You may have to enable it on the touchpad configuration. I know that the utility to control the touchpad on my Vaio has several options including H/V scrolling and program shortcuts.
Usually cames only work on the primary display. With a laptop, you might not be able to use the built-in monitor as a secondary display, but I would try setting the external as the primary display from the Windows Display settings dialog...
www.crucial.com
Use the system scanner if you want, or just enter the model number into the solution finder. The solutions will be Crucial brand name, but they will display all the information that you need to get whatever RAM you want.
I have a Sony Vaio GRT270P running a 2.6 (2.8?) GHz P4 with 1 GB RAM and 80 GB 5400 HDD. The screen is 16.1" UltraBright running on the nVidia FX5600 Go, the system has built in WLAN, 10/100 LAN and modem. The optical drive is a...
Keep in mind that there is packaging and other materials, and often the shipper will estimate the weight. It sounds to me like your backpack is in one box and the laptop in the other. I know that my Sony Vaio GRT270P weighed about 25 lbs...
Scratch disks would be the same as a swap file. Windows uses one and PS uses one. They are used when the program(s) are utilizing memory and the RAM is utilized above a certain capacity. This allows the RAM to be used only for immedate...
According to Crucial.com you can put up to 4 GB in the system. If you match the stick you have, you should be fine.
More ram may make a difference, but moving the swap file away from the OS hard drive volume will make more difference....