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Question About BT Cordless Telephone BT3510
My phone BT3510 has suddenly failed to operate. Un...

My phone BT3510 has suddenly failed to operate. Unable to make or receive calls, message on screen is 'Line in Use' When I try to key in number instead of using list, message is 'Join existing call'. It has now been out of action for a number of hours. Any solution Please.

Asked by Muriel on 06/24/2014 0  Answer

ManualsOnline posted an answer 10 years, 5 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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