LG L1511S Service Manual - Page 4

VIDEO SYNC TIMING CHART B A C E F D MODE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 H / V H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) H (Pixels) V (Lines) Sync Dot Polarity Clock + 25.175 - - 28.322 + - 25.175 - - 30.24 - - 31.5 - - 31.5 - + 36.0 + + 40.0 + + 50.0 + + 49.5 + - 57.2832 - - 65 - - 75 - + 78.75 + Frequency 31.468 KHz 70.0 Hz 31.468 KHz 70.0 Hz 31.469 KHz 60.0 Hz 35.00 KHz 66.67 Hz 37.861 KHz 72.8 Hz 37.50 KHz 75.0 Hz 35.156KHz 56.25 Hz 37.879 KHz 60.3 Hz 48.077 KHz 72.188 Hz 46.875 KHz 75.0 Hz 49.725 KHz 74.55 Hz 48.363 KHz 60.0 Hz 56.476 KHz 70.0 Hz 60.023 KHz 75.0 Hz Total Period ( E ) 800 449 900 449 800 525 864 525 832 520 840 500 1024 625 1056 628 1040 666 1056 625 1152 667 1344 806 1328 806 1312 800 Video Blanking Active Time Time ( A ) ( B ) 640 160 Sync Duration ( D ) 96 350 99 2 720 180 108 400 49 2 640 160 96 480 45 2 640 224 64 480 45 3 640 192 40 480 40 3 640 200 64 480 20 3 800 224 72 600 25 2 800 256 128 600 28 4 800 240 120 600 66 6 800 256 80 600 25 3 832 320 64 624 43 3 1024 320 136 768 38 6 1024 304 136 768 38 6 1024 288 96 768 32 3 Back Porch ( F ) 48 60 55 34 48 33 96 39 128 28 120 16 128 22 88 23 64 23 160 21 224 39 160 29 144 29 176 28 Front Porch ( C ) 16 37 17 13 16 10 64 3 24 9 16 1 24 1 40 1 56 37 16 1 32 1 24 3 24 3 16 1 Resolution 640 x 350 720 x 400 (TEXT) 640 x 480 640 x 480 640 x 480 640 x 480 800 x 600 800 x 600 800 x 600 800 x 600 832 x 624 (MAC) 1024 x 768 1024 x 768 1024 x 768