Dell Inspiron 1720 Service Manual - Page 61
Pin Assignments for I/O Connectors
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Back to Contents Page Pin Assignments for I/O Connectors Dell™ Vostro™ 1700 and Inspiron™ 1720/1721 Service Manual USB Connector Video Connector S-Video TV-Out Connector 1394 Connector USB Connector Pin Signal 1 USB5V+ 2 USBP- 3 USBP+ 4 GND Video Connector Pin Signal Pin Signal 1 CRT_R 9 5V+ 2 CRT_G 10 GND 3 CRT_B 11 MONITOR_DETECT- 4 NC 12 DDC_DATA 5 GND 13 CRT_HS 6 GND 14 CRT_VS 7 GND 15 DDC_CLK 8 GND S-Video TV-Out Connector
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Pin Assignments for I/O Connectors
Dell™ Vostro™ 1700 and Inspiron™ 1720/1721 Service Manual
USB Connector
Video Connector
S
-
Video TV
-
Out Connector
1394 Connector
USB Connector
Video Connector
S-Video TV-Out Connector
Pin
Signal
1
USB5V+
2
USBP
–
3
USBP+
4
GND
Pin
Signal
Pin
Signal
1
CRT_R
9
5V+
2
CRT_G
10
GND
3
CRT_B
11
MONITOR_DETECT
–
4
NC
12
DDC_DATA
5
GND
13
CRT_HS
6
GND
14
CRT_VS
7
GND
15
DDC_CLK
8
GND