Hitachi CPX885 - XGA LCD Projector - INITIAL SET SIGNALS; Computer Signal Timing Parameters

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.
DATA
HSYNC
DATA
VSYNC
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 3 42 400 1
VGA (60Hz) 2 33 480 10
Mac 13"mode 3 39 480 3
VGA (72Hz) 3 28 480 9
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 37 1024 2
1280×1024 (85Hz)
3 44 1024 1
1600×1200 (60Hz)
3 46 1200 1
INITIAL SET SIGNALS