Acer H274HL User Manual - Page 11

EN-10

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24-Pin Color Display Signal Cable* PIN Meaning PIN 1. TMDS Data2- 13. 2. TMDS Data2+ 14. 3. TMDS Data 2/4 Shield 15. 4. NC 16. 5. NC 17. 6. DDC Clock 18. 7. DDC Data 19. 8. NC 20. 9. TMDS Data1- 21. 10. TMDS Data1+ 22. 11. TMDS Data 1/3 Shield 23. 12. NC 24. Meaning NC +5V Power Logic Ground Hot Plug Detect TMDS Data0TMDS Data0+ TMDS Data 0/5 Shield NC NC TMDS Clock Shield TMDS Clock+ DDC TMDS Clock- 19-Pin color display signal cable* PIN Meaning PIN 1. TMDS Data2+ 10. 2. TMDS Data2 Shield 11. 3. TMDS Data2- 12. 4. TMDS Data1+ 13. 5. TMDS Data1 Shield 14. 6. TMDS Data1- 15. 7. TMDS Data0+ 16. 8. TMDS Data0 Shield 17. 9. TMDS Data0- 18. 19. * only for certain models EN-10 Meaning TMDS Clock+ TMDS Clock Shield TMDS Clock- CEC Reserved (N.C. on device) SCL SDA DDC/CEC Ground +5V Power Hot Plug Detect

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EN-10
24-Pin Color Display Signal Cable*
PIN
Meaning
PIN
Meaning
1.
TMDS Data2-
13.
NC
2.
TMDS Data2+
14.
+5V Power
3.
TMDS Data 2/4 Shield
15.
Logic Ground
4.
NC
16.
Hot Plug Detect
5.
NC
17.
TMDS Data0-
6.
DDC Clock
18.
TMDS Data0+
7.
DDC Data
19.
TMDS Data 0/5 Shield
8.
NC
20.
NC
9.
TMDS Data1-
21.
NC
10.
TMDS Data1+
22.
TMDS Clock Shield
11.
TMDS Data 1/3 Shield
23.
TMDS Clock+
12.
NC
24.
DDC TMDS Clock-
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 Data0–
18.
+5V Power
19.
Hot Plug Detect
* only for certain models