Zoom ADSL Modem - Manual (Page 23)

Appendix B: Troubleshooting 23
PROBLEM : Why do I hear static or noise when I’m using
my telephone?
SOLUTION: If that phone does not have its own filter, you may
hear static or high-pitched noise if you make a phone
call while your ADSL modem is on. A filter also
prevents a phone from interfering with, or dropping,
your DSL connection.
PROBLEM: I accidentally unplugged the USB cable while
using my modem, which resulted in a
general protection fault (GPF) error
message. What should I do?
SOLUTION: You must plug the modem back in and restart your
computer to rectify this problem. Remember: Remember: Remember: Remember: Be
careful not to unplug the USB cable while using your
modem.