Sony PCG-TR5MP Hardware Manual page 79

Hardware Guide
5 Align the bottom connector of the notebook with the connector on the port replicator and push down until it clicks into place.
6
Slide the lock lever to LOCK.
7 Turn on the notebook.
✍
When attaching your computer to the port replicator, do not attempt to insert or remove the battery pack. Lifting and turning the computer with the attached port replicator
may cause a temporary loss of power.
Use the AC adapter that comes with your notebook or the optional Sony adapter.
n N
78
Connecting peripheral devices