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Pete, Engineer
Category: Phone Systems
Satisfied Customers: 17642
Experience:  Over 16 years experience installing and repairing electronics.
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We have a KX-T123211D phone system in our home. Recently the

Customer Question

We have a KX-T123211D phone system in our home. Recently the intercom system has started operating on its own. No one is using the intercom but we are getting the two short intercom rings on one of our other phones. Any suggestions of what's causing this?
JA: How old is the phone?
Customer: around 20 years
JA: How long has this been going on? What troubleshooting have you tried?
Customer: Started within the last two months and no real troubleshooting done to date.
JA: Anything else you want the phone expert to know before I connect you?
Customer: no
Submitted: 9 months ago.
Category: Phone Systems
Expert:  Pete replied 9 months ago.

I am Pete, and I'll be happy to assist with your question today.

Expert:  Pete replied 9 months ago.

One of the handsets may be defective, and is intermittently triggering the intercom.

Can you try unplugging the handsets, one at a time, perhaps for a day at a time, to try to find the faulty handset?