[header] How to report a faulty phone line [title] Pick up your phone. [step] If it is a landline, listen for a dial tone with the dial button is clicked. Check to make sure the base is plugged in and the phone is charged before you move on to the next tests. 
[substeps] If it is a cell phone, try calling a number in your contacts since you will not be able to hear a dial tone. [title] Try plugging in another phone to the phone cable.