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Pin Assignments for I/O Connectors
Dell™ Vostro™ 1500 and Inspiron™ 1520/1521 Service Manual
USB Connector
Video Connector
1394 Connector
USB Connector
Pin Signal
1USB5V+
2USBP–
3USBP+
4GND
Video Connector
Pin | Signal | Pin | Signal |
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1 | CRT_R | 9 | 5V+ |
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2 | CRT_G | 10 | GND |
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3 | CRT_B | 11 | MONITOR_DETECT– |
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4 | NC | 12 | DDC_DATA |
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5 | GND | 13 | CRT_HS |
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6 | GND | 14 | CRT_VS |
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7 | GND | 15 | DDC_CLK |
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8 | GND |
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