Acer Acer –LCD-G185H&G195H
4.1 Video signals
Items Condition Specification
Analog RGB signal
Input impedance = 75 Ohm 0.7Vp-p
Sync
Input impedance ≧ 1k Ohm
TTL level, Separate H/V-sync(+/-)
4.2 Signal Timing
Through D-SUB/DVI connectors, this unit can support F
H
= 30~80 KHz, Fv=55~75Hz, Modes details as below:
Mode
Resolution
(active dot)
Resolution
(total dot)
Horizontal
Frequency (KHz)
Vertical
Frequency (Hz)
Nominal Pixel
Clock (MHz)
EDID
640x480@60Hz 800 x 525 31.469 59.941 25.175
23H
640x480@72Hz 832 x 520 37.861 72.809 31.500
23H
640x480@75Hz 840 x 500 37.500 75.000 31.500
23H
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
800x600@72Hz 1040 x 666 48.077 72.188 50.000
24H
SVGA
800x600@75Hz 1056x625 46.875 75.000 49.500
24H
MAC 832x624@74.55Hz 1152x667 49.722 74.55 57.28
24H
1024x768@60Hz 1344x806 48.363 60.004 65.000
24H
1024x768@70Hz 1328x806 56.476 70.069 75.000
24H
XGA
1024x768@75Hz 1312x800 60.023 75.029 78.750
24H
MAC 1152x870@75Hz 1456x915 68.681 75.062 100.000
25H
1152x864@75Hz 1600x900 67.5 75 108
2E~2FH
VESA
1280x960@60Hz 1800x1000 60 60 108
2C~2DH
1280x1024@60Hz 1688x1066 63.981 60.020 108.000
2A~2BH
SXGA
1280x1024@75Hz 1688x1066 79.976 75.025 135.000
24H
VESA
1280x720@60Hz 1650x750 44.955 59.940 74.176
26~27H
1280x800@60Hz 1680x831 49.702 59.810 83.500
28~29H
WXGA
1366x768@60Hz 1792x798 47.712 59.790 85.500
36~46H
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
4.2.1 Digital signals
TMDS Signal: (min)
±
200mVpp@24Bit
4.3 Timing requirements
Scan Frequency Condition Specification
Horizontal
Sync polarity: (+) or (-)
30 ~ 80 KHz.
Vertical
Sync polarity: (+) or (-)
55-75Hz
Out of range
Excluding
Horizontal 30~80 KHz or
Vertical 55-75 Hz
Message “Input Not Supported” on screen
4.4 DDC data
4.4.1 EDID Standard Compliance
EDID File Format : VESA’s EDID Standard Version1.0, Revision 12,
EDID Structure : Version #1, Revision #3.
EDID Data Table : See the attached table (for example)
G195HQ VGA EDID table
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