ViewSonic VS11446 Service Manual page 9

Electrical Requirements
Horizontal / Vertical Frequency
Horizontal Frequency
Vertical Refresh Rate
Maximum Pixel Clock
Sync Polarity
Timing Table
640 x 350
1
640 x 400
2
640 x 400
3
640 x 480
4
640 x 480
5
640 x 480
6
640 x 480
7
640 x 480
8
640 x 480
9
720 x 400
10
720 x 480
11
720 x 576
12
800 x 600
13
800 x 600
14
800 x 600
15
800 x 600
16
800 x 600
17
800 x 600
18
800 x 600
19
832 x 624
20
1024 x 768
21
ViewSonic Corporation
24 – 82 KHZ
50 – 85 HZ
165 MHz
Independent of sync polarity
Timing
@ 70 Hz, 31.5 KHz
@ 60 Hz, 31.5 KHz
@ 70 Hz, 31.5 KHz
@ 50 Hz, 24.7 KHz
@ 60 Hz, 31.5 KHz
@ 67 Hz, 35 KHz
@ 72 Hz, 37.9 KHz
@ 75 Hz, 37.5 KHz
@ 85 Hz, 43.3 KHz
@ 70 Hz, 31.5 KHz
@ 60 Hz, 31.5 KHz
@ 50 Hz, 31.3 KHz
@ 50 Hz, 24.7 KHz
@ 56 Hz, 35.1 KHz
@ 60 Hz, 37.9 KHz
@ 70 Hz, 43 KHz
@ 72 Hz, 48.1 KHz
@ 75 Hz, 46.9 KHz
@ 85 Hz, 53.7 KHz
@ 75 Hz, 49.7 KHz
@ 50 Hz, 39.6 KHz
Analog
For SOG sync, OSD will be
720x400@70Hz.
For SOG sync, switch
640x400@60Hz and
640x480@60Hz by [1]+[2] short
cut key
(primary=640x480@60Hz)
For Analog sync, OSD will be
640x400@70Hz/720x400@70Hz
.
(Promary=720x400@70Hz)
For SOG sync, switch
640x400@60Hz and
640x480@60Hz by [1]+[2] short
cut key
(primary=640x480@60Hz)
For Analog sync, OSD will be
640x400@70Hz/720x400@70Hz
.
(Promary=720x400@70Hz)
For SOG sync, the Information
OSD will be 1024x768@50Hz,
the OSD content also can be
changed to 1280x768@50Hz by
6
Confidential - Do Not Copy
Remark
VX2235wm-4