NEC PowerMate 2000 Series Service And Reference Manual page 127

Executable files automatically format your diskette when you
download files from the BBS. Formatting destroys any data
on the diskette. Before you download files from the BBS,
check that you do not have information on the diskette that
you need.
After you complete downloading your file, log off the BBS as follows.
1. Press
Enter
2. Press
G
3. Press
Enter
8-6 NEC CSD Information Services
(to continue).
(command for Goodbye/Hangup).
.