3
TECHNICAL
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 1.9 25.4 0.6
Mac 13"mode 2.1 3.2 21.2 2.1
VGA (72Hz) 1.3 3.8 20.3 1.0
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 0.2
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 342 400 1
VGA (60Hz) 233 480 10
Mac 13"mode 339 480 3
VGA (72Hz) 328 480 9
VGA (75Hz) 316 480 1
VGA (85Hz) 325 480 1
SVGA (56Hz) 222 600 1
SVGA (60Hz) 423 600 1
SVGA (72Hz) 623 600 37
SVGA (75Hz) 321 600 1
SVGA (85Hz) 327 600 1
Mac 16"mode 339 624 1
XGA (60Hz) 629 768 3
XGA (70Hz) 629 768 3
XGA (75Hz) 328 768 1
XGA (85Hz) 336 768 1
1152×864 (75Hz)
332 864 1
1280×960 (60Hz)
336 960 1
1280×1024 (60Hz)
338 1024 1
1280×1024 (75Hz)
337 1024 2
1280×1024 (85Hz)
344 1024 1
1600×1200 (60Hz)
346 1200 1
INITIAL SET SIGNALS