Maintenance and Service Guide
Compaq Presario 5400 Series
Computers - 5446, 5452, 5456, 5471, 5473, 5474, 5475, 5476, 5477
|
|
PRODUCT
DESCRIPTION CPU
Rear Connectors
Connector Pin Assignments
Click on an item to see its pin assignments.
Serial 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 |
| 
|
Pin |
Signal |
| 1 |
Data |
| 2 |
Unused |
| 3 |
Ground |
| 4 |
+5 VDC |
| 5 |
Clock |
| 6 |
Unused |
|
|