NEC MultiSync 20WGX2 Service Manual page 88

Item Item
Pixel frequency Pixel frequency
Horizontal frequency Horizontal frequency
Line Time total Line Time total
Horizontal active display Horizontal active display
Horizontal sync pulse Horizontal sync pulse
Horizontal back porch Horizontal back porch
Horizontal front porch Horizontal front porch
Horizontal sync Horizontal sync polarity polarity
Vertical Ver tical Frequency Frequency
Frame time total Frame time total
Ver Vertical active tical active display display
Vertical sync Ver tical sync pulse pulse
Vertical back porch Vertical back porch
Vertical Ver tical front porch front porch
Ver Vertical tical sync sync polarity polarity
Item Item
Pixel frequency Pixel frequency
Horizontal frequency Horizontal frequency
Line Time total Line Time total
Horizontal active display Horizontal active display
Horizontal sync pulse Horizontal sync pulse
Horizontal back porch Horizontal back porch
Horizontal front porch Horizontal front porch
Horizontal Horizontal sync sync polarity polarity
Vertical Ver tical Frequency Frequency
Frame time total Frame time total
Vertical active Ver tical active display display
Vertical sync Ver tical sync pulse pulse
Vertical back porch Vertical back porch
Vertical Ver tical front porch front porch
Vertical Ver tical sync sync polarity polarity
Non-inte Non-interlaced
No. No.
Abbreviation Abbreviation GTF640x480 GTF640x480 50Hz
fc fc 19.40MHz 19.40MHz
fh fh 24.75kHz 24.75kHz
Th Th 40.40us 40.40us
Thd Thd 32.98us 32.98us
Thp Thp 3.30us 3.30us
Thb Thb 3.71us 3.71us
Thf Thf 0.41us 0.41us
NEG NEG (/POS)
fv fv 50.000Hz 50.000Hz
Tv Tv 20.00ms 20.00ms
Tvd Tvd 19.39ms 19.39ms
Tvp Tvp 0.12ms 0.12ms
Tvb Tvb 0.44ms 0.44ms
Tvf Tvf 0.04ms 0.04ms
NEG NEG (/POS)
No. No.
Abbreviation Abbreviation
Reduced Blanking Reduced Blanking
fc fc 88.750MHz 88.750MHz
fh fh 55.469KHz 55.469KHz
Th Th 18.028us 18.028us
Thd Thd 16.225us 16.225us
Thp Thp 0.361us 0.361us
Thb Thb 0.901us 0.901us
Thf Thf 0.541us 0.541us
POS POS (/NEG)
fv fv 59.901Hz 59.901Hz
Tv Tv 16.694ms 16.694ms
Tvd Tvd 16.225ms 16.225ms
Tvp Tvp 0.108ms 0.108ms
Tvb Tvb 0.306ms 0.306ms
Tvf Tvf 0.054ms 0.054ms
NEG (/POS) NEG
5-40 0 5-4
rlaced PAL PAL
37 37
50Hz
31.15MHz 31.15MHz
30.90kHz 30.90kHz
784CLK 784CLK 32.36us 32.36us
640CLK 640CLK 25.68us 25.68us
64CLK 64CLK 2.57us 2.57us
72CLK 72CLK 3.34us 3.34us
8CLK 8CLK 0.77us 0.77us
(/POS)
50.000Hz 50.000Hz
495H 495H 20.00ms 20.00ms
480H 480H 19.42ms 19.42ms
3H 3H 0.10ms 0.10ms
11H 11H 0.45ms 0.45ms
1H 1H 0.03ms 0.03ms
(/POS)
MODE MODE
39 39
1440x900 60Hz 1440x900 60Hz
106.500MHz 106.500MHz
55.935KHz 55.935KHz
1600CLK 1600CLK 17.878us 17.878us
1440CLK 1440CLK 13.521us 13.521us
32CLK 32CLK 1.427us 1.427us
80CLK 80CLK 2.178us 2.178us
48CLK 48CLK 0.751us 0.751us
(/NEG)
59.887Hz 59.887Hz
926H 926H 16.698ms 16.698ms
900H 900H 16.090ms 16.090ms
6H 6H 0.107ms 0.107ms
17H 17H 0.447ms 0.447ms
3H 3H 0.054ms 0.054ms
(/POS)
Non-interlaced Non-inte rlaced PAL PAL
38 38
GTF800x600 50Hz GTF800x600 50Hz
1008CLK 1008CLK
800CLK 800CLK
80CLK 80CLK
104CLK 104CLK
24CLK 24CLK
NEG (/POS) NEG (/POS)
618H 618H
600H 600H
3H 3H
14H 14H
1H 1H
NEG (/POS) NEG (/POS)
MODE MODE
40 40
1440x900 60Hz 1440x900 60Hz
1904C 1904CLK LK
1440CLK 1440C LK
152CLK 152CLK
232CLK 232CLK
80CLK 80CLK
NEG (/POS) NEG (/POS)
934H 934H
900H 900H
6H 6H
25H 25H
3H 3H
POS (/NEG) POS (/NEG)