LG StudioWorks 550M - Video Memory Modes; Factory Preset Timing Signal Chart

A12
Video Memory Modes
Factory Preset Timing Signal Chart
Video
Sync
B
A
C
F
D
E
H
O
R
I
Z
O
N
T
A
L
V
E
R
T
I
C
A
L
Mode1 Mode2 Mode3 Mode4 Mode5 Mode6
Polarity - - - + + -
Frequency kHz 31.469 43.269 31.470 37.880 53.674 48.360
Total Period uS 31.778 23.111 31.780 26.400 18.631 20.680 E
Data Period uS 25.422 17.778 25.420 20.000 14.222 15.750 A
Blanking uS 6.356 5.333 6.360 6.400 4.409 4.920 B
Front Porch uS 0.636 1.556 0.640 1.000 0.569 0.370 C
Pulse Width uS 3.813 1.556 3.810 3.200 1.138 2.090 D
Back Porch uS 1.907 2.222 1.910 2.200 2.702 2.460 F
Polarity - - + + + -
Frequency Hz 59.940 85.008 70.080 60.320 85.061 60.000
Total Period mS 16.683 11.764 14.270 16.579 11.756 16.670 E
Data Period mS 15.253 11.093 12.710 15.840 11.179 15.880 A
Blanking mS 1.430 0.670 1.557 0.739 0.578 0.786 B
Front Porch mS 0.318 0.023 0.413 0.026 0.019 0.062 C
Pulse Width mS 0.064 0.069 0.064 0.106 0.056 0.124 D
Back Porch mS 1.048 0.578 1.080 0.607 0.503 0.60 F
Resolution
640 640 720 800 800 1024
480 480 400 600 600 768
Recall YES YES YES YES YES YES