Compaq 1600XL - Manual (Page 41)

P RESARIO N OTEBOOK M AINTENANCE AND S ERVICE G UIDE 1600 S ERIES P IN A SSIGNMENTS 3
Presario 1600XL Series
Model 1600T, 1600-XL140, 1600-XL141, 1600-XL142, 1600-XL143, 1600-XL144,
1600-XL146, 1600-XL147, 1600-XL150 XL156, XL157, XL255, XL256, XL257, and XL258
Universal Serial Bus
Connector Pin Signal
1 +5 V
2 Data -
3 Data +
4 Ground
External VGA Monitor
Pin Connector Pin Signal
1 Red Analog 9 +5 V
2 Green Analog 10 Ground
3 Blue Analog 11 Not connected
4 Not connected 12 DDC2B Data
5 Ground 13 Horizontal Sync
6 Ground Analog 14 Vertical Sync
7 Ground Analog 15 DDC2B Clock
8 Ground Analog