Table 1-5. Standardsettings - Hitachi CM776ET User Manual

SPECIFICATIONS (Continued)
Standard Settings
.=
Microprocessor-based preset functions can store 37 sets of geometry settings including
— the standard settings. The following industrial standard settings have been pre-
,~ programmed by the factory.
Table 1-5. Standard Settings
No, Video Mode Name Horizontal
(with Resolution and Vertical Frequency) Frequency
1 VGA 640 X 400
-70 Hz
31.47 kHz
2
VESA 800 x 600 -85 Hz 53.67 kHz
3
VES.4 1024 X 768 -85 tiz 68.68 kHz
4 VESA
1280 x 1024 -85 HZ
91.15 kHz
5 VESA 1600 x 1200 -75 Hz 93.75 kHz
; NOTE:
* Input signals with approximately the same frequencies may be regarded as the same
signal.
* The following horizontal timing conditions are recommended (at sync. H, V separate
or H/V composite).
for 31 kHz -55 kHz horizontal frequency:
Horizontal front porch should be more than 0.1 ps.
Horizontal sync. width should be within 1.0- 3.8 ps.
Horizontal back porch should be more than 1.2 ps.
Horizontal blanking width should be more than 3,5 ps,
for 55 kHz -96 kHz horizontal frequency:
Horizontal front porch should be more than 0.1 ps.
Horizontal sync. width should be within 1.0- 3.0 ps.
Horizontal back porch should be more than 1.1 ps.
Horizontal blanking width should be more than 2.4 ps.
* The following vertical timing conditions are recommended.
Vertical front porch should be more than 10 ps.
Vertical sync. width should be less than 200 vs.
Vertical back porch should be more than 400 ps,
Vertical blanking width should be more than 450 ps.
,*
In case the front or back porch is extremely long, or the data display time is extremely
short, it may not be able to set the expected size and position.