 signal source, check the picture and sound.4.3 VGA terminalInput the VGA signal (K7253 signal generator), separate input VGA format signal of table 1, checkthe picture and soundTable1 PC display format signalNo. Resolution H-frequency(kHz) V-frequency(Hz) pixel clock pulsefrequency(MHz) remark1 720 x 400 31.47 70.08 25.17 DOS2 640 x 480 31.50 60.00 25.18 DOS3 640 x 480 37.90 72.00 31.50 Mac.(SOG)4 640 x 480 37.50 75.00 31.50 VESA5 640 x 480 43.30 85.00 36.00 VESA6 800 x 600 35.16 56.25 36.00 VESA7 800 x 600 37.90 60.00 40.00 VESA8 800 x 600 46.90 75.00 49.50 VESA9 800 x 600 48.08 72.19 50.00 VESA10 832 x 624 49.00 74.00 57.27 Mac.(H+V)11 1024 x 768 48.40 60.00 65.00 VESA12 1024 x 768 56.50 70.00 75.00 VESA13 1024 x 768 60.00 75.00 78.75 VESA14 1280 x 1024 64.00 60 108.00 SXGA15 1280 x 1024 80.00 75 135.00 SXGA16 1600 x 1200 75.00 60 162.00 UXGA4.4 YPbPr terminalInput the YPbPr signal source (K7253 signal generator), separate input format signal in table of