Specifications, Vga does not include border area – Sony GDM-2038 User Manual
Page 18
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Specifications
Detailed Timing Specifications of Preset-Type Models
Mode
1
2
3
4
5
6
7
8
9
Equiv, Standard
VGA
Graphics*
VGA
Text*
VESA
VESA
VESA
—
Macintosh II
Two-Page
—
Resolution (Hx V)
640 X 480
720 X 400
640 X 480
800 X 600
1024x768
1024x768
1152x870
1280 X 1024
1280X1024
Dot Clock (MHz)
25.175
28.332
31.500
50.000
75.000
75.000
100.000
135.000
140.000
Horizontal**
Hor. freq. (kHz)
31.469
31.480
37.860
48.077
56.476
57.870
68.681
78.855
81.206
H-total
31.778
31.766
26.413
20.800
17.707
17.280
14.560
12.681
12.314
H-Front porch
0.636
0.635
0.762
1.120
0.320
0.320
0.320
0.237
0.229
H-Sync. width
3.813
3.813
1.270
2.400
1.813
1.920
1.280
1.067
0.714
H-Back porch
1.907
1.906
4.603
1.280
1.920
1.387
1.440
1.896
2.229
H-blanking
6.356
6.353
6.095
4.800
4.053
3.627
3.040
3.200
3.171
H-Act(ve
25.422
25.413
20.317
16.000
13.653
13.653
11.520
9.481
9.143
(psec)
Vertical
Ver. freq. (Hz)
59.94
70.11
72.81
72.19
70.07
71.8
75.06
74.11
76.18
V-total
525
449
520
666
806
806
915
1064
1066
V-Front porch
10
12
9
37
3
3
3
3
3
V-Sync. width
2
2
3
6
6
6
3
3
3
V-Back porch
33
35
28
23
29
29
39
34
36
V-blanking
45
49
40
66
38
38
45
40
42
V-Active
480
400
480
600
768
768
870
1024
1024
(Lines)
Sync,
External
External
External
External
External
Internal
External
Internal
Internal
H-Polarity
(-)
(-)
(-)
(+)
(-)
N.A.
(-)
N.A.
N.A.
V-Polarity
H
(+)
(-)
(+)
(-)
N.A.
H
N.A.
N.A.
Scanning mode
Non
interlace
Non
interlace
Non
interlace
Non
interlace
Non
interlace
Non
interlace
Non
interlace
Non-
interlace
Non
interlace
VGA does not include border area.
Recomended horizontal timing conditions:
Horizontal front porch should be:
>0.1psec
Horizontal sync, width should be:
>1.0psec
Horizontal back porch should be:
>1.2psec
Horizontal blanking width should be:
>3.5psec
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