In Control Panel->Modem, there

来源: 于 2004-12-20 11:45:48 [旧帖] [给我悄悄话] 本文已被阅读：次

is a tab that lets you test your modem. You may also switch your modem around your PCI (or ISA) slots to see if it's plugged in properly and in a working slot. If everything fails, get a new modem. Nowadays, stores almost would pay you to take modems off their hands.