Supported Timing - Acer AL1731 Service Manual

Supported Timing

TIMING FH(KH
FV(HZ)
640x480 31.469
VGA-480 59.94
640x480 37.861
VESA-480-72Hz 72.809
640x480 37.5
VESA-480-75Hz 75
720x400 31.469
VGA-400-TEXT 70.087
800x600 37.879
VESA-600-60Hz 60.317
800x600 48.077
VESA-600-72Hz 72.188
800x600 46.875
VESA-600-75Hz 75
1024x768 48.363
XGA 60.004
1024x768 56.476
VESA-768-70Hz 70.069
1024x768 60.023
VESA-768-75Hz 75.029
1024x1024 64
VESA-1024-60Hz 60
1280x1024 80
VESA-1024-75Hz 75
If the input timing is not a supported timing listed above but within the supported frequency
range (Horizontal: 80KHz,Vertical: 75Hz), this monitor will select a closest mode instead. But
the display quality may not be optimized.
If the input timing over the supported frequency range, a message "Input Signal Out of Range"
will be shown.
2.4.4 Support Modes
There will be 12 total support modes to accommodate the above mode and other video
modes within the frequency range of the monitor.
Analog R, G, B. MAX supports range 1280x1024 75Hz.
Digital TMDS MAX supports range 1280x1024 60Hz.
SYNC TOTAL
Z)
POLARITY (DOT/LINE)
– 800
– 525
– 832
– 520
– 840
– 500
– 900
+ 449
+ 1056
+ 628
+ 1040
+ 666
+ 1056
+ 625
– 1344
– 806
– 1328
– 806
+ 1312
+ 800
+ 1688
+ 1066
+ 1688
+ 1066
ACTIVE SYNC
(DOT/LINE) WIDTH
(DOT/LINE)
640 96
480 2
640 40
480 3
640 64
480 3
720 108
400 2
800 128
600 4
800 120
600 6
800 80
600 3
1024 136
768 6
1024 136
768 6
1024 96
768 3
1280 112
1024 3
1280 144
1024 3
12
FRONT BACK
PORCH PORCH
(DOT/LINE) (DOT/LINE)
16 48
10 33
16 120
1 20
16 120
1 16
18 54
12 35
40 88
1 23
56 64
37 23
16 160
1 21
24 160
3 29
24 144
3 29
16 176
1 28
48 248
1 38
16 248
1 38
PIXEL
FOREQ.(MHZ)
25.175
31.5
31.5
28.322
40
50
49.5
65
75
78.75
108
135