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KX-TG4771B/KX-TG4772B/KX-TG4773B/KX-TGA470B
10.1.6. Check the RF part
10.1.6.1. Finding out the Defective part
After All the Checkings or Repairing
1. Re-register the checked portable to the checked base unit, and Regular P to Regular BU.
Note:
(*1) P: Portable
(*2) BU: Base Unit
1. Prepare Regular P (*1) and Regular BU(*2).
2. a. Re-register regular P (Normal mode) to base unit (to be checked).
If this operation fails in some ways, the base unit is defective.
b. Re-register portable (to be checked) to regular BU (Normal mode).
If this operation fails in some ways, the portable is defective.
Base unit is defective
Portable is defective
START
Registration of
Regular P to
base unit
Registration of
portable to
Regular BU
(other checkings)
Registration of portable to base unit
(checked ones)
Registration of Regular P to Regular BU
Yes
No
No
Yes
