VT420D 20
150-114
Supported Timing
Sync
polarity
Horizontal (dot)
Vertical (line)
Item
Video Mode
fH
(kHz)
fV
(Hz)
Dot
clock
(MHz)
H
V
A
B
C
D
E
O
P
Q
R
S
Analog
Digital
(Optional)
1
31.469
59.940
25.175
N
N
800
96
48
640
16
526
2
33
480
11
O
O
2
37.861
72.809
31.500
N
N
832
40
128
640
24
520
3
28
480
9
O
O
3
VGA 640x480
37.500
75.000
31.500
N
N
840
64
120
640
16
500
3
16
480
1
O
O
4
35.156
56.250
36.000
P
P
1024
72
128
800
24
625
2
22
600
1
O
-
5
37.879
60.317
40.000
P
P
1056
128
88
800
40
628
4
23
600
1
O
O
6
48.077
72.188
50.000
P
P
1040
120
64
800
56
666
6
23
600
37
O
O
7
SVGA 800x600
46.875
75.000
49.500
P
P
1056
80
160
800
16
625
3
21
600
1
O
O
8
48.363
60.004
65.000
N
N
1344
136
160
1024
24
806
6
29
768
3
O
O
9
56.476
70.069
75.000
N
N
1328
136
144
1024
24
806
6
29
768
3
O
O
10
XGA 1024x768
60.023
75.029
78.750
P
P
1312
96
176
1024
16
800
3
28
768
1
O
O
11
1152x864
67.500
75.000
108.000
P
P
1600
128
256
1152
64
900
3
32
864
1
O
O
12
63.981
60.020
108.000
P
P
1688
112
248
1280
48
1066
3
38
1024
1
O
O
13
VESA
SXGA
1280x1024
79.976
75.025
135.000
P
P
1688
144
248
1280
16
1066
3
38
1024
1
O
-
14
VGA TEXT
720x400
31.469
70.087
28.322
N
P
900
108
45
720
27
449
2
35
400
12
O
O
15
UXGA60
1600x1200
75.00
60.00
162.00
2160
192
304
1600
64
1250
3
46
1200
1
O
16
640x480
35.000
66.667
30.240
N
N
864
64
96
640
64
525
3
39
480
3
O
17
832x624
49.725
74.500
57.283
N
N
1152
64
224
832
32
667
3
39
624
1
O
-
18
Macintosh
1024x768
60.150
74.720
80.000
N
N
1330
96
168
1024
42
805
3
31
768
3
O
-
19
720p-50
1280x720
37.50
50.000
74.250
1980
40
220
1280
440 750H
5H
20H
720H
5H
O
-
20
720p-59.9
1280x720
44.96
59.94
74.18
1650
40
220
1280
110 750H
5H
20H
720H
5H
O
-
21
720p-60
1280x720
45.00
60.00
74.25
1650
40
220
1280
110 750H
5H
20H
720H
5H
O
22
768-60
1360x768
47.72
59.95
84.75
1776
152
176
1360
88
796H
3H
24H
768H
1H
O
23
1080i-50
1920x1080
28.13
25.00
74.25
2460
44
528
1920
148 562H
2H
5H
540H 15H
O
24
1080i-59
1920x1080
33.72
29.97
74.18
2200
44
88
1920
148 562H
3H
19H
540H
O
O
25
1080p-50
1920x1080
62.50
50.00
148.5
2376
66
243
1920
147
1250
1H
160
1080
9H
O
26
1080p-50
1920x1080
56.25
50.00
148.5
2460
44
148
1920
528
1125
5H
36H
1080
4H
O
-
27
1080p-59
1920x1080
67.43
59.94
148.35
2200
44
148
1920
88
1125
5H
36H
1080
4H
O
29
1080p-59
1920x1080
67.50
60.00
148.5
2200
44
148
1920
88
1125
5H
36H
1080
4H
O
Item
Video Mode
fH
(kHz)
fV
(Hz)
Dot
clock
(MHz)
1
NTSC
NTSC 358-443
15.743
59.94
16.521
2
PAL
PAL SECAM
15.625
50.00
16.406