![](http://pdfasset.owneriq.net/a/cf/acf3cd48-cd20-44b6-abff-7cc22831b03c/acf3cd48-cd20-44b6-abff-7cc22831b03c-bg68.png)
104
Detect dial tone
Instructs the WorkCentre to wait for a dial tone
before sending a fax.
If the phone system does not provide a dial tone
quickly or uses a different type of dial tone, you can
clear Detect dial tone to have the WorkCentre send a
fax without waiting for a dial tone.
5. Do one
of the following:
• Click OK to change the options at the WorkCentre
and close the WorkCentre 450c Settings window.
• Click Apply to change the options at the
WorkCentre and keep the WorkCentre 450c Settings
window open.
Note
To use the factory defaults, click the Restore
Defaults button.