"X-Ray machine has Dos/4gw fatal error (1307): not enough memory?"に関する回答Yes, you need to specify which X-ray machine you have. Generally, DOS/4GW is a 32-bit DOS extender has 1MB limit. X-ray medical device comes in different variety; hence it’s essential to tell the product info. However, as OTS said, if your problem is with the conventional DOS memory, you can check their autoexec.bat file that might be of help. Even you can take help of technician that could be able to resolve this problem.