NEC PX-50XM4 series Service Manual page 302

PC mode
Signal name
Definition
Dot clock frequency (MHz)
H frequency (kHz)
V frequency (Hz)
H total (uS)
(dots)
H display period (uS)
(dots)
H front porch (uS)
(dots)
H sync pulse width (uS)
(dots)
H back porch (uS)
(dots)
V total (mS)
(line)
V display period (mS)
(line)
V front porch (mS)
(line)
V sync pulse width (mS)
(line)
V back porch (mS)
(line)
H sync polarity
V sync polarity
Scan type
Remarks
51 52
VESA I/O data
864@75Hz W_XGA@56Hz
1152*864 1280*768
108 76.064
67.5 45.064
75 56.187
14.815 22.192
1600 1688
10.667 16.828
1152 1280
0.593 0.631
64 48
1.185 1.472
128 112
2.37 3.26
256 248
13.333 17.78
900 802
12.8 17.043
864 768
0.015 0.044
1
0.044 0.067
3
0.474 0.644
32 29
Pos. Pos.
Pos. Pos.
Non Interlaced Non Interlaced Non Interlaced Non Interlaced Non Interlaced
6-25
53
I/O wide
XGA
1376*768
87.34
48.307
59.934
20.701
1808
15.755
1376
0.366
32
1.466
128
3.114
272
16.685
806
15.898
768
0.062
2 3
0.124
3 6
0.6
29
Neg
Pos.
CONFIDENTIAL
54 55
VESA VESA
1200@60Hz 1200@65Hz
1600*1200 1600*1200
162 175.5
75 81.25
60 65
13.333 12.308
2160 2160
9.877 9.117
1600 1600
0.395 0.365
64 64
1.185 1.094
192 192
1.877 1.732
304 304
16.667 15.385
1250 1250
16 14.769
1200 1200
0.013 0.012
1 1
0.04 0.037
3 3
0.613 0.566
46 46
Pos. Pos.
Pos. Pos.