Please make sure your computer is connect to the network where the fax server is installed. You can also check it by the following steps:
1. Click the Start button, click All Programs, and then click Windows Fax and Scan.
2. To use Fax view, at the bottom of the left pane, click Fax.
3. Click the Tools menu, click Fax Accounts, and then check the status of the fax server.
If the fax server is offline, there might be a problem with the network or the device. To find out whether the fax server is powered on and connected to the network.
If the connection has no problem, please use clean Boot to troubleshoot if it be caused by some software conflict:
How to perform a clean boot in Windows
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