NEC VT440 User Manual - Page 39

Timing Chart

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Timing Chart Y / N Signal Resolution ( Dots ) Refresh Rate ( Hz ) Frequency H. Dot Clock ( kHz ) ( MHz ) Y NTSC 640 ‫ ן‬480 60 15.734 Y PAL 768 ‫ ן‬576 50 15.625 Y SECAM 768 ‫ ן‬576 50 15.625 Y VESA 640 ‫ ן‬480 59.94 31.47 Y IBM 640 ‫ ן‬480 60 31.47 Y MAC 640 ‫ ן‬480 60 31.47 Y MAC 640 ‫ ן‬480 66.67 34.97 Y MAC 640 ‫ ן‬480 66.67 35 Y VESA 640 ‫ ן‬480 72.81 37.86 Y VESA 640 ‫ ן‬480 75 37.5 Y IBM 640 ‫ ן‬480 75 39.375 Y VESA 640 ‫ ן‬480 85.01 43.269 Y IBM 720 ‫ ן‬350 70.09 31.469 Y VESA 720 ‫ ן‬400 85.04 37.927 Y IBM 720 ‫ ן‬350 87.85 39.44 Y IBM 720 ‫ ן‬400 87.7 39.375 Y VESA 800 ‫ ן‬600 56.25 35.16 Y VESA 800 ‫ ן‬600 60.32 37.879 Y VESA 800 ‫ ן‬600 72.19 48.077 Y VESA 800 ‫ ן‬600 75 46.88 Y VESA 800 ‫ ן‬600 85.06 53.674 #Y MAC 832 ‫ ן‬624 74.55 49.725 #Y VESA 1024 ‫ ן‬768 43 Interlaced 35.5 #Y VESA 1024 ‫ ן‬768 60 48.363 #Y VESA 1024 ‫ ן‬768 70.07 57.476 #Y IBM 1024 ‫ ן‬768 72.03 58.131 #Y MAC 1024 ‫ ן‬768 74.93 60.241 #Y VESA 1024 ‫ ן‬768 75.03 60.023 #Y VESA 1024 ‫ ן‬768 85 68.677 ##Y VESA 1152 ‫ ן‬864 75 67.5 ##Y MAC 1152 ‫ ן‬870 75.06 68.681 ##Y SUN 1152 ‫ ן‬900 65.95 61.796 ##Y SGI 1152 ‫ ן‬900 76.05 71.736 ##Y VESA 1280 ‫ ן‬960 60 60 ##Y SGI 1280 ‫ ן‬1024 60 63.9 ##Y VESA 1280 ‫ ן‬1024 60.02 63.981 ##Y MAC 1280 ‫ ן‬1024 60.38 64.31 ##Y MAC 1280 ‫ ן‬1024 65.2 69.9 ##Y HP 1280 ‫ ן‬1024 72.01 78.125 ##Y SUN 1280 ‫ ן‬1024 76.11 81.13 ##Y VESA 1280 ‫ ן‬1024 75.03 79.976 ##Y VESA 1280 ‫ ן‬1024 85.02 91.146 ##Y HDTV (1080i) 1920 ‫ ן‬1080 60 Interlace 33.75 ##Y HDTV (720p) 1280 ‫ ן‬720 60 Progressive 45 ##Y SDTV (480p) 720 ‫ ן‬483 59.94 Progressive 31.47 25.175 25.175 25.175 31.334 30.24 31.5 31.5 31.49 36 28.322 35.5 35.5 35.5 36 40 50 49.5 56.25 57.283 44.9 65 75 79 80 78.75 94.5 108 100 92.94 105.6 108 107.35 108 107 118.5 135 135 135 157.5 74.25 74.25 27 #Y: Images in above flagged with # and Y are compressed with Advanced AccuBlend on VT440. ##Y: Images in above flagged with ## and Y are compressed with Advanced AccuBlend on VT540. NOTE1: Some composite sync signals may not be displayed correctly. NOTE2: Signals other than those specified in the table above may not be displayed correctly. If this should happen, change the refresh rate or resolution on your PC. Refer to Display Properties help section of your PC for procedures. E-39

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E–39
Timing Chart
Y
NTSC
640
2
480
60
15.734
-
Y
PAL
768
2
576
50
15.625
-
Y
SECAM
768
2
576
50
15.625
-
Y
VESA
640
2
480
59.94
31.47
25.175
Y
IBM
640
2
480
60
31.47
25.175
Y
MAC
640
2
480
60
31.47
25.175
Y
MAC
640
2
480
66.67
34.97
31.334
Y
MAC
640
2
480
66.67
35
30.24
Y
VESA
640
2
480
72.81
37.86
31.5
Y
VESA
640
2
480
75
37.5
31.5
Y
IBM
640
2
480
75
39.375
31.49
Y
VESA
640
2
480
85.01
43.269
36
Y
IBM
720
2
350
70.09
31.469
28.322
Y
VESA
720
2
400
85.04
37.927
35.5
Y
IBM
720
2
350
87.85
39.44
35.5
Y
IBM
720
2
400
87.7
39.375
35.5
Y
VESA
800
2
600
56.25
35.16
36
Y
VESA
800
2
600
60.32
37.879
40
Y
VESA
800
2
600
72.19
48.077
50
Y
VESA
800
2
600
75
46.88
49.5
Y
VESA
800
2
600
85.06
53.674
56.25
#Y
MAC
832
2
624
74.55
49.725
57.283
#Y
VESA
1024
2
768
43 Interlaced
35.5
44.9
#Y
VESA
1024
2
768
60
48.363
65
#Y
VESA
1024
2
768
70.07
57.476
75
#Y
IBM
1024
2
768
72.03
58.131
79
#Y
MAC
1024
2
768
74.93
60.241
80
#Y
VESA
1024
2
768
75.03
60.023
78.75
#Y
VESA
1024
2
768
85
68.677
94.5
##Y
VESA
1152
2
864
75
67.5
108
##Y
MAC
1152
2
870
75.06
68.681
100
##Y
SUN
1152
2
900
65.95
61.796
92.94
##Y
SGI
1152
2
900
76.05
71.736
105.6
##Y
VESA
1280
2
960
60
60
108
##Y
SGI
1280
2
1024
60
63.9
107.35
##Y
VESA
1280
2
1024
60.02
63.981
108
##Y
MAC
1280
2
1024
60.38
64.31
107
##Y
MAC
1280
2
1024
65.2
69.9
118.5
##Y
HP
1280
2
1024
72.01
78.125
135
##Y
SUN
1280
2
1024
76.11
81.13
135
##Y
VESA
1280
2
1024
75.03
79.976
135
##Y
VESA
1280
2
1024
85.02
91.146
157.5
##Y
HDTV (1080i)
1920
2
1080
60 Interlace
33.75
74.25
##Y
HDTV (720p)
1280
2
720
60 Progressive
45
74.25
##Y
SDTV (480p)
720
2
483
59.94 Progressive
31.47
27
Y / N
Signal
Resolution
Refresh Rate
Frequency H.
Dot Clock
( Dots )
( Hz )
( kHz )
( MHz )
#Y:
Images in above flagged with # and Y are compressed with Advanced AccuBlend on VT440.
##Y:
Images in above flagged with ## and Y are compressed with Advanced AccuBlend on VT540.
NOTE1:
Some composite sync signals may not be displayed correctly.
NOTE2:
Signals other than those specified in the table above may not be displayed correctly. If this should happen, change the refresh
rate or resolution on your PC.
Refer to Display Properties help section of your PC for procedures.