Panasonic KX-TG4011LAT Service Manual page 35

10.1.4. Check the RF part
10.1.4.1. Finding out the Defective part
After All the Checkings or Repairing
1. Re-register the checked handset to the checked base unit, and Regular HS to Regular BU.
Note:
(*1) HS: Handset
(*2) BU: Base Unit
KX-TG4011LAT/KX-TG4012LAT/KX-TG4013LAT/KX-TGA403LAT
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