3
The following signals are used for the initial settings.
The signal timing of some computer models may be different. In such case, refer to
adjust the V.POSIT and H.POSIT of the menu.
Display interval c
Back porch b
Sync a
Front porch d
Display interval c
Back porch b
Sync a
Front porch d
Computer /
Signal
Horizontal signal timing (µs)
a b c d
TEXT 2.0 3.0 20.3 1.0
VGA (60Hz) 3.8 1.6 25.4 0.6
Mac 13"mode 2.1 3.2 21.2 2.1
VGA (72Hz) 1.3 3.8 20.3 0.5
VGA (75Hz) 2.0 3.8 20.3 0.5
VGA (85Hz) 1.6 2.2 17.8 1.6
SVGA (56Hz) 2.0 3.6 22.2 0.7
SVGA (60Hz) 3.2 2.2 20.0 1.0
SVGA (72Hz) 2.4 1.3 16.0 1.1
SVGA (75Hz) 1.6 3.2 16.2 0.3
SVGA (85Hz) 1.1 2.7 14.2 0.6
Mac 16"mode 1.1 3.9 14.5 0.6
XGA (60Hz) 2.1 2.5 15.8 0.4
XGA (70Hz) 1.8 1.9 13.7 0.3
XGA (75Hz) 1.2 2.2 13.0 0.2
XGA (85Hz) 1.0 2.2 10.8 0.5
1152×864 (75Hz)
1.2 2.4 10.7 0.6
1280×960 (60Hz)
1.0 2.9 11.9 0.9
1280×1024 (60Hz)
1.0 2.3 11.9 0.4
1280×1024 (75Hz)
1.1 1.8 9.5 0.1
1280×1024 (85Hz)
1.0 1.4 8.1 0.4
1600×1200 (60Hz)
1.2 1.9 9.9 0.4
Computer /
Signal
Vertical signal timimg (lines)
a b c d
TEXT 3 42 400 1
VGA (60Hz) 2 25 480 2
Mac 13"mode 3 39 480 3
VGA (72Hz) 3 20 480 1
VGA (75Hz) 3 16 480 1
VGA (85Hz) 3 25 480 1
SVGA (56Hz) 2 22 600 1
SVGA (60Hz) 4 23 600 1
SVGA (72Hz) 6 23 600 37
SVGA (75Hz) 3 21 600 1
SVGA (85Hz) 3 27 600 1
Mac 16"mode 3 39 624 1
XGA (60Hz) 6 29 768 3
XGA (70Hz) 6 29 768 3
XGA (75Hz) 3 28 768 1
XGA (85Hz) 3 36 768 1
1152×864 (75Hz)
3 32 864 1
1280×960 (60Hz)
3 36 960 1
1280×1024 (60Hz)
3 38 1024 1
1280×1024 (75Hz)
3 38 1024 1
1280×1024 (85Hz)
3 44 1024 1
1600×1200 (60Hz)
3 46 1200 1
INITIAL SET SIGNALS