Vtech Lands Phones - Page 8 - Recent Questions, Troubleshooting & Support

During a call press Mute/Delete https://cdn-media.vtechphones.com/media/p/document2/products/%7BE2E64041-B485-48CF-ACE8-FEB21EDF0B4D%7D/CS6419_AUM_2.pdf

I believe "CL"indicates clock. Change the clock settings at the lower right corner of the answering machine.

https://cdn-media.vtechphones.com/products/DS/DS6511/DS6511_WEBCIB_V10_20141224.pdf

http://phone.manualsonline.com/manuals/mfg/vtech_communications/cs5121_1.html Page 9 of instruction manual above.

the accessory hand sets have to be vthech ls5475 units the same as what came in the original packaging the extras you got will not register with an incorrect base take them back and exchange for the correct units

best take em back to the shop as they are faulty..Tell em ya want a refund and go to Walmart and get yourself a uniden 3 pack cordless phone for $35 on sale.

Ring works, speakerphone or electronic part of speakerphone faulty.

VTech 15550 User Manual Page 26 Similar model to 15300. Pages 26 and 27 show volume setting.