Compaq 1600XL - Manual (Page 40)

2 P IN A SSIGNMENTS P RESARIO N OTEBOOK M AINTENANCE AND S ERVICE G UIDE 1600XL S ERIES
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
Serial Connectors
Connector Pin Signal
1 Carrier Detect
2 Receive Data
3 Transmit Data
4 Data Terminal Ready
5 Signal Ground
6 Data Set Ready
7 Ready to Send
8 Clear to Send
9 Ring Indicator
Keyboard/Mouse
Connector Pin Signal
1 Data 1
2 Data 2
3 Ground
4 +5 V
5 Clock 1
6 Clock 2
Modem Connector
Connector Pin Signal
1 Unused
2 Tip
3 Ring
4 Unused