Sony PCG-XG19 - Manual (Page 79)

Connecting a Universal Serial Bus (USB) Device 67
Connecting a Universal Serial Bus (USB) Device
You can connect a USB device to your computer.
You can use the optional Sony USB mouse PCGA-UMS1 with this
computer. The USB mouse software driver is preinstalled in the
computer. Therefore you only need to plug the USB mouse into the USB
connector.
✍
See the manual that came with your USB device for more information on installation and use.
to
USB device
USB
USB connecting cable
(not supplied)