This chassis is notorious for running hot. The fan intake is on the bottom.
Overall, the Sony Vaio PCG-31311M is a lightweight and compact laptop that's great for casual use, but it may not be the best option for those who need more power or modern features. Sony Vaio Pcg-31311m Specs
If you own this device and want to breathe new life into it, two specific upgrades are essential: This chassis is notorious for running hot