Dell XPS M1530 (M1530, Late 2007) - Manual (Page 118)

118 Pin Assignments for I/O Connectors
IEEE 1394a Connector
Pin Signal Pin Signal
1 TMDS Data 2+ 11 TMDS Clock Shield
2 TMDS Data 2
Shield 12 TMDS Clock-
3 TMDS Data 2- 13 CEC
4 TMDS Data 1+ 14 No Connect
5 TMDS Data 1
Shield 15 DDC Clock
6 TMDS Data 1- 16 DDC Data
7 TMDS Data 0+ 17 Ground
8 TMDS Data 0
Shield 18 +5V Power
9 TMDS Data 0- 19 Hot Plug Detect
10 TMDS Clock+ 20 SHELL
Pin Signal
1 TPB–
2 TPB+
3 TPA–
4 TPA+