Reference Signal Timing - NEC MultiSync LCD1970NX Service Manual

6.5 Reference Signal Timing

Item
Pixel frequency
Horizontal frequency
Line Time total
Horizontal active display
Horizontal sync pulse
Horizontal back porch
Horizontal front porch
Horizontal sync polarity
Vertical Frequency
Frame time total
Vertical active display
Vertical sync pulse
Vertical back porch
Vertical front porch
Vertical sync polarity
Abbreviation VESA 1280x1024 75Hz
fc 135.00MHz
fh 79.98kHz
Th 12.50us
Thd 9.48us
Thp 1.07us
Thb 1.84us
Thf 0.12us
fv 75.03Hz
Tv 13.33ms
Tvd 12.80ms
Tvp 0.04ms
Tvb 0.48us
Tvf 0.01ms
1688CLK
1280CLK
144CLK
248CLK
16CLK
POS
1066H
1024H
3H
38H
1H
POS
4-12
VESA 640x480 75Hz
31.500MHz
37.50kHz
26.67us 840CLK
20.32us 640CLK
2.03us 64CLK
3.81us 120CLK
0.51us 16CLK
NEG
75.00Hz
13.33ms 500H
12.80ms 480H
0.08ms 3H
0.43ms 16H
0.03ms 1H
NEG