ATT 5840 answering machine Had a power outage last week and now nothing about the answering machine will work. It clicks and flashes the numbers "88" every second. I tried to reset and even ...
ATT 5840 Base reset code/procedure I have a problem with the registration of three replacement handsets (had six, 3 broke, 3 replaced). They will not register, because the base is still holding the ...
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