Acer A231H, Service Manual

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Acer
Acer –LCD-A231H
4.5.2
Signal SPEC:
Items Condition Specification
Analog RGB signal Input impedance =75 Ohm 0.7Vp-p
Sync Input impedance
≧
1k Ohm TTL level, Separate H/V-sync(+/-)
H-Sync Frequency 31K~83KHz
V-Sync Frequency 56~76Hz
4.6 Timing table
Mode
Resolution
(active dot)
Resolution
(total dot)
Horizontal
Frequency (KHz)
Vertical
Frequency (Hz)
Nominal Pixel
Clock (MHz)
Write in EDID
640x480@60Hz 800 x 525 31.469 59.941 25.175 23H
640x480@72Hz 832 x 520 37.861 72.809 31.500 N/A
MAC 640x480@66.66Hz 864x525 35 66.66 30.24 23H
VESA 720x400@70Hz 900x449 31.469 70.087 28.322 23H
800x600@56Hz 1024 x 625 35.156 56.250 36.000 23H
800x600@60Hz 1056 x 628 37.879 60.317 40.000 23H
SVGA
800x600@72Hz 1040 x 666 48.077 72.188 50.000 N/A
1024x600@60Hz 1312x622 37.320 60.000 48.964 N/A
1024x768@60Hz 1344x806 48.363 60.004 65.000 24H
XGA
1024x768@70Hz 1328x806 56.476 70.069 75.000 24H
1152x864@75Hz 1600x900 67.5 75 108 26H~27H
VESA
1280x960@60Hz 1800x1000 60 60 108 N/A
SXGA 1280x1024@60Hz 1688x1066 63.981 60.020 108.000 25H
VESA
1280x720@60Hz 1650x750 44.955 59.940 74.176
N/A
1280x800@60Hz 1680x831 49.702 59.810 83.500
28H~29H
WXGA
1360x768@60Hz 1792x795 47.712 60.015 85.500
N/A
WXGA+ 1440x900@60Hz 1904x931 55.935 59.887 106.500 2AH~2BH
WSXGA+ 1680x1050@60Hz 2240*1089 65.290 59.954 146.250 N/A
1600x1200@60Hz 2160x1250 75.000 60.000 162.000 N/A
1920x1080@60Hz 2576x1120 67.158 59.963 173.000 2C~2D
1920x1080@60Hz 2200x1125 67.500 60.000 148.500 36H~46H
UXGA
1920x1080@60Hz 2080x1111 66.587 59.934 138.500
Note: 1. Non-interlace signals only (An interlace signal cannot be display)
2. Please refer to F/W specification for more detail
3. Each frequency of Power Macintosh and Sun Ultra is a reference value