Acer ED323QU - Connector Pin Assignments

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Connector pin assignment
19-Pin Color Display Signal Cable*
PIN Meaning PIN Meaning
1 TMDS Data2 + 10 TMDS Clock +
2 TMDS Data2 Shield 11 TMDS Clock Shield
3 TMDS Data2 - 12 TMDS Clock -
4 TMDS Data1 + 13 CEC
5 TMDS Data1 Shield 14 Reserved (N.C. on device)
6 TMDS Data1 - 15 SCL
7 TMDS Data0 + 16 SDA
8 TMDS Data0 Shield 17 DDC/CEC Ground
9 TMDS Data 0- 18 +5V Power
19 Hot Plug Detect
* only for certain models
20-Pin Color Display Signal Cable*
PIN Meaning PIN Meaning
1 Lane 0 (+) 11 Ground
2 Ground 12 Lane 3 (-)
3 Lane 0 (-) 13 Config 1
4 Lane 1 (+) 14 Config 2
5 Ground 15 AUX_channel (-)
6 Lane 1 (-) 16 Ground
7 Lane 2 (+) 17 AUX_channel (+)
8 Ground 18 Hot Plug Detect
9 Lane 2 (-) 19 DP Power_Return
10 Lane 3 (+) 20 DP Power
* only for certain models