Why do my 3 phones have no signal and the main phone indicate 'in use

Why do my 3 phones have no signal and the main phone indicate 'in use Our 3 phones have no signal. All on cradles but the main phone has 'in use' signal .
Asked by: Guest \| Views: 340

Total answers/comments: 1

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Guest [Entry]

"One of them is “off the hook”. Go to each one, try to turn it one then shut it off.

Happens to me a couple of times a month."