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Connection to the RGB signal terminal(continued)
4. Initial set signals
The following signals are initially set. The settings may be different depending on the computer type. In
this case, adjust the settings referring to pages 16, 17.
Computer/signal
VGA-1
VGA-2
PC-9800
TEXT
VGA-3
Mac 13" mode
VGA-3 (72Hz)
VGA-3 (75Hz)
VGA-3 (85Hz)
SVGA (56Hz)
SVGA (60Hz)
Computer/signal
VGA-1
VGA-2
PC-9800
TEXT
VGA-3
Mac 13" mode
VGA-3 (72Hz)
VGA-3 (75Hz)
VGA-3 (85Hz)
SVGA (56Hz)
SVGA (60Hz)
22
Back porch(b)
DATA
HSYNC
Sync.(a)
Horizontal Timing (µs)
a
b
c
3.8
1.9
25.4
3.8
1.9
25.4
3.0
3.8
30.4
3.8
1.9
25.4
3.8
1.9
25.4
2.1
3.2
21.2
1.3
3.8
20.3
2.0
3.8
20.3
1.6
2.2
17.8
2.0
3.6
22.2
3.2
2.2
20.0
Back porch(b)
DATA
VSYNC
Sync.(a)
Vertical Timing (lines)
a
b
c
2
59
350
2
34
400
8
25
400
2
34
400
2
33
480
3
39
480
3
28
480
3
16
480
3
25
480
2
22
600
4
23
600
Active(c)
Computer/signal
d
0.6
SVGA (72Hz)
0.6
SVGA (75Hz)
3.0
SVGA (85Hz)
Mac 16" mode
0.6
0.6
XGA (60Hz)
2.1
XGA (70Hz)
1.0
XGA (75Hz)
0.5
XGA (85Hz)
1.6
0.7
1.0
Active(c)
Computer/signal
d
38
SVGA (72Hz)
13
SVGA (75Hz)
7
SVGA (85Hz)
13
Mac 16" mode
10
XGA (60Hz)
3
XGA (70Hz)
9
XGA (75Hz)
1
XGA (85Hz)
1
1
1
Front porch(d)
Horizontal Timing (µs)
a
b
c
2.4
1.3
16.0
1.6
3.2
16.2
1.1
2.7
14.2
1.1
3.9
14.5
2.1
2.5
15.8
1.8
1.9
13.7
1.2
2.2
13.0
1.0
2.2
10.8
Front porch(d)
Vertical Timing (lines)
a
b
c
6
23
600
3
21
600
3
27
600
3
39
624
6
29
768
6
29
768
3
28
768
3
36
768
d
1.1
0.3
0.6
0.6
0.4
0.3
0.2
0.5
d
37
1
1
1
3
3
1
1
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