Acer G225HQ Service Manual page 9

Note-2: The pin assignment of 24-pin DVI-D connector is as below,
Pin Signal Assignment
1 TMDS RX2-
2 TMDS RX2+
3 TMDS Ground
4 Floating
5 Floating
6 DDC Clock
7 DDC Data
8 Floating
9 TMDS RX1-
10 TMDS RX1+
11 TMDS Ground
12 Floating
Pin Signal Assignment
13 Floating
14 +5V Power
15 Ground(Cable Detect)
16 Hot Plug Detect
17 TMDS RX0-
18 TMDS RX0+
19 TMDS Ground
20 Floating
21 Floating
22 TMDS Ground
23 TMDS Clock+
24 TMDS Clock-
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