NEC Versa 550 Series Service Manual page 95

Table Appendix A-6 VGA Extended Modes (4-bit Linear Mode)
Hex No. of Text
Mode Colors Display
20 16 80 x 30
22 16 100 x 37
24 16 128 x 48
Table Appendix A-7 VGA Extended Modes (8-Bit Linear Mode)
Hex No. of Text
Mode Colors Display
30 256 80 x 30
32 256 100 x 37
34* 256 128 x 48
34I*
Table Appendix A-8 VGA Extended Modes ( 15-bit Linear Mode )
Hex No. of Text
Mode Colors Display
40* 32K 80 x 30
Table Appendix A-9 VGA Extended Modes ( 16-bit Linear Mode )
Hex No. of Text
Mode Colors Display
41 64K 80 x 30
Table Appendix A-10 VGA Extended Modes ( 24-bit Linear Mode )
Hex No. of Text
Mode Colors Display
50* 16 80 x 30
Font Pixel Reso-
Size lution
8 x 16 640 x 480
8 x 16 800 x 600
8 x 16 1024 x 768
Font Pixel Reso-
Size lution
8 x 16 640 x 480
8 x 16 800 x 600
8 x 16 1024 x 768
Font Pixel Reso-
Size lution
8 x 16 640 x 480
Font Pixel Reso-
Size lution
8 x 16 640 x 480
Font Pixel Reso-
Size lution
8 x 16 640 x 480
Supported Video Modes
Dot Horiz.
Clock Freq.
MHz KHz
25.175 31.5
40.0 37.5
65.0 48.5
Dot Horiz.
Clock Freq.
MHz KHz
25.175 31.5
40.0 37.5
65.0 48.5
44.9 35.5
Dot Horiz.
Clock Freq.
MHz KHz
50.350 31.5
Dot Horiz.
Clock Freq.
MHz KHz
50.350 31.5
Dot Horiz.
Clock Freq.
MHz KHz
65.0 27.1
A-3
Vert.
Freq.
Hz
60
60
60
Vert.
Freq.
Hz
60
60
60
43
Vert.
Freq.
Hz
60
Vert.
Freq.
Hz
60
Vert.
Freq.
Hz
51.6